Computer Hardware Basics Quiz
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Questions and Answers

Which component serves as the main container for the system's devices and protects them from damage?

  • Expansion Card
  • CPU
  • Motherboard (correct)
  • Power Supply

    • Which software type would be responsible for performing maintenance tasks on a computer system?

  • Firmware
  • System Software
  • Utility Programs (correct)
  • Application Software

    • Which of the following processors is NOT produced by Intel?

  • Centrino
  • Core i9
  • Turion (correct)
  • Pentium

    • Which of the following is NOT considered a peripheral device?

    <p>Network Card</p> Signup and view all the answers

    What is the primary function of the CPU within the system unit?

    <p>Control computer functions</p> Signup and view all the answers

    Which of the following accurately describes cache memory?

    <p>High-speed temporary storage</p> Signup and view all the answers

    What does the acronym RAM stand for in computer memory?

    <p>Random Access Memory</p> Signup and view all the answers

    Which electronic component manages the flow of electricity to other parts of a computer?

    <p>Power Supply</p> Signup and view all the answers

    Which inventor is known as the 'Mother of Computers' and is recognized for her work on Babbage's Analytical Engine?

    <p>Augusta Ada King-Noel</p> Signup and view all the answers

    Which component is primarily responsible for temporarily storing data that is actively being used or processed by the computer?

    <p>RAM (Random Access Memory)</p> Signup and view all the answers

    What is the primary function of the optical mouse's camera?

    <p>To take thousands of images per second</p> Signup and view all the answers

    Which port is specifically used for connecting peripheral devices like printers and scanners to a computer?

    <p>USB Port</p> Signup and view all the answers

    What technology did Herman Hollerith develop that significantly improved data processing for the 1890 census?

    <p>Punched Card Tabulator</p> Signup and view all the answers

    What is the primary function of RAM in a computer system?

    <p>To hold data and programs currently in use</p> Signup and view all the answers

    Which file system supports larger file sizes than FAT32?

    <p>EXFAT</p> Signup and view all the answers

    What is a characteristic of volatile memory?

    <p>Its contents are lost when power is turned off</p> Signup and view all the answers

    What does the acronym CPU stand for?

    <p>Central Processing Unit</p> Signup and view all the answers

    Which of the following is NOT a type of RAM mentioned in the content?

    <p>SDRAM</p> Signup and view all the answers

    Which of the following defines a User Interface that utilizes graphical elements?

    <p>GUI</p> Signup and view all the answers

    Multi-core processors can have how many processor cores on a single chip?

    <p>Two, three, or four</p> Signup and view all the answers

    What does a clock speed of 1 GHz indicate?

    <p>1 billion clock ticks occur every second</p> Signup and view all the answers

    Which of the following technologies is primarily responsible for network connectivity in a computer?

    <p>NIC</p> Signup and view all the answers

    What does the acronym RAM stand for in computing?

    <p>Random Access Memory</p> Signup and view all the answers

    DIMM's are typically used in which type of computers?

    <p>Desktop computers</p> Signup and view all the answers

    What does BIOS stand for in computer systems?

    <p>Basic Input/Output System</p> Signup and view all the answers

    What is the significance of data movement in computer programming?

    <p>It helps execute instructions faster</p> Signup and view all the answers

    Which memory type is non-volatile and retains data even when powered off?

    <p>HDD</p> Signup and view all the answers

    What memory module is specifically designed for notebook computers?

    <p>SODIMM</p> Signup and view all the answers

    Which of the following statements about clock speed is true?

    <p>Clock speed determines instruction execution speed</p> Signup and view all the answers

    Which abbreviation refers to a software framework that allows the development of applications?

    <p>SDK</p> Signup and view all the answers

    Which file system format is commonly used for larger storage devices and file sizes beyond the traditional FAT32?

    <p>NTFS</p> Signup and view all the answers

    What is the primary function of the mainboard in a computer system?

    <p>To connect and control internal hardware components</p> Signup and view all the answers

    Which component of the CPU is responsible for controlling the arithmetic operations?

    <p>Arithmetic Logic Unit</p> Signup and view all the answers

    Which type of memory retains data after the power is turned off?

    <p>ROM</p> Signup and view all the answers

    What does the term 'software' refer to in a computer system?

    <p>A collection of data or computer instructions</p> Signup and view all the answers

    Which operating system is primarily used for managing computing processes and internet connections?

    <p>Ubuntu</p> Signup and view all the answers

    What features do cache memory provide in a computer system?

    <p>Faster access to frequently used data</p> Signup and view all the answers

    Which logic operations can the Arithmetic Logic Unit (ALU) perform?

    <p>Arithmetic and logic tests</p> Signup and view all the answers

    Which of the following is not a function of an operating system?

    <p>Providing antivirus protection</p> Signup and view all the answers

    Which component of the CPU determines the sequence of operations during program execution?

    <p>Control Unit</p> Signup and view all the answers

    What distinguishes RAM from ROM in a computer system?

    <p>RAM temporarily stores data while ROM permanently stores data</p> Signup and view all the answers

    Study Notes

    Hardware

    • Hardware refers to electronic and mechanical equipment in a computer
    • Examples include motherboard, hard disk, RAM, power supply, processor, case, monitor, keyboard, and mouse

    Software

    • Software refers to computer programs that perform tasks on a computer system
    • System software includes operating systems and utility programs
    • Application software includes popular programs like Word and SolidWorks

    Computer System

    • A computer system is a collection of electronic and mechanical devices that operate as a unit
    • The system unit is the main container that protects the delicate electronic and mechanical systems inside

    System Unit

    • The system unit is the main container for system devices
    • It protects the electronic and mechanical devices from damage
    • The components inside include the CPU (Processor), memory, disk drives, ports, power supply, and expansion cards

    Peripherals

    • Peripherals connect to the system unit through cables or wireless technologies
    • Examples include monitor, keyboard, printer, plotter, and speakers

    Processor

    • AMD and Intel are common processor manufacturers
    • Processors include Athlon, Pentium, Turion, Centrino, etc

    Ports

    • Ports are interfaces between peripheral devices and the computer system
    • Serial ports (Com ports) used to connect mice and external modems
    • Parallel ports (LPT ports) used to connect printers, scanners, and others
    • VGA ports are used to connect monitors, DVI ports are digitally used in place of VGA ports
    • PS/2 ports are for connecting keyboards and mice
    • Modem ports used to connect to telephones

    Computer Programs

    • Programs are a series of instructions that a computer follows in an orderly fashion
    • Programs involve arithmetic, comparisons (logical), and moving data within the computer system

    Processor Speed

    • Processor speed is measured in clock ticks per second
    • 1 MHz is 1 million clock ticks per second
    • 1 GHz is 1 billion clock ticks per second

    Random Access Memory (RAM)

    • Primary storage that holds data and currently running programs
    • Data is lost if the computer is turned off

    RAM Modules

    • RAM comes in modules (DIMMs or SODIMMs)
    • Module sizes range from 256MB to 2GB
    • Modern DDR variations include DDR 1, 2, or 3

    Motherboard

    • The main circuit board, where all computer devices connect

    Processor Socket

    • Different processors need different sockets
    • Examples include Socket 478 (Intel) and Socket 775 (Intel)

    Chipset

    • Northbridge controls data flow between memory and processor
    • Southbridge controls data flow to USB, IDE, SATA, LAN, and Audio

    Buses

    • Data paths between components

    Power Supply

    • Converts alternating current (AC) to direct current (DC)
    • Provides different voltage levels for devices

    Main Connectors/Connectors

    • Connect different devices to the motherboard
    • Examples include Molex and SATA connectors

    Ports

    • Connect external devices, like USB ports and ethernet ports

    Hard Disk

    • Primary storage - volatile - lost when power off
    • Secondary storage – non-volatile – data survives power off

    Optical Drives

    • Use laser to read / write data mechanically
    • Examples include CD-R, CD-RW, DVD-R, and DVD-RW

    Card Readers

    • Used to read storage cards from cameras and other sources

    Monitors

    • Types include CRT and LCD, measured by resolution and aspect ratio

    Keyboard

    • Typical arrangement is the QWERTY arrangement, but others exist, such as Dvorak

    Mouse

    • Types include mechanical and optical, and wireless

    Printers

    • Types include laser and inkjet

    Graphics Card

    • Handles graphics processing
    • Has dedicated memory

    Sound Card

    • Connects audio input and output devices.

    Network Card

    • Allows computer to join a network

    Wireless Standards

    • Wi-Fi standards that support transmission rates and ranges

    Modem

    • Converts digital data to analog signals for transmission over a telephone line

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    Description

    Test your knowledge of computer hardware and components with this quiz. From the primary functions of the CPU to identifying various peripheral devices, this quiz covers essential concepts in computer systems. Perfect for students and tech enthusiasts alike!

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