Computer MCQs (page 2 of 48)
Computer basics, hardware, software, networking, the internet, file formats, shortcuts and the people behind modern computing.
954 questions. Select an option to check your answer, or open "Show answer". Showing 21–40.
- 21.
What does SQL stand for?
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Answer: D. Structured Query Language
SQL stands for Structured Query Language.
- 22.
What does DBMS stand for?
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Answer: A. Database Management System
DBMS stands for Database Management System.
- 23.
What does AI stand for?
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Answer: B. Artificial Intelligence
AI stands for Artificial Intelligence.
- 24.
What does ML stand for?
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Answer: D. Machine Learning
ML stands for Machine Learning.
- 25.
What does IoT stand for?
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Answer: B. Internet of Things
IoT stands for Internet of Things.
- 26.
What does WWW stand for?
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Answer: B. World Wide Web
WWW stands for World Wide Web.
- 27.
Who is known as the father of computers?
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Answer: C. Charles Babbage
Charles Babbage is known as the father of computers.
- 28.
Who is known as the father of modern computer science?
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Answer: A. Alan Turing
Alan Turing is known as the father of modern computer science.
- 29.
Who developed the first computer program?
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Answer: A. Ada Lovelace
Ada Lovelace is credited with the first computer program.
- 30.
Who co-founded Microsoft?
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Answer: B. Bill Gates and Paul Allen
Bill Gates and Paul Allen founded Microsoft.
- 31.
Who co-founded Apple?
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Answer: C. Steve Jobs and Steve Wozniak
Steve Jobs and Steve Wozniak founded Apple.
- 32.
Who co-founded Google?
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Answer: B. Larry Page and Sergey Brin
Larry Page and Sergey Brin founded Google.
- 33.
Who co-founded Facebook?
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Answer: C. Mark Zuckerberg and Eduardo Saverin
Mark Zuckerberg and Eduardo Saverin founded Facebook.
- 34.
What does the acronym 'bit' stand for?
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Answer: B. Binary digit
Bit stands for binary digit.
- 35.
How many bits are in a byte?
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Answer: B. 8
There are 8 bits in a byte.
- 36.
How many bytes are in a kilobyte?
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Answer: C. 1024
In the binary convention used in most exams, 1 KB = 1,024 bytes. (Strictly, the SI kilobyte is 1,000 bytes and 1,024 bytes is a kibibyte, KiB.)
- 37.
How many kilobytes are in a megabyte?
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Answer: C. 1024
1024 kilobytes = 1 megabyte.
- 38.
How many megabytes are in a gigabyte?
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Answer: C. 1024
1024 megabytes = 1 gigabyte.
- 39.
How many gigabytes are in a terabyte?
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Answer: C. 1024
1024 gigabytes = 1 terabyte.
- 40.
What is the binary equivalent of decimal 10?
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Answer: B. 1010
10 in decimal is 1010 in binary.