CS

What is an “algorithm” in computer science? a) A step-by-step procedure for solving a problem b) A programming language c) A hardware device d) A type of software Answer: a) A step-by-step procedure for solving a problem Explanation: An algorithm is a step-by-step set of instructions designed to perform a specific task or solve a […]

What is a “pixel” in digital images? a) The smallest unit of a digital image b) A type of file format c) A color palette d) A unit of memory Answer: a) The smallest unit of a digital image Explanation: A pixel, short for “picture element,” is the smallest unit of a digital image or

What is “RAM” in computer hardware? a) Random Access Memory b) Read-Only Memory c) Rapid Application Management d) Remote Access Machine Answer: a) Random Access Memory Explanation: RAM stands for Random Access Memory. It is a form of volatile memory used by computers to temporarily store data that is actively being used or processed by

What does “HTTP” stand for? a) HyperText Transfer Protocol b) Home Transmission Technology Protocol c) High Traffic Transfer Protocol d) Host Transfer Text Process Answer: a) HyperText Transfer Protocol Explanation: HTTP stands for HyperText Transfer Protocol, and it is the foundation of data communication on the World Wide Web. It defines how messages are formatted

What is “ROM” in computer hardware? a) Read-Only Memory b) Random Operating Module c) Remote Operating Machine d) Rapid Output Memory Answer: a) Read-Only Memory Explanation: ROM stands for Read-Only Memory. It is a type of non-volatile memory used in computers and other electronic devices to store data that is permanently written and cannot be

What is an “IP address”? a) A unique address that identifies a device on a network b) A type of computer virus c) A protocol for connecting printers d) A method of compressing data Answer: a) A unique address that identifies a device on a network Explanation: An IP address (Internet Protocol address) is a

What is the function of a “database” in computing? a) To store and manage structured data b) To process user input c) To display data to users d) To generate random numbers Answer: a) To store and manage structured data Explanation: A database is an organized collection of structured data that is stored and accessed

What is “multitasking” in computing? a) Running multiple programs or processes simultaneously b) Switching between hardware components c) Using multiple computers at the same time d) Processing only one task at a time Answer: a) Running multiple programs or processes simultaneously Explanation: Multitasking in computing refers to the ability of an operating system to run

What does “HTTP” stand for? a) HyperText Transfer Protocol b) High Tech Transfer Path c) High Traffic Transmission Protocol d) Hyper Transfer Text Platform Answer: a) HyperText Transfer Protocol Explanation: HTTP stands for HyperText Transfer Protocol. It is the protocol used to transfer data over the web, enabling web browsers to request and display content

What is the purpose of a firewall in computing? a) To protect a computer network from unauthorized access b) To speed up a computer’s processing power c) To back up important data d) To encrypt all stored files Answer: a) To protect a computer network from unauthorized access Explanation: A firewall is a security device

What does the term “cloud computing” refer to? a) The delivery of computing services over the internet b) Using computers in space c) Computers that do not need electricity d) A network of satellites Answer: a) The delivery of computing services over the internet Explanation: Cloud computing refers to the delivery of computing services—such as

What is the full form of “URL” in internet terminology? a) Uniform Resource Locator b) Universal Remote Link c) Unique Resource List d) Unified Resource Language Answer: a) Uniform Resource Locator Explanation: URL stands for Uniform Resource Locator. It is the address used to access resources on the internet, such as websites, files, or services.

What is the main function of a router in a computer network? a) To direct data between different networks b) To store data c) To process data d) To connect peripherals to the computer Answer: a) To direct data between different networks Explanation: A router is a device that forwards data between different computer networks.

What is a byte? a) A group of 8 bits b) A type of storage device c) A unit of time d) A type of file format Answer: a) A group of 8 bits Explanation: A byte is a group of 8 bits. It is the standard unit of data used to represent information in

What is a “bit” in computer terminology? a) The smallest unit of data in a computer b) A type of programming language c) A computer network d) A software tool Answer: a) The smallest unit of data in a computer Explanation: A bit, short for “binary digit,” is the smallest unit of data in a

What is the function of a compiler? a) To convert high-level programming code into machine language b) To write programs c) To create data d) To manage system memory Answer: a) To convert high-level programming code into machine language Explanation: A compiler is a software tool that translates high-level programming languages (such as C, Java,

What is software? a) A set of instructions that tell the computer what to do b) A physical part of the computer c) The data stored on the hard drive d) The electricity used by the computer Answer: a) A set of instructions that tell the computer what to do Explanation: Software refers to a

Which of the following is an example of an output device? a) Monitor b) Keyboard c) Mouse d) Microphone Answer: a) Monitor Explanation: A monitor is an example of an output device, which displays the information processed by a computer. Output devices take data that has been processed by the computer and present it to

What is the role of an Input device? a) To allow users to enter data into a computer b) To display the output from the computer c) To process data d) To store data Answer: a) To allow users to enter data into a computer Explanation: Input devices are hardware components that allow users to

What does GUI stand for? a) Graphical User Interface b) General User Input c) Group Utility Interface d) Guided User Interaction Answer: a) Graphical User Interface Explanation: GUI stands for Graphical User Interface. It is a visual interface that allows users to interact with a computer using graphical elements such as icons, buttons, windows, and

What is the primary function of the hard disk drive (HDD)? a) To store data permanently b) To store data temporarily c) To control the input/output operations d) To process instructions Answer: a) To store data permanently Explanation: A Hard Disk Drive (HDD) is a non-volatile storage device used to store data permanently. It retains

What does an operating system do? a) Manages hardware and software resources b) Performs calculations c) Handles all the data processing tasks d) Stores data permanently Answer: a) Manages hardware and software resources Explanation: An operating system (OS) is software that manages hardware and software resources in a computer system. It acts as an intermediary

What is the function of Random Access Memory (RAM)? a) It stores data temporarily while the computer is running b) It stores data permanently c) It processes information d) It controls input and output devices Answer: a) It stores data temporarily while the computer is running Explanation: Random Access Memory (RAM) is a type of

What is the brain of the computer? a) Central Processing Unit (CPU) b) Random Access Memory (RAM) c) Hard Disk Drive (HDD) d) Power Supply Unit (PSU) Answer: a) Central Processing Unit (CPU) Explanation: The Central Processing Unit (CPU) is often referred to as the brain of the computer because it performs most of the

What is a computer? a) A machine that performs calculations and processes data b) A type of human brain c) A device that creates data d) A device that only stores data Answer: a) A machine that performs calculations and processes data Explanation: A computer is an electronic device that can process and store data,