What are computer-readable codes made of lines of varying widths or lengths known as?
Correct answer D. A bar code
Subject / 683 questions
Computer MCQs
Page 28 of Computer multiple-choice questions with answers. Tap an option to check yourself.
Page 28 of 35
What is used to identify a user who returns to a website?
Correct answer A. Cookies
Which data mining technique derives rules from real-world case examples?
Correct answer A. Neural nets
Advertisement
In a computer’s memory hierarchy, where does most data go first?
Correct answer A. RAM
Recovering and reading deleted or damaged files from a criminal’s computer is an example of which law enforcement speciality?
Correct answer C. Computer forensics
Computers manipulate data in many ways. What is this manipulation called?
Correct answer B. Processing
Computers process data into information by working exclusively with what?
Correct answer A. Numbers
When a computer program is being created, who designs its structure?
Correct answer A. System Analyst
Servers are computers that provide resources to other computers connected to what?
Correct answer D. Network
Advertisement
Which science tries to build machines that show the same kind of intelligence as humans?
Correct answer D. Artificial intelligence (AI)
Where are the CPU and memory located?
Correct answer D. Motherboard
All of the following are storage devices except which?
Correct answer B. Printers
Of the four major data processing functions of a computer, which of these is not one?
Correct answer D. Analysing the data or information
All of the following are real security and privacy risks except which?
Correct answer D. Spam
What does the acronym COBOL stand for?
Correct answer A. Common Business Oriented Language
Advertisement
What is the additional set of commands that a computer shows after you select an item from the main menu?
Correct answer B. Submenu
Which of the following is the odd one out?
Correct answer A. Operating system
Which component stores data or information temporarily and passes it on as directed by the control unit?
Correct answer B. Register
Which of the following is not a computer programming language?
Correct answer C. MS-Excel
A magnetic disk is an example of which type of memory?
Correct answer A. Secondary memory