100 computer basic questions and answers

बिहार बेल्ट्रॉन प्रोग्रामर की तैयारी करें। 100+computer basic questions and answers for beltron programmer.

दोस्तों यदि आप भी बिहार बेल्ट्रॉन प्रोग्रामर की तैयारी कर रहे हैं , तो ये आर्टिकल आप के लिए बहुत ही फायदेमंद होगा। बिहार बेल्ट्रॉन प्रोग्रामर का जॉब बिहार में सबसे बेहतरीन जॉब है। दोस्तों बिहार बेल्ट्रॉन प्रोग्रामर के लिए कंप्यूटर की बेसिक जानकारी होना चाहिए। आप सभी की तैयारी अच्छी हो। इसके लिए हम आपके लिए 100 से अधिक कंप्यूटर बेसिक के क्वेश्चन और आंसर लेके आयें हैं। आप सभी इन प्रश्नो को पढ़ अपनी तैयारी बेहतर कर सकते हैं। और बिहार बेल्ट्रॉन प्रोग्रामर परीक्षा में अपना स्कोर अच्छा कर सकते हैं। basic computer question for bihar beltron,

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ये भी पढ़ें। :- बेल्ट्रॉन प्रोग्रामर के लिए तैयारी करें। 100+HTML MCQ Question for beltron programmer

जानिए कैसे करना है बिहार बेल्ट्रॉन प्रोग्रामर 2023 की तैयारी।घर बैठे Beltron तैयारी ऑफलाइन और ऑनलाइन

Table of Contents

What is the basic unit of information in computing?

Answer: Bit

What does CPU stand for?

Answer: Central Processing Unitz

Which programming language is commonly used for web development?

Answer: HTML

What does RAM stand for?

Answer: Random Access Memory

What is the purpose of an operating system?

Answer: To manage computer hardware and software resources

What is the full form of USB?

Answer: Universal Serial Bus

What is the function of a motherboard in a computer?

Answer: It connects and allows communication between all the hardware components.

What is the primary function of an input device?

Answer: To enter data or commands into a computer.

What is the role of an output device?

Answer: To display or present data or information from a computer.

What is the difference between software and hardware?

Answer: Software refers to programs and applications that run on a computer, while hardware refers to the physical components of a computer system.

What is a file extension?

Answer: It is a suffix at the end of a file name that indicates the format or type of the file.

What is the purpose of a firewall?

Answer: To protect a computer or network by monitoring and controlling incoming and outgoing network traffic.

What is the difference between a LAN and a WAN?

Answer: A LAN (Local Area Network) is a network that connects devices within a limited area, while a WAN (Wide Area Network) connects devices over a larger geographical area.

What is the function of a browser?

Answer: To access and display web pages and navigate the internet.

What does the acronym HTML stand for?

Answer: HyperText Markup Language

What is the purpose of a cache in a computer?

Answer: To temporarily store frequently accessed data for faster retrieval.

What is the role of an antivirus software?

Answer: To detect, prevent, and remove malicious software (malware) from a computer system.

What is the difference between ROM and RAM?

Answer: ROM (Read-Only Memory) stores permanent data that cannot be changed, while RAM (Random Access Memory) is a temporary working memory.

What is the function of an input/output (I/O) device?

Answer: To facilitate the communication between a computer and external devices.

What is a computer network?

Answer: A collection of interconnected computers and devices that can communicate and share resources.

What is the purpose of an IP address?

Answer: To uniquely identify a device on a network.

What is the difference between a virus and malware?

Answer: A virus is a specific type of malware that can replicate and spread, while malware is a broader term referring to any malicious software.

What is the purpose of a spreadsheet program?

Answer: To organize and analyze data in a tabular format.

What is the function of an application software?

Answer: To perform specific tasks or functions for the user, such as word processing or photo editing.

What is the role of an optical disc drive?

Answer: To read or write data from or to optical discs such as CDs or DVDs.

What is the purpose of a compiler?

Answer: To translate high-level programming code into machine-readable instructions.

What is the difference between a software and a program?

Answer: A program refers to a set of instructions that performs a specific task, while software includes programs along with associated data and documentation.

What is the function of an algorithm?

Answer: It is a step-by-step procedure or set of rules used to solve a problem or perform a specific task.

What is the purpose of an input buffer?

Answer: To temporarily hold input data before it is processed by a computer program.

What is the difference between a desktop and a laptop computer?

Answer: A desktop computer is designed to stay in one location and consists of separate components, while a laptop is a portable computer with integrated components.

What does the acronym URL stand for?

Answer: Uniform Resource Locator

What is the function of an operating system kernel?

Answer: To manage and control the core operations of an operating system.

What is the purpose of a mouse pad?

Answer: To provide a smooth surface for the mouse to move on and improve tracking accuracy.

What is the difference between a backup and an archive?

Answer: A backup is a copy of data intended for restoration in case of data loss, while an archive is a copy of data preserved for long-term storage and reference.

What does the term “BIOS” stand for?

Answer: Basic Input/Output System

What is the function of a graphics card?

Answer: To render and display images, videos, and graphics on a computer monitor.

What is the role of a modem?

Answer: To modulate and demodulate signals for transmitting and receiving data over a communication line.

What is the difference between a software update and an upgrade?

Answer: A software update usually refers to minor improvements or bug fixes to an existing software version, while an upgrade involves installing a new version of the software with significant changes or additional features.

What does the term “URL encoding” refer to?

Answer: The process of converting special characters and symbols in a URL into a format that can be transmitted over the internet.

What is the purpose of a command-line interface?

Answer: To interact with a computer system or software using text-based commands.

What is the difference between volatile and non-volatile memory?

Answer: Volatile memory requires a continuous power supply to retain data (e.g., RAM), while non-volatile memory can retain data even when the power is turned off (e.g., hard disk drives or solid-state drives).

What is the function of an operating system scheduler?

Answer: To manage and prioritize tasks and allocate system resources efficiently.

What is the purpose of a network router?

Answer: To forward data packets between computer networks and facilitate communication between devices on different networks.

What does the term “phishing” refer to in computer security?

Answer: The fraudulent practice of attempting to deceive individuals into providing sensitive information (such as passwords or credit card details) by disguising as a trustworthy entity in electronic communication.

What is the difference between a compiler and an interpreter?

Answer: A compiler translates the entire source code into machine code before execution, while an interpreter translates and executes the source code line by line.

What is the role of a cache memory?

Answer: To store frequently accessed data or instructions for faster retrieval by the CPU.

What is the purpose of a command prompt?

Answer: To provide a text-based interface for entering commands and executing tasks on a computer.

What does the term “open-source” refer to in software development?

Answer: Open-source software is software whose source code is freely available and can be modified, distributed, and used by anyone.

What is the function of a database management system (DBMS)?

Answer: To manage, organize, and retrieve data in a structured manner.

What is the purpose of a barcode scanner?

Answer: To read and decode barcodes for inventory management, product identification, or data entry.

What does the term “cloud computing” refer to?

Answer: The delivery of computing resources and services over the internet, allowing users to access and use them on-demand from anywhere.

What is the role of an input/output controller (I/O controller)?

Answer: To manage and control communication between the CPU and peripheral devices.

What is the purpose of a power supply unit (PSU) in a computer?

Answer: To convert AC (alternating current) power from the mains to DC (direct current) power required by the computer components.

What does the term “hexadecimal” represent in computing?

Answer: A base-16 numbering system that uses digits 0-9 and letters A-F to represent values.

What is the function of a network switch?

Answer: To connect multiple devices on a local network and facilitate data transmission between them.

What is the difference between analog and digital data?

Answer: Analog data is continuous and represented by a range of values, while digital data is discrete and represented by binary digits (0s and 1s).

What does the term “encryption” refer to in computer security?

Answer: The process of converting plaintext data into a coded form (ciphertext) to protect it from unauthorized access or use.

What is the purpose of a sound card in a computer?

Answer: To process and render audio signals, enabling sound output and input capabilities.

What is the role of a network protocol?

Answer: To define a set of rules and procedures for communication between devices on a network.

What does the term “API” stand for in software development?

Answer: Application Programming Interface

What is the function of a power management feature in an operating system?

Answer: To optimize energy usage by controlling power-related settings and functions.

What is the purpose of a virtual machine (VM)?

Answer: To emulate a complete computer system within another, allowing multiple operating systems to run simultaneously on a single physical machine.

What does the term “defragmentation” mean in relation to storage devices?

Answer: The process of rearranging fragmented data on a storage device to optimize performance and improve file access times.

What is the difference between a software and a driver?

Answer: Software refers to programs and applications, while a driver is a specific type of software that enables communication between an operating system and a hardware device.

What is the function of a network firewall?

Answer: To monitor and filter network traffic based on predetermined security rules and policies.

What does the term “URL” represent in the context of web browsing?

Answer: Uniform Resource Locator, which is the address used to access web pages and resources on the internet.

What is the purpose of a system restore point in an operating system? Answer: To create a snapshot of the system’s configuration that can be used to revert back to a previous state in case of issues or errors.

What is the role of a database administrator (DBA)?

Answer: To manage and oversee the design, implementation, and maintenance of a database system.

What does the term “IPv6” refer to in computer networking?

Answer: Internet Protocol version 6, which is the most recent version of the IP protocol used to identify and locate devices on a network.

What is the purpose of a computer cooling system?

Answer: To prevent overheating of computer components by dissipating excess heat generated during operation.

What is the difference between a local and a global variable in programming?

Answer: A local variable is defined within a specific scope and can only be accessed within that scope, while a global variable is accessible throughout the entire program.

What does the term “debugging” mean in programming?

Answer: The process of identifying and resolving errors or bugs in a program’s code to ensure proper functionality.

What is the purpose of a RAID (Redundant Array of Independent Disks) system?

Answer: To combine multiple physical storage drives into a single logical unit for enhanced data protection, performance, or both.

What is the role of a compiler in the software development process?

Answer: To translate human-readable source code into machine-executable code.

What does the term “metadata” refer to in the context of data management?

Answer: Metadata is additional information about data, such as its format, structure, or characteristics, that provides context and helps in its organization and management.

What is the purpose of a digital certificate in computer security?

Answer: To authenticate the identity of individuals, organizations, or devices in online communications and establish secure connections.

What is the difference between a local and a remote server?

Answer: A local server refers to a server located on the same network as the client, while a remote server is located on a different network or accessed via the internet.

What does the term “ergonomics” mean in relation to computer hardware?

Answer: The design and arrangement of computer equipment to optimize user comfort, productivity, and safety.

What is the purpose of an ASCII code in computer systems?

Answer: ASCII (American Standard Code for Information Interchange) is a character encoding standard that represents text characters as numeric codes to facilitate their storage and transmission.

What is the difference between a compiler and an assembler?

Answer: A compiler translates high-level source code into machine code, while an assembler converts assembly language code into machine code.

What does the term “kernel panic” mean in relation to operating systems?

Answer: Kernel panic refers to a critical error condition in an operating system that prevents it from functioning properly, often requiring a system restart.

What is the function of a cache memory in a CPU?

Answer: To store frequently accessed data and instructions to reduce memory latency and improve overall system performance.

What is the purpose of a proxy server in computer networks?

Answer: A proxy server acts as an intermediary between clients and other servers, providing various functions such as caching, filtering, and anonymizing network traffic.

What does the term “command-line interface” (CLI) mean in computing?

Answer: A command-line interface allows users to interact with a computer system or software by entering text-based commands instead of using a graphical user interface (GUI).

What is the difference between a stack and a queue in data structures?

Answer: A stack follows the Last-In-First-Out (LIFO) principle, where the last item inserted is the first one to be removed. A queue follows the First-In-First-Out (FIFO) principle, where the first item inserted is the first one to be removed.

What is the purpose of an application launcher in an operating system?

Answer: An application launcher provides a convenient way to start and manage installed applications, typically through a graphical user interface (GUI) or a search feature.

What does the term “phishing” refer to in computer security?

Answer: Phishing is a fraudulent practice where malicious individuals attempt to deceive others into revealing sensitive information, such as passwords or credit card details, by disguising as trustworthy entities in electronic communication.

What is the role of a device driver in computer systems?

Answer: A device driver is software that enables communication between the operating system and a hardware device, allowing the system to control and utilize the device’s functions.

What is the purpose of an algorithm in computer science?

Answer: An algorithm is a step-by-step procedure or set of rules used to solve a specific problem or perform a task, providing a systematic approach for solving problems in computer science and programming.

What does the term “data compression” mean in computing?

Answer: Data compression refers to the process of reducing the size of data files or streams to save storage space, improve transmission efficiency, and speed up data processing.

What is the difference between a compiler and an interpreter in programming?

Answer: A compiler translates the entire source code into machine code before execution, while an interpreter translates and executes the source code line by line without creating a separate executable.

What is the purpose of a DNS (Domain Name System) server?

Answer: DNS servers translate human-readable domain names (e.g., www.example.com) into the IP addresses (e.g., 192.0.2.1) used by computers to locate and communicate with each other on the internet.

What does the term “malware” refer to in computer security?

Answer: Malware is malicious software designed to harm, exploit, or gain unauthorized access to computer systems or data, including viruses, worms, Trojans, ransomware, and spyware.

What is the function of an interrupt handler in operating systems?

Answer: An interrupt handler is a software routine that processes interrupts generated by hardware or software events, allowing the operating system to respond and handle these events in a timely manner.

What is the purpose of a subnet mask in computer networks?

Answer: A subnet mask is used to divide an IP address into network and host portions, allowing for efficient routing of network traffic and identifying devices within a specific network.

What does the term “cookies” refer to in web browsing?

Answer: Cookies are small text files stored on a user’s computer by websites, containing data such as user preferences, login information, or browsing history, used to personalize the browsing experience or track user activities.

What is the role of an interrupt in computer systems?

Answer: An interrupt is a signal generated by hardware or software to interrupt the normal execution of a program, allowing the processor to respond to an event or handle a specific task.

What is the purpose of a RAID (Redundant Array of Independent Disks) system?

Answer: RAID combines multiple physical disks into a single logical unit, providing increased data storage capacity, improved performance, or data redundancy for fault tolerance and data protection.

What does the term “bus” refer to in computer architecture?

Answer: In computer architecture, a bus is a communication pathway or channel that allows data to be transferred between components or devices within a computer system.

What is the difference between a local and a remote backup in data backup strategies?

Answer: A local backup is a copy of data stored on a local storage device, while a remote backup involves storing data on a separate offsite location, typically using network or cloud-based backup solutions, for enhanced data protection against local disasters or hardware failures.

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साराँश

दोस्तों उम्मीद है आप सभी को ये आर्टिकल जरूर पसंद आया होगा। आप सभी को बिहार बेल्ट्रॉन परीक्षा की तैयारी में और भी सब्जेक्ट को पढ़ना होगा। हमारे वेबसाइट पर बिहार बेल्ट्रॉन से जुड़े सभी सब्जेक्ट के MCQ उपलब्ध कराये जायेंगे। आप सभी निवेदन है इस आर्टिकल को अपना प्यार दें। इसे अपने दोस्तों रिस्तेदार में शेयर करें क्या पता किसी के काम आ जाये। आप लोग हमारे व्हाट्सअप ग्रुप को जरूर ज्वाइन करें।

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