Computer Fundamentals MCQ Test for Competitive Exams
Prepare for competitive exams with our comprehensive Computer Fundamentals MCQ Test. Practice essential topics in hardware, software, operating systems and networking.
Questions (30)
-
What is the brain of the computer commonly referred to as?
- a) CPU (Central Processing Unit)
- b) RAM (Random Access Memory)
- c) Hard Drive
- d) Motherboard
View Answer
Correct CPU (Central Processing Unit) -
Which of the following is an input device?
- a) Speaker
- b) Monitor
- c) Printer
- d) Keyboard
View Answer
Correct Keyboard -
What does RAM stand for in computing?
- a) Random Access Memory
- b) Read Access Memory
- c) Rapid Access Memory
- d) Rotational Access Memory
View Answer
Correct Random Access Memory -
What is the main function of the ALU in a computer?
- a) Store data temporarily
- b) Perform arithmetic and logical operations
- c) Manage data flow between the CPU and peripherals
- d) Control the execution of instructions
View Answer
Correct Perform arithmetic and logical operations -
What type of memory is non-volatile and permanently stores data?
- a) ROM (Read-Only Memory)
- b) RAM (Random Access Memory)
- c) Cache Memory
- d) Registers
View Answer
Correct ROM (Read-Only Memory) -
Which of the following is an example of system software?
- a) Operating System
- b) Word Processor
- c) Spreadsheet Application
- d) Web Browser
View Answer
Correct Operating System -
What does BIOS stand for in a computer system?
- a) Binary Integrated Operating System
- b) Binary Input Output System
- c) Basic Integrated Operating System
- d) Basic Input Output System
View Answer
Correct Basic Input Output System -
What is the primary purpose of a computer's operating system?
- a) Manage hardware and software resources
- b) Perform arithmetic calculations
- c) Provide internet connectivity
- d) Store large amounts of data
View Answer
Correct Manage hardware and software resources -
Which of the following is an example of application software?
- a) BIOS
- b) Linux Kernel
- c) Microsoft Word
- d) Device Drivers
View Answer
Correct Microsoft Word -
Which type of storage device uses magnetic disks to store data?
- a) Flash Drive
- b) Solid-State Drive (SSD)
- c) Hard Disk Drive (HDD)
- d) Optical Disk
View Answer
Correct Hard Disk Drive (HDD) -
What is the primary purpose of a compiler in programming?
- a) Convert source code into machine code
- b) Debug software
- c) Execute programs directly
- d) Manage system hardware
View Answer
Correct Convert source code into machine code -
What does GUI stand for in computing?
- a) General User Interface
- b) Graphical User Interface
- c) Global User Interaction
- d) General User Interaction
View Answer
Correct Graphical User Interface -
What is the primary function of a modem?
- a) Convert digital signals to analog and vice versa
- b) Connect multiple devices in a network
- c) Store large amounts of data
- d) Perform arithmetic calculations
View Answer
Correct Convert digital signals to analog and vice versa -
What does the term "cloud computing" refer to?
- a) Storing and accessing data over the internet
- b) High-performance local storage systems
- c) Networking multiple local devices
- d) Processing data in offline systems
View Answer
Correct Storing and accessing data over the internet -
What is the purpose of a firewall in a computer network?
- a) Protect against unauthorized access
- b) Enhance internet speed
- c) Backup data
- d) Optimize software performance
View Answer
Correct Protect against unauthorized access -
Which type of software translates high-level programming code into machine language?
- a) Compiler
- b) Debugger
- c) Assembler
- d) Text Editor
View Answer
Correct Compiler -
What is the function of a cache memory in a computer?
- a) Speed up access to frequently used data
- b) Increase storage capacity
- c) Improve system security
- d) Backup critical files
View Answer
Correct Speed up access to frequently used data -
What is the full form of IP in networking?
- a) Internet Protocol
- b) Internal Processing
- c) Integrated Platform
- d) Intelligent Processing
View Answer
Correct Internet Protocol -
What is the name of the first generation of computers based on?
- a) Vacuum Tubes
- b) Transistors
- c) Integrated Circuits
- d) Microprocessors
View Answer
Correct Vacuum Tubes -
Which programming language is known as the "mother of all languages"?
- a) Assembly
- b) C
- c) BASIC
- d) FORTRAN
View Answer
Correct FORTRAN -
What does "plug and play" refer to in computer systems?
- a) Automatic detection and configuration of hardware devices
- b) Simplified software installation
- c) Enhanced internet connectivity
- d) A gaming mode in operating systems
View Answer
Correct Automatic detection and configuration of hardware devices -
What is the term for software designed to harm or disrupt computers?
- a) Malware
- b) Firmware
- c) Spyware
- d) Hardware
View Answer
Correct Malware -
Which of the following is an optical storage device?
- a) DVD
- b) SSD
- c) HDD
- d) RAM
View Answer
Correct DVD -
What does SMTP stand for in email communication?
- a) Standard Mail Transfer Platform
- b) Secure Mail Transfer Protocol
- c) Simple Mail Transfer Protocol
- d) Simple Message Transfer Platform
View Answer
Correct Simple Mail Transfer Protocol -
What is the function of the Control Unit in a CPU?
- a) Direct operations of the processor
- b) Perform arithmetic calculations
- c) Manage memory allocation
- d) Store data permanently
View Answer
Correct Direct operations of the processor -
What is an SSD commonly used for?
- a) High-speed data storage
- b) Processing large datasets
- c) Network communication
- d) Enhancing display resolution
View Answer
Correct High-speed data storage -
Which layer of the OSI model is responsible for data encryption?
- a) Presentation Layer
- b) Application Layer
- c) Transport Layer
- d) Network Layer
View Answer
Correct Presentation Layer -
What is the decimal equivalent of the binary number 1010?
- a) 10
- b) 8
- c) 12
- d) 15
View Answer
Correct 10 -
What is the primary purpose of the motherboard in a computer system?
- a) Connect and integrate all hardware components
- b) Store data permanently
- c) Run software applications
- d) Secure the system from malware
View Answer
Correct Connect and integrate all hardware components -
Which file system is commonly used in Windows operating systems?
- a) NTFS
- b) ext4
- c) FAT32
- d) HFS+
View Answer
Correct NTFS
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