**1.** What is the brain of the computer called? - A) CPU - B) GPU - C) RAM - D) Motherboard - **Answer: A) CPU** **2.** Which component temporarily stores data for quick access by the CPU? - A) Hard Drive - B) RAM - C) ROM - D) Cache - **Answer: B) RAM** **3.** What does SSD stand for in the context of storage? - A) Solid State Drive - B) Secure Storage Device - C) System Software Disk - D) Standard Storage Drive - **Answer: A) Solid State Drive** **4.** Which of the following is NOT an input device? - A) Keyboard - B) Mouse - C) Printer - D) Scanner - **Answer: C) Printer** **5.** What does HDMI stand for? - A) High-Definition Multimedia Interface - B) High Data Media Input - C) Hybrid Digital Media Internet - D) Hyper Data Management Interface - **Answer: A) High-Definition Multimedia Interface** **6.** Which component is responsible for cooling the CPU? - A) Heat sink - B) Thermal paste - C) Fan - D) All of the above - **Answer: D) All of the above** **7.** What does BIOS stand for? - A) Basic Input/Output System - B) Binary Input/Output System - C) Basic Integrated Operating System - D) Binary Interface Output System - **Answer: A) Basic Input/Output System** **8.** How many bits make up a byte? - A) 4 - B) 8 - C) 16 - D) 32 - **Answer: B) 8** **9.** Which type of memory is volatile? - A) ROM - B) RAM - C) Flash Memory - D) EPROM - **Answer: B) RAM** **10.** What does USB stand for? - A) Universal Serial Bus - B) User System Bandwidth - C) Unified Storage Block - D) Universal Software Bridge - **Answer: A) Universal Serial Bus** **11.** Which of these is an example of secondary storage? - A) Cache memory - B) RAM - C) Hard Drive - D) CPU Registers - **Answer: C) Hard Drive** **12.** What is the main function of the GPU? - A) Data storage - B) Running applications - C) Rendering graphics - D) Managing network connections - **Answer: C) Rendering graphics** **13.** Which hardware component connects all other components of a computer? - A) CPU - B) Motherboard - C) Hard Drive - D) Power Supply - **Answer: B) Motherboard** **14.** What does SATA stand for? - A) Serial Advanced Technology Attachment - B) Secure Audio Transmission Adapter - C) Standard Analog Transmission Array - D) Serial Access Telecommunications Assembly - **Answer: A) Serial Advanced Technology Attachment** **15.** What is the primary function of a modem? - A) To connect to a network - B) To convert digital signals to analog and vice versa - C) To increase the speed of the internet - D) To manage power distribution - **Answer: B) To convert digital signals to analog and vice versa** **16.** Which of these is not a type of RAM? - A) DDR3 - B) DRAM - C) SRAM - D) CRAM - **Answer: D) CRAM** **17.** What is the purpose of a power supply unit in a computer? - A) To store data - B) To convert AC power to DC power - C) To manage software operations - D) To cool the CPU - **Answer: B) To convert AC power to DC power** **18.** Which expansion slot is commonly used for graphics cards? - A) PCI - B) AGP - C) PCIe - D) ISA - **Answer: C) PCIe** **19.** What does the term 'overclocking' refer to? - A) Running hardware faster than its rated speed - B) Connecting multiple devices to one port - C) Cooling down hardware to increase efficiency - D) Updating software to enhance speed - **Answer: A) Running hardware faster than its rated speed** **20.** Which of the following is not a type of computer case form factor? - A) ATX - B) MicroATX - C) Mini-ITX - D) Mega-ATX - **Answer: D) Mega-ATX** **21.** What is thermal throttling? - A) Reducing CPU speed to manage heat - B) Increasing fan speed to cool down components - C) Using software to monitor temperature - D) A method to overclock CPUs safely - **Answer: A) Reducing CPU speed to manage heat** **22.** Which component would you upgrade to improve game performance the most? - A) RAM - B) Hard Drive - C) GPU - D) Power Supply - **Answer: C) GPU** **23.** What does 'motherboard form factor' refer to? - A) The shape and layout of the motherboard - B) The number of expansion slots available - C) The material used in making the motherboard - D) The color and design of the motherboard - **Answer: A) The shape and layout of the motherboard** **24.** Which technology helps synchronize the data transfer between RAM and the CPU? - A) Dual Channel - B) RAID - C) SATA - D) USB - **Answer: A) Dual Channel** **25.** What does a northbridge do in a traditional motherboard design? - A) Manages data flow between CPU, RAM, and PCIe slots - B) Controls the USB ports and SATA connections - C) Manages power distribution - D) Connects to the internet - **Answer: A) Manages data flow between CPU, RAM, and PCIe slots** ### Software **26.** What is the main function of an operating system? - A) To manage hardware resources - B) To run applications only - C) To store data - D) To connect to the internet - **Answer: A) To manage hardware resources** **27.** Which of these is not an operating system? - A) Windows - B) Linux - C) macOS - D) Python - **Answer: D) Python** **28.** What does GUI stand for? - A) Graphical User Interface - B) General User Instructions - C) Global User Interface - D) Graphical Utility Information - **Answer: A) Graphical User Interface** **29.** Which language is commonly used for scripting on the web? - A) C++ - B) Java - C) JavaScript - D) Python - **Answer: C) JavaScript** **30.** What is a compiler's primary function? - A) To execute code directly - B) To translate source code into machine code - C) To manage memory allocation - D) To edit text files - **Answer: B) To translate source code into machine code** **31.** What does 'open-source software' mean? - A) Software available for free - B) Software with source code that can be modified by anyone - C) Software that automatically updates - D) Software only for government use - **Answer: B) Software with source code that can be modified by anyone** **32.** Which of these is not a type of software application? - A) Spreadsheet - B) Antivirus - C) Motherboard - D) Word Processor - **Answer: C) Motherboard** **33.** What does an antivirus program do? - A) Protects against physical damage - B) Detects and removes malware - C) Increases internet speed - D) Manages file storage - **Answer: B) Detects and removes malware** **34.** What is the function of a database management system (DBMS)? - A) To create web pages - B) To manage and organize data - C) To compile programming languages - D) To edit video files - **Answer: B) To manage and organize data** **35.** Which file extension is commonly associated with word processing documents? - A) .xlsx - B) .ppt - C) .docx - D) .mp3 - **Answer: C) .docx** **36.** What does 'cloud computing' refer to? - A) Using the internet to store, manage, and process data - B) Computing with very high altitudes - C) Using only local servers for data storage - D) Computing in space - **Answer: A) Using the internet to store, manage, and process data** **37.** Which programming paradigm is based on the concept of "objects"? - A) Procedural - B) Functional - C) Object-Oriented - D) Logical - **Answer: C) Object-Oriented** **38.** What is a 'kernel' in an operating system? - A) The core part that manages hardware and software interactions - B) A type of antivirus software - C) The user interface - D) A tool for memory management - **Answer: A) The core part that manages hardware and software interactions** **39.** What is the purpose of a software driver? - A) To manage software updates - B) To allow the OS to interact with hardware - C) To protect against software bugs - D) To edit video files - **Answer: B) To allow the OS to interact with hardware** **40.** Which software would you use to create and edit images? - A) Microsoft Word - B) Adobe Photoshop - C) Excel - D) Notepad - **Answer: B) Adobe Photoshop**