Computer MCQ Questions with Answers for Govt Exams – Part 2
This is Part 2 of our Computer MCQ series by The Sorkari Chakori. These multiple-choice questions are based on the latest patterns of APSC, APDCL, and other Assam government exams. Perfect for revision and boosting your computer knowledge for competitive exams.
Question 21: Which part of the computer is called the brain of the computer?
[Asked in: IBPS Clerk 2016]
Answer: c. Central Processing Unit The CPU is called the brain of the computer because it performs all processing tasks.
Question 22: Which memory is volatile in nature?
[Asked in: SSC CHSL 2019]
Answer: c. RAM RAM loses its data when the power is turned off, making it volatile.
Question 23: Which of the following is an input device?
[Asked in: SSC CGL 2018]
Answer: c. Keyboard A keyboard is used to input data into a computer system.
Question 24: Which of these is a system software?
[Asked in: SSC MTS 2020]
Answer: b. Operating System The OS is a system software that manages hardware and software resources.
Question 25: Which of the following is the smallest unit of data in a computer?
[Asked in: RRB NTPC 2019]
Answer: a. Bit A bit (binary digit) is the smallest unit of data in computing.
Question 26: Which device is used to connect multiple networks together?
[Asked in: IBPS PO 2020]
Answer: b. Router A router is used to connect multiple networks and direct data packets to their destinations.
Question 27: Which shortcut key is used to paste in Windows applications?
[Asked in: SSC CHSL 2018]
Answer: c. Ctrl + V Ctrl + V is the standard shortcut key used to paste copied content.
Question 28: In binary language, each digit is known as?
[Asked in: RRB NTPC 2019]
Answer: b. Bit Each digit in binary (0 or 1) is called a bit, the smallest unit of data.
Question 29: Which type of software is MS Word?
[Asked in: SSC CGL 2017]
Answer: c. Application software MS Word is application software designed for word processing.
Question 30: Which among the following is not an operating system?
[Asked in: Assam Govt Exam 2022]
Answer: c. Oracle Oracle is a database management system, not an operating system.
Question 31: Which key is used to permanently delete a file without moving it to Recycle Bin?
[Asked in: SSC CHSL 2020]
Answer: b. Shift + Delete Shift + Delete removes the file permanently, bypassing the Recycle Bin.
Question 32: Which protocol is used for secure communication over the internet?
[Asked in: IBPS Clerk 2019]
Answer: c. HTTPS HTTPS adds SSL/TLS encryption to HTTP, ensuring secure data transfer.
Question 33: Which among the following is an open-source operating system?
[Asked in: RRB Group D 2018]
Answer: b. Linux Linux is open-source and free to use, unlike proprietary OS like Windows or macOS.
Question 34: Which of the following is used to uniquely identify a device on a network?
[Asked in: SSC CGL 2021]
Answer: a. IP Address An IP address uniquely identifies a device on a computer network.
Question 35: Which storage device uses magnetic disks to store data?
[Asked in: SSC Stenographer 2019]
Answer: c. Hard Disk Hard disks use magnetic platters to store and retrieve digital information.
Question 36: Which of the following is an example of an email protocol?
[Asked in: Assam Govt Exam 2021]
Answer: a. SMTP SMTP (Simple Mail Transfer Protocol) is used for sending emails.
Question 37: Which memory is known as non-volatile storage?
[Asked in: SSC MTS 2019]
Answer: c. ROM
ROM retains its data even after power is switched off, making it non-volatile.
Question 38: Which technology is used in Compact Discs (CDs) to store data?
[Asked in: RRB ALP 2018]
Answer: b. Optical CDs use optical technology with lasers to read and write data.
Question 39: Which among these is a programming language?
[Asked in: SSC CPO 2019]
Answer: b. C++ C++ is a programming language, whereas HTML, XML, and CSS are markup or styling languages.
Question 40: Which of the following is the default port number for HTTP?
[Asked in: IBPS SO 2020]
Answer: c. 80 HTTP uses port 80 by default, while HTTPS uses port 443.
