What does CPU stand for?
- A) Central Processing Unit
- B) Central Programming Unit
- C) Central Performance Unit
- D) Central Peripheral Unit
Answer: A) Central Processing Unit
Explanation: The CPU is the primary component of a computer that performs most of the processing inside a computer. It interprets and executes instructions from the computer’s hardware and software.
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| Computer Acenases Important MCQs for ADRE 2024 |
Which device is used to store data permanently?
- A) RAM
- B) ROM
- C) Hard Disk
- D) Cache Memory
Answer: C) Hard Disk
Explanation: A hard disk is a data storage device used for storing and retrieving digital information using magnetic storage. It retains data even when the computer is turned off.
What does ‘HTTP’ stand for?
- A) HyperText Transfer Protocol
- B) HyperText Transmission Protocol
- C) HyperText Transfer Program
- D) HyperText Transmission Program
Answer: A) HyperText Transfer Protocol
Explanation: HTTP is the foundation of any data exchange on the Web and it is a protocol used for transmitting hypertext requests and information on the internet.
Which of the following is an example of an input device?
- A) Monitor
- B) Printer
- C) Keyboard
- D) Speaker
Answer: C) Keyboard
Explanation: An input device is any hardware device that sends data to a computer, allowing you to interact with and control it. A keyboard is used to input text and commands.
What is the main function of RAM in a computer?
- A) To store data permanently
- B) To process data
- C) To store data temporarily
- D) To manage input and output operations
Answer: C) To store data temporarily
Explanation: RAM (Random Access Memory) is a type of computer memory that can be accessed randomly. It is used to store data and machine code currently being used. It is volatile memory, meaning it loses its data when the computer is turned off.
Which programming language is known as the backbone of web development?
- A) Python
- B) Java
- C) JavaScript
- D) C++
Answer: C) JavaScript
Explanation: JavaScript is a high-level, often just-in-time compiled language that conforms to the ECMAScript specification. It is one of the core technologies of the World Wide Web, alongside HTML and CSS, and is used to make web pages interactive.
What does ‘GUI’ stand for?
- A) Graphical User Interface
- B) General User Interface
- C) Graphical Utility Interface
- D) General Utility Interface
Answer: A) Graphical User Interface
Explanation: GUI is a type of user interface that allows users to interact with electronic devices using graphical icons and visual indicators, as opposed to text-based interfaces, typed command labels, or text navigation.
Which of the following is not an operating system?
- A) Windows
- B) Linux
- C) Oracle
- D) macOS
Answer: C) Oracle
Explanation: Oracle is a database management system, not an operating system. Windows, Linux, and macOS are all examples of operating systems.
Sure! Here are some more computer-related multiple-choice questions (MCQs) with explanations:
Which of the following is not a programming language?
- A) Python
- B) Java
- C) HTML
- D) C++
Answer: C) HTML
Explanation: HTML (HyperText Markup Language) is a markup language used for creating web pages and web applications. It is not a programming language.
What does ‘BIOS’ stand for?
- A) Basic Input Output System
- B) Binary Input Output System
- C) Basic Integrated Operating System
- D) Binary Integrated Operating System
Answer: A) Basic Input Output System
Explanation: BIOS is firmware used to perform hardware initialization during the booting process and to provide runtime services for operating systems and programs.
Which of the following is an example of system software?
- A) Microsoft Word
- B) Adobe Photoshop
- C) Windows 10
- D) Google Chrome
Answer: C) Windows 10
Explanation: System software is designed to provide a platform for other software. Windows 10 is an operating system, which is a type of system software.
What is the main purpose of a database management system (DBMS)?
- A) To create websites
- B) To manage data
- C) To edit photos
- D) To play games
Answer: B) To manage data
Explanation: A DBMS is software that uses a standard method of cataloging, retrieving, and running queries on data. It manages the data, the database engine, and the database schema.
Which of the following is a type of volatile memory?
- A) ROM
- B) Hard Disk
- C) RAM
- D) SSD
Answer: C) RAM
Explanation: RAM (Random Access Memory) is volatile memory, meaning it loses its data when the power is turned off.
What does ‘URL’ stand for?
- A) Uniform Resource Locator
- B) Uniform Resource Link
- C) Universal Resource Locator
- D) Universal Resource Link
Answer: A) Uniform Resource Locator
Explanation: A URL is the address of a resource on the internet. It is used to specify addresses on the World Wide Web.
Which of the following is not a type of computer network?
- A) LAN
- B) WAN
- C) MAN
- D) TAN
Answer: D) TAN
Explanation: LAN (Local Area Network), WAN (Wide Area Network), and MAN (Metropolitan Area Network) are types of computer networks. TAN is not a recognized type of computer network.
What is the function of an operating system?
- A) To manage computer hardware and software resources
- B) To create documents
- C) To browse the internet
- D) To edit videos
Answer: A) To manage computer hardware and software resources
Explanation: An operating system (OS) is system software that manages computer hardware, software resources, and provides common services for computer programs.
Which of the following is a primary storage device?
- A) Hard Disk
- B) CD-ROM
- C) RAM
- D) USB Drive
Answer: C) RAM
Explanation: Primary storage refers to the main storage of the computer, which is directly accessible by the CPU. RAM is a primary storage device.
What does ‘IP’ stand for in IP address?
- A) Internet Protocol
- B) Internal Protocol
- C) Internet Program
- D) Internal Program
Answer: A) Internet Protocol
Explanation: An IP address is a unique address that identifies a device on the internet or a local network. It stands for Internet Protocol.
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