_____________ is not a form of modulation used to transform digital data into analog signals.
a. synchronous time division
b. amplitude shift keying
c. amplitude modulation
d. frequency modulation
e. phase modulation
Answers
The answer is a. synchronous time division.
Modulation is the technique of superimposing data onto an alternating current wave by adjusting one or more of its three properties: amplitude, frequency, and phase. This is done to transfer data from one location to another, usually through a communications channel that does not transmit the data itself.Modulation is used in communications systems to modulate signals for transmission over long distances. The three major forms of modulation are amplitude modulation (AM), frequency modulation (FM), and phase modulation (PM). Synchronous time division is not a form of modulation used to transform digital data into analog signals.Modulation techniques are used to convert the digital data into analog signals because the transmission medium is capable of transmitting only the analog signals. The modulation of a digital signal with an analog carrier wave is known as digital modulation, while the modulation of an analog signal with a digital carrier wave is known as analog modulation.
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Related Questions
1).
What is a resume?
A collection of all your professional and artistic works.
A letter which explains why you want a particular job.
A 1-2 page document that demonstrates why you are qualified for a job by summarizing your
skills, education, and experience.
A 5-10 page document that details your professional and educational history in great detail.
Answers
Answer:
option 1
Explanation:
its not a job application cause your not appling for a job, a resume is a list of all the things you have done that would be beneficial to a job. for example, previous jobs, skills you have, hobby that pertain to a job you want, education and other professional things.
Hope this helps:)
Which is true regarding diagramming? It involves writing an algorithm. It presents the programming code. It shows the flow of information and processes to solve the problem. It models solutions for large problems only.
Answers
Answer:
It shows the flow of information and processes to solve the problem.
Explanation:
Answer:
C
Explanation:
Got it right on Edge 2021:)
Your welcome
Complete the method/function so that it converts dash/underscore delimited words into camel casing. The first word within the output should be capitalized only if the original word was capitalized. Specifications Challenge.toCamelCase(str) given a string with dashes and underscore, convert to camel case Parameters str: String - String to be converted Return Value String - String without dashes/underscores and camel cased Examples str Return Value "the-stealth-warrior" "theStealthWarrior" "A-B-C" "ABC"
Answers
Answer:
I am writing a Python program. Let me know if you want the program in some other programming language.
def toCamelCase(str):
string = str.replace("-", " ").replace("_", " ")
string = string.split()
if len(str) == 0:
return str
return string[0] + ''.join(i.capitalize() for i in string[1:])
print(toCamelCase("the-stealth-warrior"))
Explanation:
I will explain the code line by line. First line is the definition of toCamelCase() method with str as an argument. str is basically a string of characters that is to be converted to camel casing in this method.
string = str.replace("-", " ").replace("_", " ") . This statement means the underscore or dash in the entire are removed. After removing the dash and underscore in the string (str), the rest of the string is stored in string variable.
Next the string = string.split() uses split() method that splits or breaks the rest of the string in string variable to a list of all words in this variable.
if len(str) == 0 means if the length of the input string is 0 then return str as it is.
If the length of the str string is not 0 then return string[0] + ''.join(i.capitalize() for i in string[1:]) will execute. Lets take an example of a str to show the working of this statement.
Lets say we have str = "the-stealth-warrior". Now after removal of dash in by replace() method the value stored in string variable becomes the stealth warrior. Now the split() method splits this string into list of three words the, stealth, warrior.
Next return string[0] + ''.join(i.capitalize() for i in string[1:]) has string[0] which is the word. Here join() method is used to join all the items or words in the string together.
Now i variable moves through the string from index 1 and onward and keeps capitalizing the first character of the list of every word present in string variable from that index position to the end. capitalize() method is used for this purpose.
So this means first each first character of each word in the string starting from index position 1 to the end of the string is capitalized and then all the items/words in string are joined by join() method. This means the S of stealth and W of warrior are capitalized and joined as StealthWarrior and added to string[0] = the which returns theStealthWarrior in the output.
a data manager queries a database to list a few required attributes of a patient. this is an example for
Answers
The data manager is performing a database search to extract specific patient information, which involves querying the database for the required attributes. This process is an example of data retrieval or data mining
Some examples of the required attributes that the data manager may be looking for include patient demographics, medical history, current medications, and test results. The goal of this process is to obtain the necessary data to support clinical decision-making, research, and other healthcare-related activities.
1. A data manager needs specific information about a patient.
2. They access the database that stores patient data.
3. They write a query, which is a request to the database system, asking for specific attributes (e.g., name, age, or medical history) of the patient.
4. The database processes the query and returns the requested information.
5. The data manager receives the list of required attributes for the patient.
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Objective:
The objective of this assignment is to get more experience in SQL and Relational Databases. Basically, you will design, create, and write SQL queries using MySQL DBMS.
data given in the three files. Make sure to identify primary keys and foreign keys as appropriate.
Load the data from the given data files into the database tables. In MySQL you can load data using the following syntax (assuming the file is directly on your c drive):
mysql>load data infile 'c:/location.csv'
>into table Location
>fields terminated by ',' Requirements:
In this assignment, you are asked to design and create a Weather database that includes weather reports on wind and temperature that were collected eight different stations.
Creating the database and importing data:
The data to be loaded in the database is provided to you in three CSV files. You will use the following 3 files, located in D2L (location.csv,temperature.csv, and wind.csv), for this Assignment. Open each file and familiarize yourself with the data format. The data in these files is interpreted as follows:
location.csv: station name, latitude, longitude
wind.csv: station name, year, month, wind speed
temperature.csv: station name, year, month, temperature
Create database tables to hold the
>lines terminated by '\n';
If you get an error from MySQL that the file cannot be read, you can change the file permissions as follows: browse to the directory including the file using the file browser, right click on file name, choose ‘Properties’ and make sure all permissions are set to be ‘Read and Write’.
SQL Queries:
For each question below, write one or more SQL query to find the required output.
Produce a list of station name, year, month, wind speed, temperature.
For each station, find the total number of valid wind reports and the total number of valid temperature reports. (Note: do not count NULL as a valid report).
For each station, find the total number of wind reports and the total number of temperature reports in each year. From the output, identify stations that did not report a valid reading every month.
Find how many wind speed reports are collected in each month? How many temperature reports are collected each month?
For each station, find the first year at which the station started to report wind speeds and the first year at which the station started to report temperature readings.
Find the coldest and hottest temperatures for each station.
What is the maximum and minimum temperatures reported in 2000? What are the stations that reported these maximum and minimum temperatures?
What is the average wind speed at 90-degree latitude? (Note: do not look at the data to find what stations are located at 90-degree latitude, however, you have to use 90 in your query)
The name of the weather station at the South Pole is called Clean Air, because very little man-made pollution can be found there. Find out what temperatures were recorded at the South Pole such that the output is sorted by temperatures. When is it Summer and when it is winter in South pole?
For each station, find the maximum, minimum, and average temperature reported in a certain month of the year. Comment on when do you think it is summer and when it is winter for each station.
See below on what to submit:
What to submit:
Submit only one .sql script (file) that includes SQL statements to:
create the database
create the tables
load tables with data
answers to all the 10 queries.
whenever needed, write a comment with each query to answer the question asked on the output of that query.
Make sure that your scripts runs on MySQL without giving any errors. You can test your script on MySQL as follows:
Write all your sql commands in a file and save with extensions ‘.sql’ (e.g, SQL_and_Advanced_SQL.sql)
Assume, you saved your sql script under the directory ‘c:/ICS311/homework,’. Then you can run the script using the following command:
mysql> source c:/ICS311/homework/SQL_and_Advanced_SQL.sql
Answers
To complete the assignment, you need to design and create a Weather database using MySQL. The database will store weather reports from eight different stations, including information on wind speed and temperature. You should load the data from the provided CSV files into the respective tables in the database. Then, you'll need to write SQL queries to perform various tasks such as retrieving station information, counting valid reports, finding extremes, and analyzing seasonal patterns. The SQL script should include the database creation, table creation, data loading, and answers to all the queries.
To start the assignment, you'll create the database and tables to hold the weather data. The database will consist of tables such as "Location," "Wind," and "Temperature," with appropriate columns to store the relevant information. You'll load the data from the CSV files into these tables using the LOAD DATA INFILE statement in MySQL.
Next, you'll write SQL queries to address each of the given requirements. These queries will involve retrieving specific data from the tables, performing calculations, and filtering based on conditions. For example, you'll produce a list of station names, years, months, wind speeds, and temperatures by combining information from the different tables.
To count the number of valid wind and temperature reports for each station, you'll use aggregate functions such as COUNT and exclude NULL values. Similarly, you'll determine the total number of reports in each year and identify stations that didn't report valid readings every month.
To analyze the monthly reports, you'll calculate the count of wind speed and temperature reports collected in each month separately. This will give you insights into the data distribution throughout the year.
You'll also find the first year when each station started reporting wind speeds and temperature readings. This can be achieved by selecting the minimum year for each station from the corresponding tables.
To identify the coldest and hottest temperatures reported for each station, you'll use aggregate functions like MAX and MIN, grouping the results by station. Furthermore, you'll determine the maximum and minimum temperatures reported in the year 2000 and find the corresponding stations.
For the average wind speed at the latitude of 90 degrees, you'll query the appropriate latitude value from the Location table and use it to calculate the average wind speed.
Lastly, you'll focus on the weather station at the South Pole called "Clean Air" and retrieve the recorded temperatures sorted in ascending order. This will allow you to determine the seasons in the South Pole based on the temperature patterns.
Ensure your SQL script includes comments for each query, providing explanations for the expected output of that particular query. Once you have completed the script, you can execute it in MySQL using the "source" command to test its functionality.
Overall, this assignment will provide you with hands-on experience in designing a relational database, loading data, and writing SQL queries to extract meaningful insights from the weather data.
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There is a weird green and black kinda growth on my screen that moves when I squeeze the screen, it also looks kinda like a glitchy thing too,Please help
Answers
LCD stands for Liquid Crystal Display. So yes, what you're seeing is liquid. it's no longer contained where it needs to be.
what is the total number of bits required to implement the 2-way set associative cache? the bits include data, tag and valid bits.
Answers
The total number of bits required to implement a 2-way set associative cache includes data, tag, and valid bits for both sets. Assuming a cache size of 64 KB and a block size of 16 bytes, the total number of bits required is 696,320 bits.
A 2-way set associative cache is a type of cache memory where each set in the cache contains two cache lines. Each cache line consists of three fields: the tag field, the data field, and the valid bit. The tag field contains the address of the memory block being cached, the data field contains the actual data in the memory block, and the valid bit indicates whether the cache line contains valid data.
To calculate the total number of bits required for a 2-way set associative cache, we need to consider the size of the cache, the size of the memory blocks being cached, and the number of sets in the cache. The total number of bits required is given by:
Bits = (Cache Size / Block Size) * (1 + Tag Bits + Data Bits + Valid Bits) Where Tag Bits, Data Bits, and Valid Bits are determined by the memory architecture and the cache design.
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New methods for video game operation are still being invented.
A.
True
B.
False
Answers
Answer: A
Explanation: True
Drag the tiles to the correct boxes to complete the pairs.
Match the OOP concept to its definition.
Answers
Answer:
Operation open purpose
Answer:
attach the question?
Explanation:
the most distinguishing feature of the use of a client-server processing model over an old mainframe configuration is
Answers
The most distinguishing feature of the use of a client-server processing model over an old mainframe configuration is the distribution of computing power.
What is a client-server processing model?A client-server processing model is a distributed application structure that partitions tasks or workload between service providers and service requesters, called clients. Each computer in the client-server model operates as either a client or a server. The server provides services to the clients, such as data sharing, data manipulation, and data storage.
The client requests services from the server, allowing for the distribution of processing responsibilities between the two entities. In this model, the server is responsible for storing data, while the client is responsible for data retrieval. A mainframe configuration is an older computing model that is centralized, where the mainframe performs all computing activities.
All users are linked to the mainframe, which stores all data and applications, as well as handles all processing responsibilities. Mainframes can handle a large amount of data and have a lot of processing power, but they are inflexible and can be difficult to scale. The distribution of computing power is the most distinguishing feature of the use of a client-server processing model over an old mainframe configuration.
In the client-server model, processing power is distributed between the client and the server. In a mainframe configuration, however, all computing power is centralized, with the mainframe handling all processing responsibilities.
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Jack is shooting a scene with a horse running in an open field. Which angle or shooting technique should he use to show the horse in motion?
NO LINKS!!!!
A. Zoom shot
B. Crane shot
C. Tracking shot
D. Panning shot
Answers
Answer:
I would say a panning shot because when you "pan" the camera you're following the object that's moving.
hope this helps! ♥
What data communications term is used to describe the transmission capacity of a network?.
Answers
A data communications term that is used to describe the transmission capacity of a network is bandwidth.
What is data?In Computer technology, data simply refers to any representation of factual instructions or information in a formalized and structured manner, especially as a series of binary digits (bits), symbols, characters, quantities, or strings that are used on computer systems in a company.
What is bandwidth?Bandwidth can be defined as a data communications terminology that connotes the transmission capacity of a network and it is typically measured in bits per second.
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Semiconductors are only somewhat conductive electronic components.
True or False?
Answers
Answer:
True
Explanation:
A semi conductor can be defined as a material , a component or a substance that has the ability to conduct or transmit electricity partially.
This is because their ability to conduct electricity or to be conductive occurs between a conductor and an insulator.
Examples include silicon, carbon, germanium, e.t.c.
Semiconductors help to control and regulate the rate at which electricity is conducted or transmitted.
Therefore, semiconductors are only somewhat conductive electronic components.
This question has two parts : 1. List two conditions required for price discrimination to take place. No need to explain, just list two conditions separtely. 2. How do income effect influence work hours when wage increases? Be specific and write your answer in one line or maximum two lines.
Answers
Keep in mind that rapid prototyping is a process that uses the original design to create a model of a part or a product. 3D printing is the common name for rapid prototyping.
Accounting's Business Entity Assumption is a business entity assumption. It is a term used to allude to proclaiming the detachment of each and every monetary record of the business from any of the monetary records of its proprietors or that of different organizations.
At the end of the day, we accept that the business has its own character which is unique in relation to that of the proprietor or different organizations.
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a new class is proposed to collect information about a group of dvds. which of the following is the best structure for this class? group of answer choices have separate classes for a single dvd and the entire dvd collection. have one class to store information about a single dvd and just use an arraylist to store the collection. have one class to store information about the collection name and send information about the dvds as simple data (integers, strings, etc.) have one class to store information about dvds and the collection named dvdsinformation
Answers
Have one class to store information about dvds and the collection named dvdsinformation, is the best structure because it allows for efficient storage of data for both the individual dvds and the entire collection.
The Benefits of Having One Class for DVD Collection InformationWhen it comes to creating a class to store information about a group of DVDs, the best structure is to have one class to store information about both the individual DVDs and the entire collection.
This structure allows for efficient storage of data, as all the data related to the DVDs and the collection can be contained within one class. It also makes it easier to access and modify the data as needed, as the class holds all the necessary information in one place.Learn more about DVD Collection at: https://brainly.com/question/11407964
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What is an APA Citation Generator?
Answers
An APA Citation Generator is an online tool that can automatically generate properly formatted citations in the American Psychological Association (APA) style.
An APA Citation Generator is a tool that automatically creates citations in the APA (American Psychological Association) format. These citations are used in academic writing to give credit to the sources of information used in the paper.
By using a generator, the process of creating citations is simplified and streamlined, ensuring that they are formatted correctly and accurately. This is especially helpful for students who may be unfamiliar with the intricacies of the APA citation style.
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Surf the Internet or conduct research in your library to find information about "The Big Four" accounting firms. Create a table of information about each firm and
the services the firm provides.
Answers
"The Big Four" accounting firms are:
PricewaterhouseCoopers (PWC) DeloitteKPMG Ernst & Young.What does an accounting firm do?Accounting firms is known to be a firm that aids its clients with a a lot of array of services, such as accounts payable and also receivable, bookkeeping and other forms such as payroll processing.
Note that they also ensure that financial transactions are said to be accurate and legal.
Thus, "The Big Four" accounting firms are:
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Question 5 (frue/False Worth 3 points)
(01.03 LC)
Logical errors mean the program ran, but the results were not as expected.
O True
O False
Answers
true
Explanation:
because logical errors are made to be unexpected it was before
Alejandro has gone to school startfraction 5 over 7 endfraction of the last 35 days. which expression can be used to determine the number of days alejandro has gone to school?
Answers
The expression that can be used to determine the number of days Alejandro has gone to school is 5/7 x 35.
To find the number of days Alejandro has gone to school, we need to calculate the fraction of days he has attended. Since Alejandro has gone to school for 5/7 of the last 35 days, we can multiply the fraction (5/7) by the total number of days (35). This will give us the number of days he has attended. Therefore, the expression 5/7 x 35 can be used to determine the number of days Alejandro has gone to school.
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List the steps you can use to change a word document to a Pdf document.
Answers
Answer:
This can be achieved using any of the following ways
1. Save As
2. Export
Explanation:
This can be achieved in any of the aforementioned ways.
# Save As
# Export
The breakdown step is as follows;
#Using Save As
- Open the word document
- Click the FILE tab
- Select Save As
- Browse file destination directory
- Enter file name
- Choose PDF in Select File type
- Click Save
#Using Export
- Open the word document
- Click the FILE tab
- Select Export
- Click Create PDF/XPS Document
- Browse file destination directory
- Enter file name
- Choose PDF in Select File type
- Click Save
Def transfer(bank, log_in, usera, userb, amount): ''' in this function, you will try to make a transfer between two user accounts. bank is a dictionary where the key is the username and the value is the user's account balance. log_in is a dictionary where the key is the username and the value is the user's log-in status. amount is the amount to be transferred between user accounts (usera and userb). amount is always positive. what you will do: - deduct the given amount from usera and add it to userb, which makes a transfer. - you should consider some following cases: - usera must be in the bank and his/her log-in status in log_in must be true. - userb must be in log_in, regardless of log-in status. userb can be absent in the bank. - no user can have a negative amount in their account. he/she must have a positive or zero balance. return true if a transfer is made. for example:
Answers
Using the knowledge in computational language in python this code will be described for bank is a dictionary where the key is the username and the value is the user's account balance.
Writing code in python:def transfer (bank, log_in, userA, userB, amount):
if userA in bank and log_in[userA]:
if userB in log_in:
if amount <= bank [userA]:
bank [userA] -= amount
bank[userB] += amount
return true
return false
bank= {"Bradon": 115.5, "Patrick": 18.9, "Sarah": 827.43, "Jack": 45.0, "James": 128.87}
log_in= {"Bradon": False, "Jack": False, "James": False, "Sarah": False}
transfer(bank, log_in, "Bradon", "Jack", 100)
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Discuss how do you think new, fast, high-density memory devices and quick processors have
influenced recent development in Human Computer Interaction, do they make systems any easier
to use, and expand the range of application of computer systems?
Answers
New, fast, high-density memory devices and quick processors have had a significant impact on Human Computer Interaction (HCI). They allow for faster processing of data and more efficient storage, resulting in an overall faster and more efficient user experience.
Additionally, they have allowed for the development of more complex applications, such as machine learning and artificial intelligence, that can process large amounts of data quickly and accurately. This has allowed for the development of more sophisticated user interfaces and features, resulting in a richer user experience.
Furthermore, these technologies have expanded the range of applications of computer systems, as they can be used for a wider variety of tasks, such as facial recognition and natural language processing. All of these advancements have made computer systems easier to use and have allowed for the development of more powerful and useful applications.
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File viewers allow investigator to discover, view, and analyze files on all operating systems
True
False
Answers
False. The statement is not entirely accurate. While file viewers can assist investigators in discovering, viewing, and analyzing files, they are not universally compatible with all operating systems.
File viewers are software tools designed to open and interpret specific file formats. Different operating systems may use different file formats or have unique file system structures, which can impact the compatibility of file viewers. Therefore, the effectiveness and compatibility of file viewers may vary depending on the operating system being used. Investigators may need to use different file viewers or specialized tools specific to the operating system to ensure optimal file analysis and interpretation.
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What is bill Gates passion?
Answers
tO CrEaTe ToiLeT. Sorry, the real answer is to change the world via technology, and to keep on innovating.
I hope this helps, and Happy Holidays! :)
6.25 lab: even/odd values in a vector write a program that reads a list of integers, and outputs whether the list contains all even numbers, odd numbers, or neither. the input begins with an integer indicating the number of integers that follow. ex: if the input is:
Answers
def is_list_even(my_list):
for i in my_list:
if(i%2 != 0):
return False
return True
def is_list_odd(my_list):
for i in my_list:
if(i%2 == 0):
return False
return True
def main():
n = int(input())
lst = []
for i in range(n):
lst.append(int(input()))
if(is_list_even(lst)):
print('all even')
elif(is_list_odd(lst)):
print('all odd')
else:
print('not even or odd')
if __name__ == '__main__':
main()
The difference between C++ and FORTRAN is that the “C-languages” use more natural language and are easier for programmers to use.
Answers
Answer:
This is true
Explanation:
This is true because when using C++ and FORTRAN, you are using more natural occurring language
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What are three advantages of using desktop software on a desktop computer
rather than mobile software on a smartphone or tablet?
A. It is extremely portable and easy to transport.
B. Using a mouse allows more precision when selecting objects on
the screen.
C. It is easier to type in text quickly using a keyboard.
D. It offers more features, and the interface fits well on a bigger
screen.
Answers
Answer:
A. It offers more features, and the interface fits well on a bigger screen.
B. Using a mouse allows more precision when selecting objects on the screen.
C. It is easier to type in text quickly using a keyboard.
Rohan is creating a presentation with at least 50 slides. He wants the slides to use a consistent layout and formatting. Which of the following parts of the presentation should he design first?
Answers
The parts of the presentation that he should design first is Slide master
Slide master is a slide that enables you to do the following:
•Modify your presentation to suit your taste
•It enables you to make a partial or minor change on the slide layout of your presentation
•Slide master help you to create a perfect and special presentation.
•With Slide master you can easily modify your slide text color.
Inconclusion The parts of the presentation that he should design first is Slide master.
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What contribution did ada byron make to computing?
Answers
Answer:
Around 1843, she described the first computer principles, later built by Charles Babbage in the form of a mechanical calculator.
Morgan is the operations manager for a national appliance distributor. The company has offices throughout the United States. Communication between offices is vital to the efficient operation of the company. Phone sales are an important source of revenue.
Managers and department heads across the nation strategize on a weekly, if not daily, basis. For the past three quarters, telephone charges have increased and sales have decreased. Morgan needs to cut expenses while keeping the lines of communication open.
Analyze the telecommunications technologies you've studied in this unit—fax, broadcasting, VoIP, e-mail, blogs, and wikis—to determine which technology will best meet the needs of Morgan's company.
Once you have determined the best technology solution, use the Internet to compare the features and pricing offered by different providers of that technology. Select four or five criteria you think would be most important to Morgan. Create a comparison chart to help compare the products and services offered by providers of the technology you selected.
Write down the technology you selected for Morgan's company and the reason for your choice.
Then select a provider for Morgan to use. Indicate the reason(s) for your choices.
Answers
Answer:
Your objectives are to evaluate the use of different telecommunications technologies for performing a specific business purpose.
Using a spreadsheet, compare similar telecommunications technologies.
Use decision-making strategies to select the most appropriate telecommunications technology for a specific business need.
Explanation: