Computer Science Practice MCQ Question and Answer

The development of the IBM PC in the early 1980s marked the rise of:

A. Mainframe computers

B. Personal computers (PCs)

C. Supercomputers

D. Minicomputers

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The graphical user interface (GUI), popularized by the Apple Macintosh, made computers easier to use for:

A. Programmers

B. Engineers

C. Non-technical users

D. Scientists

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The World Wide Web (WWW) was invented by:

A. Bill Gates

B. Steve Jobs

C. Tim Berners-Lee

D. Dennis Ritchie

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The ability of computers to connect and share resources across vast distances is a defining characteristic of the:

A. Faster computers
B. Easier internet access
C. Resource sharing across distances
D. A

Correct Answer is:

…

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The first high-level programming language, FORTRAN, was designed for:

A. Web development

B. Scientific computing

C. Operating systems

D. Game development

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The development of the microprocessor led to the creation of:

A. Mainframe computers

B. Personal computers

C. Supercomputers

D. All of the above

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The term “cloud computing” refers to:

A. Weather forecasting

B. Accessing resources over internet

C. Storing data remotely

D. Online collaboration tools

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Artificial intelligence (AI) research focuses on:

A. Making computers faster

B. Creating intelligent machines

C. Programming languages

D. User interface design

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The Internet of Things (IoT) refers to the network of:

A. Connected computers

B. Physical devices with internet

C. Social media platforms

D. Cloud storage services

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The term “Big Data” refers to:

A. Large & complex datasets

B. Fast internet speeds

C. High-performance computing

D. Encryption techniques

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The concept of a mechanical computer that could perform calculations is attributed to:

A. Alan Turing

B. Charles Babbage

C. John Mauchly

D. Steve Jobs

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Cybersecurity is the practice of protecting computer systems from:

A. Hardware malfunctions

B. Software errors

C. Unauthorized access/attacks

D. Natural disasters

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The first electronic digital computer, ENIAC, was built during World War II for:

A. Weather forecasting

B. Codebreaking

C. Accounting

D. Calculating artillery firing tables

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Which of the following is NOT a storage device?

A. Hard Disk Drive (HDD)

B. Solid State Drive (SSD)

C. Random Access Memory (RAM)

D. Optical Disc

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Vacuum tubes were the primary technology used in computers of which generation?

A. Transistors

B. Vacuum tubes

C. Integrated circuits

D. Microprocessors

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The binary system uses only two digits, 0 and 1, to represent data in computers

A. 1
B.
C.
D.

Correct Answer is: A

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Which of the following is the Second Step in Creating a Macro?

A. Assign a keyboard shortcut to the macro

B. Save the macro

C. Record macro

D. Name the macro

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Which of the following is not anti- viruses software?

A. Avira

B. Kaspersky

C. Oracle

D. McAfee

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A program that performs a useful task while simultaneously allowing destructive acts is a ?

A. Worm.

B. Trojan horse.

C. Virus.

D. Macro virus

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The scrambling of code is known as ?

A. Encryption

B. a firewall

C. Scrambling

D. Password

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Note book, laptop,palm,hand-held computers are coming under the category of computer?

A. Digital computer

B. Mainframe computer

C. Portable computer

D. Hybrid computer

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are system software to facilitate editing of text and data?

A. MS Word

B. Editors

C. PowerPoint

D. MS publisher

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is a windows utility program that locates and eliminates unncessary fragments and rearranges filed and unused disk space to optimize operations?

A. Backup

B. Disk cleanup

C. Disk Defragmenter

D. Restore

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A detailed written description of the programming cycle and the program, along with the test results and a printout of the program is called ?

A. documentatio n

B. output

C. reporting

D. spec sheets

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Who is the father of Internet ?

A. Chares

B. Vint Cerf

C. Denis Riche

D. Martin

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