Published 06 Mar, 2020

50 Computer Aptitude GK Questions For Everyone

by Nitroquiz Official | GK Quiz

The world is going digital and computer and computing technologies are now part of our lives. We are surrounded by smart devices from head to toe and top to bottom. Everyday we wake up with smartphones and live between devices in homes and offices, we are now living in a rapidly evolving world where you need to constantly learn new things. This simple general knowledge questions related to computers and devices will help you test your abilities and aptitude with computers. These questions frequently do appear in various examinations hence it will also be useful for you next computer exam.

1. Who is called the father of modern computer?
A. Charles Babbage
B. Blaise Pascal
C. Bill Gates
D. Ada Lovelace
2. Which of the following components of computer system is known as the brain of a computer?
A. Keyboard
D. Hard Drive
3. The first electronic general-purpose digital computer was
4. The CPU stands for
A. Core Power Unit
B. Controllable Power Unit
C. Central Processing Unit
D. Computer Programable Unit
5. Which of the following is the smallest unit of storage?
A. Byte
B. Mega Byte
C. Nibble
D. Bit
6. How many bits are there in a Byte?
A. 2
B. 8
C. 16
D. 32
7. How many bytes are there in a kilobyte?
A. 1024
B. 512
C. 8
D. 1000
8. A collection of instructions that is executed by a computer to perform a specific task is known as
A. A Computer Program
B. Programming Language
C. A Virus
D. Executive Order
9. Which of the following devices are generally used to permanently store data in a computer system?
C. Motherboard
D. Hard Drives
10. The type of memory that looses data on power-cut is classified as?
A. Power Memory
B. Volatile Memory
C. Non-Volatile Memory
D. Simple Memory
11. Which of the following is the fastest memory in a computer system?
B. Harddrive
D. Cache Memory
12. Where is cache memory located in a computer?
A. Inside CPU
B. Inside Harddisk
C. Somewhere in the motherboard
D. Inside RAM
13. Which of the following memory devices has the highest data storage capacity?
B. Hard Disks
C. Cache Memory
D. Compact Disks
14. Which of the following storage devices do not have any moving parts and are reliable medium of permanent data storage?
A. Hard Disks
B. Random Access Memory
C. Compact Disks
D. Solid State Drives or SSD
15. Which of the following is an input device?
A. Speaker
B. Printer
C. Monitor
D. Touch Screen
16. Which of the following is an output device?
A. Speaker
B. Keyboard
C. Mouse
D. Microphone
17. Which of the following indicates the correct order of storage units in ascending order?
18. The processes that occur right after a computer is switched on to until it's ready for operations is known as?
A. Booting
B. Hooting
C. Scanning
D. Parsing
19. Which of the following software programs are loaded into memory during the boot process?
A. Word Processor
B. Operating System
C. Web Browser
D. Anti Virus
20. The first screen that you see right after your computer ready for use is called
A. Homescreen
B. Homepage
C. Webpage
D. Desktop
21. Software programs that we use to browse the internet are called
A. Anti Virus Softares
B. Web Browsers
C. Word Processors
D. Image Editors
22. Which component of the CPU is responsible for arithmetic operations?
A. Arithmetic & Logic Unit (ALU)
B. Memory Unit
C. Control Unit (CU)
D. Storage Unit
23. A code for representing 128 English characters as numbers, with each letter represented as a number between 0 to 127 is
A. UTF-8
B. Hash
24. ASCII stands for?
A. Analog Special Code for Information Interchange
B. American Standard Code for Information Interchange
C. Arranged Ssimple Codes for Information Interchange
D. Automatic System Code for Information Interchange
25. The type of memory which can only be written once and read multiple times is called?
A. Read Only Memory (ROM)
B. Random Access Memory (RAM)
C. Programmable Read Only Memory
D. Erasable Programmable Read Only Memory (EEPROM)
26. The program that manages data flow between the computer's operating system and attached hardware devices is called?
A. System Softwares
B. Bootloader
C. Basic Input Output System (BIOS)
D. Application Softwares
27. Computer programs that are generally used to find possible faults and problems in a computer system are known as?
A. Application Softwares
B. Word Processors
C. Anti Virus
D. Diagnostic Softwares
28. A program that steals or corrupts data, deletes system files, causes various system errors are generally termed as
A. Utility Program
B. Virus
C. Anti Virus
D. Application Program
29. An obsolete measure of a computer's speed and power abbreviated as MIPS stands for
A. Millions of Instructions Per Second
B. Minutes of Instructions Per Second
C. Mechanical Interface for Parallel Systems
D. Matching Interface for Parallel Systems
30. Which of the following substances are generally used for manufacturing chips?
A. Metals
B. Semi-Conductors
C. Plastics
D. Insulators
31. Who is known as the father of computer science?
A. Charles Babbage
B. Alan Turing
C. Edward Robert
D. Blaise Pascal
32. The first computers were programmed using?
A. Assembly Language
B. Python
C. Machine Language
D. Source Codes
33. A virtual storage space where files can be placed into groups for better organization is called
A. Folders
B. Files
C. Disks
D. Cloud
34. Which of the following are considered low level programming languages?
A. Assembly Language
B. Python
C. C++
D. C
35. The devices that converts digital signals into analog signals to transfer them over phone line is called?
A. Modem
B. Gateway
C. Web Server
D. Switch
36. A normal CD-Rom has a storage capacity of around
A. 1024 MB
B. 700 MB
C. 30 GB
D. 4.7 GB
37. What were the primary component of the first generation computers?
A. Transistors
B. Microprocessors
C. Vacuum Tubes
D. Integrated Circuits
38. Which generation of computers used Microprocessors as switiching devices?
A. 1st Generation Computers
B. 2nd Generation Computers
C. 3rd Generation Computers
D. 4th Generation Computers
39. Which of the following devices can be used to recognize and feed characters into a computer by pointing at the printed characters?
A. Light Pen
B. Web Cam
D. OCR (Optical Character Reader)
40. What order do the present generation of computers follow when executing information
A. Parallel Execution
B. Sequential Execution
C. Both Parallel & Sequential
D. None of these
41. A person who makes software programs or applications is known as
A. Software Developer
B. Hacker
C. Cracker
D. Computer Operator
42. The component of a computer system that encloses all the necessary hardware devices including processor, RAM and PCI slots etc is known as
A. Peripherals
B. The Motherboard
D. Sockets
43. A fault in a computer system that prevents it from working correctly is called
A. A Bug
B. A Virus
C. A Program
D. A Glitch
44. The power unit SMPS stands for
A. Secure Mode Power Supply
B. System Managed Power Supply
C. Switch Mode Power Supply
D. Switch Main Power Supply
45. An ability of computer systems to manage and takeover more than one tasks at a time is known as
A. Multi-Tasking
B. Multi-Programming
C. Multi-Computing
D. Multi-Threading
46. A person who uses his or her expertise to gain access to unauthorized computer systems with the purpose of stealing data or destroying files is known as
A. Hacker
B. Developer
C. Programmer
D. Operator
47. The process of transferring files from the internet to your computer is termed as
A. Uploading
B. Downloading
C. Deleting
D. Moving
48. The electronic devices that can read physiological or behavioral characteristic are generally known as
A. Biometric Devices
B. Sensors
C. Processors
D. Storage Devices
49. Which of the following is an operating system?
A. Windows 10
B. Firefox
C. MS Word
D. Notepad
50. Which of the following is a web browser?
A. Firefox
B. Ubuntu
C. Windows 10
D. Android

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