Download APEX Fundamentals of Computing Unit 5 EXAM study guide 75 complete solutions 100%. and more Exams Computer Science in PDF only on Docsity!
5 EXAM study guide 75 complete
solutions 100%.
APEX Fundamentals of Computing Unit
5 EXAM study guide 75 complete
solutions 100%.
Which everyday object most likely contains a computer? - ANSWER Cell phone
Which everyday object most likely contains a computer? - ANSWER Television
Which everyday object most likely contains a computer? - ANSWER Gaming console
Which discipline involves designing components such as a computer's memory devices, circuit boards, and graphics cards? - ANSWER Computer engineering
Which option is considered hardware and is designed by computer engineers? - ANSWER A computer's processors and circuit boards
Which task would be performed by a computer engineer? - ANSWER Designing a computer's circuit board
What is the term for a group of people working together to share their knowledge and skills to achieve a goal? - ANSWER Collaboration
Collaboration with others allows the best use of: - ANSWER different backgrounds, skill sets, and ideas.
Why does collaborating with others have the potential to lead to better results? - ANSWER Project tasks can be divided up, making work more efficient.
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Rashid needs to arrange a meeting during which he and others can talk and share their screens, text, and files. Which type of collaborative tool would be best for him to use? - ANSWER Videoconferencing tool
Diandra needs to coordinate activities, dates, and reminders with coworkers who live in different time zones. Which type of collaborative tool would be best for her to use? - ANSWER Calendar-sharing tool
Morgan needs group members to collaborate on a single large document which can be edited directly by everyone. Which type of collaborative tool would be best for them to use? - ANSWER Document- synchronization tool
Which type of statement allows a computer to decide which steps to take based on a certain condition?
- ANSWER An if-then statement
Which two words are used in algorithms to allow a computer to decide what to do given a certain condition? - ANSWER If and then
What is the purpose of an if-then statement in an algorithm? - ANSWER To allow a computer to decide which steps to take depending on a certain condition
What is the term for a set of clearly defined, logical steps to solve a problem or perform a task? - ANSWER Algorithm
What is the term for a set of steps that computers are designed to follow to perform tasks efficiently? - ANSWER Algorithm
What is the best definition of an algorithm? - ANSWER A set of clearly defined, logical steps to solve a problem or perform a task
What does each block in the MakeCode Arcade interface represent? - ANSWER A separate command
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Which tasks benefit the most from modularization? - ANSWER Those that need to be repeated more than once
What does a function parameter allow a programmer to do? - ANSWER Pass data to the function whenever they call it.
When using a function parameter, what can programmers of a modular program do? - ANSWER Pass data to the function whenever they call it.
What is a program that includes a function parameter capable of doing? - ANSWER Passing data to a function whenever it is called
How do all array indexes begin? - ANSWER With the number 0
Which character is always first in an array index? - ANSWER 0
Which sequence of numbers would be used in an array index? - ANSWER 0, 1, 2, 3
Which option is an example of an array of strings? - ANSWER A list of items that you need to pick up at the grocery store
Which option is an example of an array of numbers? - ANSWER A list of order numbers for books in a section of a bookstore
Which option is an example of a Boolean variable - ANSWER The answer to whether you have finished your homework
During which step of the game development cycle does the programmer determine the goals and limitations of a game? - ANSWER Define
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During which step of the game development cycle does the programmer plan the structure and look of a game? - ANSWER Design
During which step of the game development cycle does the programmer build a game based on the created design? - ANSWER Develop
Based on the information in this table, how would the binary number 0100101011001000 be written in hexadecimal code? - ANSWER 4AC
Based on the information in this table, how would the binary code 0111101110100110 be written in hexadecimal code? - ANSWER 7BA
Based on the information in this table, how would the binary code 0101110001111001 be written in hexadecimal code? - ANSWER 5C
The value 01100001 belongs to which coding system? - ANSWER Binary code
The value U+203E belongs to which coding system? - ANSWER Unicode
The value 8AB5 belongs to which coding system? - ANSWER Hexadecimal code
Which term represents the largest unit of memory? - ANSWER Terabyte
Which term represents the smallest unit of memory? - ANSWER Kilobyte
Which unit equals approximately 1000 terabytes? - ANSWER Petabyte
5 EXAM study guide 75 complete
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What are two ways to improve the accuracy and fairness of data collection? - ANSWER Make sure the questions you ask are specific and pertain to your needs.
Collect data from a large, diverse group of participants.
You conduct a survey of your friends to find out which types of ice cream are their favorites. You want to make a visual display to show the proportion of your friends who prefer chocolate. Which kind of graph is the best choice for this purpose? - ANSWER Circle graph
You conduct a survey of people of different ages to find out which types of ice cream are their favorites. You want to make a visual display of dots to show how a person's age is related to the type of ice cream they prefer. Which kind of graph is the best choice for this purpose? - ANSWER Scatterplot
You conduct a survey of your friends to find out which types of ice cream are their favorites. You want to make a visual display to show the number who prefer each type of ice cream. Which kind of graph is the best choice for this purpose? - ANSWER Bar graph
Which formula would be used to calculate the total for the entire range of cells in the "Quantity" column? (spreadsheet with fruit as row headings) - ANSWER =SUM(C2:C7)
Which formula would be used to calculate the total for the entire range of cells in the "Cost" column? (spreadsheet with fruit as row headings) - ANSWER =SUM(D2:D7)
Which formula would be used to calculate the total for the entire range of cells in the "Value" column? (spreadsheet with fruit as row headings) - ANSWER =SUM(E2:E8)
Which phrase is the best definition of an algorithm? - ANSWER A set of clearly defined, logical steps used to solve a problem
5 EXAM study guide 75 complete
solutions 100%.
Which phrase is the best way to describe an algorithm? - ANSWER A logical series of steps that helps tackle and solve a problem
Which phrase is the best description of an algorithm? - ANSWER A series of logical steps that can be used to solve almost any problem
Which two scenarios show how algorithms are used to improve people's lives? - ANSWER Traffic signals placed at freeway on-ramps are used to regulate how often cars can enter a freeway.
Waitstaff use an app to take reservations and seat customers at a busy restaurant.
Which two scenarios show how algorithms are used to improve people's lives? - ANSWER An air-traffic controller directs pilots when to take off or land planes at an airport.
A video editor compiles raw footage from a shoot and edits it to create a movie.
Which two scenarios show how algorithms are used to improve people's lives? - ANSWER A communications satellite is designed, built, and sent into space.
An inventory system automatically tells a shop owner what items are running out.
Building a text-to-speech tool into a website to assist people with visual impairments is an example of which goal? - ANSWER Increasing accessibility
Using different patterns to distinguish among on-screen characters in a game to accommodate users who are color-blind is an example of which goal? - ANSWER Increasing accessibility
Designing an adaptive game controller that allows users to add larger, easier-to-see buttons is an example of which goal? - ANSWER Increasing accessibility
