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Question 1: Which device is primarily used to input text and characters into a computer?
A) Keyboard
B) Monitor
C) Printer
D) Scanner
Explanation: A keyboard is the primary device used to input text and characters into a computer.
Question 2: What does "HTTP" stand for?
A) Hyper Transfer Text Protocol
B) Hypertext Transfer Protocol
C) Hypertext Transmission Protocol
D) Hypertext Transmit Protocol
Explanation: HTTP stands for Hypertext Transfer Protocol, a protocol used for data communication on the web.
Question 3: Which of the following is a primary function of RAM?
A) Store files permanently
B) Temporarily store data for active applications
C) Perform arithmetic operations
D) Connect the computer to the internet
Explanation: RAM (Random Access Memory) temporarily stores data for currently running applications and processes.
Question 4: Which file format is commonly used for images?
A) DOCX
B) JPEG
C) TXT
D) PDF
Explanation: JPEG is a widely used file format for digital images.
Question 5: What is the main purpose of a firewall in computer networks?
A) To protect against unauthorized access
B) To increase processing speed
C) To monitor system temperature
D) To convert data formats
Explanation: A firewall is used to protect a network from unauthorized access and potential cyber threats.
Question 6: In computing, what does "URL" stand for?
A) Uniform Remote Link
B) Universal Resource Link
C) Uniform Resource Locator
D) Universal Record Locator
Explanation: URL stands for Uniform Resource Locator, the address used to access resources on the web.
Question 7: Which of the following software is used to view web pages?
A) Photoshop
B) Web Browser
C) MS Excel
D) MS Word
Explanation: A web browser is a software application used to access and view web pages.
Question 8: What does "CPU" stand for?
A) Central Processing Unit
B) Central Protocol Unit
C) Control Processing Unit
D) Central Program Unit
Explanation: CPU stands for Central Processing Unit, the primary component for processing instructions in a computer.
Question 9: Which of these storage devices is non-volatile?
A) RAM
B) Hard Drive
C) Cache Memory
D) Register
Explanation: A hard drive is a non-volatile storage device that retains data even when the computer is turned off.
Question 10: What is an IP address primarily used for?
A) Identifying a website's name
B) Formatting text
C) Identifying devices on a network
D) Storing data
Explanation: An IP address is used to identify devices on a network and facilitate communication between them.
Question 11: Which type of memory is known for being the fastest in terms of data access speed?
A) Hard Disk
B) Cache Memory
C) RAM
D) ROM
Explanation: Cache memory is a small, high-speed memory that stores frequently accessed data, making it the fastest memory in a computer system.
Question 12: What does "ISP" stand for in networking?
A) Internet Server Provider
B) Internet Service Provider
C) Internal Service Program
D) Internal System Provider
Explanation: ISP stands for Internet Service Provider, a company that provides internet access to individuals and organizations.
Question 13: Which term describes the physical components of a computer system?
A) Hardware
B) Software
C) Firmware
D) Malware
Explanation: Hardware refers to the physical parts of a computer, such as the CPU, memory, and hard drive.
Question 14: Which programming language is primarily used for web development and runs on the client-side?
A) Python
B) JavaScript
C) C++
D) PHP
Explanation: JavaScript is a programming language commonly used to create dynamic content on web pages and operates on the client-side.
Question 15: Which of the following is an example of an operating system?
A) Microsoft Excel
B) Linux
C) Adobe Photoshop
D) Oracle
Explanation: Linux is an example of an operating system, which manages the hardware and software resources of a computer.
Question 16: What is the primary purpose of an IP address in networking?
A) To uniquely identify devices on a network
B) To process data
C) To control software
D) To increase internet speed
Explanation: An IP address serves as a unique identifier for devices on a network, facilitating communication between them.
Question 17: What does the "Ctrl + C" shortcut typically do in most software applications?
A) Copies selected content
B) Cuts selected content
C) Pastes copied content
D) Deletes selected content
Explanation: The "Ctrl + C" shortcut is widely used to copy selected content to the clipboard.
Question 18: Which of the following is an example of a spreadsheet application?
A) Word
B) Excel
C) Outlook
D) OneNote
Explanation: Microsoft Excel is a spreadsheet application used for organizing, analyzing, and storing data in tabular form.
Question 19: What is malware?
A) Malicious software intended to harm or disrupt computers
B) A software development tool
C) An operating system
D) A type of network protocol
Explanation: Malware, short for malicious software, is any software designed to harm or exploit computer systems.
Question 20: In which unit is computer memory size typically measured?
A) Volts
B) Kilometers
C) Bytes
D) Pixels
Explanation: Computer memory size is typically measured in bytes, with larger units such as kilobytes, megabytes, and gigabytes.
Question 21: What does "DNS" stand for in networking?
A) Domain Network System
B) Domain Name System
C) Data Network System
D) Digital Name Server
Explanation: DNS stands for Domain Name System, which translates domain names into IP addresses, allowing users to access websites using familiar names instead of numerical IP addresses.
Question 22: Which key combination is commonly used to refresh a webpage in a web browser?
A) F5
B) Ctrl + C
C) Alt + F4
D) Shift + Esc
Explanation: The F5 key is commonly used to refresh or reload a webpage in most web browsers.
Question 23: In the context of data storage, what does SSD stand for?
A) Solid State Drive
B) Standard Storage Device
C) Software System Drive
D) Secure System Disk
Explanation: SSD stands for Solid State Drive, a type of storage device that uses flash memory and is faster than traditional hard drives.
Question 24: Which programming language is known for its simplicity and readability, making it popular for beginners?
A) Python
B) C++
C) Java
D) Assembly
Explanation: Python is known for its easy-to-read syntax and simplicity, making it a popular choice for beginners.
Question 25: What does GUI stand for in computing?
A) General User Interface
B) Graphical User Interface
C) Group User Interaction
D) Graphical Unit Integration
Explanation: GUI stands for Graphical User Interface, which allows users to interact with computers using graphical elements like icons and buttons.
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