Pretest Grade 7 And 8

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| By Emulkey
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Emulkey
Community Contributor
Quizzes Created: 2 | Total Attempts: 158
Questions: 20 | Attempts: 61

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Pretest Grade 7 And 8 - Quiz


This is a test designed to see what you already know about computers, both hardware and software.


Questions and Answers
  • 1. 

    Devices plugged into a USB ports can be used without rebooting the computer

    • A.

      Yes

    • B.

      No

    Correct Answer
    A. Yes
    Explanation
    USB ports are designed to be hot-swappable, meaning that devices can be plugged in or removed without the need to reboot the computer. This is because USB technology supports plug-and-play functionality, allowing the computer to automatically detect and configure the connected device without requiring a reboot. Therefore, devices plugged into USB ports can be used immediately without the need for a computer restart.

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  • 2. 

    Which of the following items is not a basic part of a laptop computer?

    • A.

      Monitor

    • B.

      Keyboard

    • C.

      Touchpad

    • D.

      Mouse

    Correct Answer
    D. Mouse
    Explanation
    A mouse is not a basic part of a laptop computer because laptops typically have a built-in touchpad that serves the same purpose as a mouse. The touchpad allows users to navigate the cursor on the screen and perform various actions such as clicking and scrolling. While a mouse can be connected to a laptop for convenience, it is not an essential component as the touchpad fulfills the same functionality.

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  • 3. 

    The keyboard, mouse, and tower case are examples of:

    • A.

      Laptop parts

    • B.

      Hardware

    • C.

      Software

    • D.

      Computer commands

    Correct Answer
    B. Hardware
    Explanation
    The keyboard, mouse, and tower case are examples of hardware because they are physical components of a computer system. Hardware refers to the tangible parts of a computer that can be touched and interacted with, such as input devices (keyboard, mouse) and the tower case that houses the internal components. Software, on the other hand, refers to the programs and instructions that run on the hardware to perform specific tasks. Computer commands are instructions given to the computer to execute specific actions, but they are not physical components like the keyboard, mouse, and tower case.

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  • 4. 

    The _________ is the metal and plastic box that contains the main components of a desktop computer

    Correct Answer
    computer case, case, box
    Explanation
    The computer case, also referred to as the case or box, is the metal and plastic enclosure that houses the main components of a desktop computer. It provides protection, organization, and support for the internal hardware such as the motherboard, CPU, memory, and storage devices. The case also includes various ports and slots for connecting peripherals and expansion cards.

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  • 5. 

    A network can allow two or more computers to share an internet connectionto prointers, and files

    • A.

      Yes

    • B.

      No

    Correct Answer
    A. Yes
    Explanation
    A network allows two or more computers to share an internet connection, printers, and files. This means that multiple devices can access the internet simultaneously, print documents using shared printers, and share files with each other. Therefore, the given statement is correct.

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  • 6. 

    __________ is any set of instructions that tells the computer what to do

    • A.

      Hardware

    • B.

      Software

    • C.

      Both A & B

    • D.

      None of the above

    Correct Answer
    B. Software
    Explanation
    Software is the correct answer because it refers to any set of instructions that tells the computer what to do. It includes programs, applications, and operating systems that are installed on a computer or other electronic devices. Hardware, on the other hand, refers to the physical components of a computer system. Therefore, the correct answer is software as it encompasses all the instructions that enable the computer to perform tasks and execute programs.

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  • 7. 

    ________ is a program that protects your email, files, and downloads against harmful software

    • A.

      Encryption

    • B.

      Operating System

    • C.

      Disk Cleanup

    • D.

      Anti-firs software

    Correct Answer
    D. Anti-firs software
    Explanation
    Anti-virus software is a program designed to protect your email, files, and downloads from harmful software such as viruses, malware, and spyware. It scans your computer for any suspicious files or activities and removes or quarantines them to prevent any damage. By constantly updating its virus definitions, it can detect and block new threats as they emerge. This software is essential for maintaining the security and integrity of your computer system and protecting your sensitive information from being compromised.

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  • 8. 

    All keyboards and mice use the PS2 ports

    • A.

      Yes

    • B.

      No

    Correct Answer
    B. No
    Explanation
    The statement "All keyboards and mice use the PS2 ports" is incorrect. While it is true that some keyboards and mice use PS2 ports, many modern keyboards and mice use USB ports instead. Therefore, the correct answer is "No" as not all keyboards and mice use PS2 ports.

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  • 9. 

    In a desktop computer, the Centra Processing Unit, or processor, is the the...

    • A.

      Brain of the computer

    • B.

      Computer's power supply Computer's power supply

    • C.

      Memory area

    • D.

      None of the above

    Correct Answer
    A. Brain of the computer
    Explanation
    The Central Processing Unit (CPU) is often referred to as the "brain" of the computer because it is responsible for executing instructions and performing calculations. It is the main component that carries out the majority of the computer's processing tasks, such as running programs and managing data. The CPU is responsible for interpreting and executing instructions from the computer's memory, making it a crucial component in the overall functioning of the computer.

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  • 10. 

    The ________ is responsible for managing the comuter's hardware and software resources

    • A.

      Network

    • B.

      Operating System

    • C.

      CPU

    • D.

      Moherboard

    Correct Answer
    B. Operating System
    Explanation
    The operating system is responsible for managing the computer's hardware and software resources. It acts as an intermediary between the user and the computer's hardware, allowing users to interact with the computer and run applications. The operating system manages tasks such as memory allocation, file management, device management, and scheduling processes. It ensures that resources are utilized efficiently and provides a platform for other software applications to run on the computer.

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  • 11. 

    Another name fo a video port is a

    • A.

      USB port

    • B.

      PS/2 port

    • C.

      VGA Port

    • D.

      Serial Port

    Correct Answer
    C. VGA Port
    Explanation
    A VGA port, also known as a video graphics array port, is a type of video port commonly used to connect a computer to a monitor or projector. It is an analog video port that transmits video signals from the computer to the display device. The VGA port is characterized by its distinctive 15-pin connector and is widely used in older computer systems. It is capable of transmitting high-quality video signals and supports resolutions up to 1920x1080 pixels.

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  • 12. 

    A scanner lets you: 

    • A.

      Make PowerPoint presentations

    • B.

      Cop an image into your computer

    • C.

      Change the color of your computer screen

    • D.

      None of the above

    Correct Answer
    B. Cop an image into your computer
    Explanation
    A scanner allows you to copy an image into your computer. This means that you can use a scanner to convert physical images or documents into digital files that can be stored, edited, or shared on your computer. Scanners are commonly used in offices, libraries, and homes to digitize photographs, documents, and other visual content.

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  • 13. 

    ______ are devices that connect to a computer and display a video image of whatever it is

    • A.

      Scanners

    • B.

      Printers

    • C.

      MP3 players

    • D.

      Web Camera

    Correct Answer
    D. Web Camera
    Explanation
    Web cameras are devices that connect to a computer and display a video image of whatever it is capturing. They are commonly used for video conferencing, live streaming, and video chatting. Unlike scanners, printers, and MP3 players, web cameras are specifically designed to capture and transmit real-time video footage to a computer.

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  • 14. 

    The monitor works with a _________ to display images and text on the sdcreen

    • A.

      Video Card

    • B.

      Monitor Cord

    • C.

      Sound Card

    • D.

      All of the above

    Correct Answer
    A. Video Card
    Explanation
    A video card is responsible for generating and outputting visual information to the monitor. It processes data from the computer and converts it into a format that can be displayed on the screen. The monitor relies on the video card to receive and interpret this information in order to display images and text accurately. Therefore, the video card is the correct answer as it is directly involved in the functioning of the monitor.

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  • 15. 

    Random Access Memory or RAM is:

    • A.

      Long-term memory

    • B.

      Short-term memory

    • C.

      Located on a USB flash drive

    • D.

      Connected to the USB port

    Correct Answer
    B. Short-term memory
    Explanation
    RAM, or Random Access Memory, is a type of computer memory that is used for short-term storage of data. It is a volatile memory, meaning that its contents are lost when the computer is powered off. RAM is responsible for storing and providing quick access to data that the computer's processor needs to perform tasks. It is different from long-term memory, such as hard drives or solid-state drives, which store data even when the computer is turned off. RAM is not located on a USB flash drive, nor is it directly connected to the USB port.

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  • 16. 

    Which of the following items is not a basic part of a desktop compter?

    • A.

      Mouse

    • B.

      Keyboard

    • C.

      Moritor

    • D.

      Printer

    Correct Answer
    D. Printer
    Explanation
    A printer is not a basic part of a desktop computer. A desktop computer typically consists of a mouse, keyboard, and monitor as essential components. A printer is an external device that can be connected to a desktop computer for printing purposes, but it is not considered a basic part of the computer itself.

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  • 17. 

    A _______ allows you to use several computers on a single Internet connection.

    • A.

      Browser

    • B.

      Internet Service Provider

    • C.

      Router

    • D.

      Modem

    Correct Answer
    C. Router
    Explanation
    A router allows you to use several computers on a single Internet connection by creating a local area network (LAN) and routing the incoming and outgoing data packets between the devices and the Internet. It acts as a central hub, connecting multiple devices to the Internet and allowing them to communicate with each other. The router assigns unique IP addresses to each device on the network and manages the flow of data between them, ensuring efficient and secure connectivity.

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  • 18. 

    What does a computer allow you to do??

    • A.

      Type documents and send email

    • B.

      Surf the Internet

    • C.

      Store and retrieve data

    • D.

      All of the above

    Correct Answer
    D. All of the above
    Explanation
    A computer allows you to type documents and send emails, surf the internet, and store and retrieve data. This means that you can use a computer for various tasks such as writing reports or letters, communicating with others through emails, accessing and browsing websites on the internet, and saving and accessing files or information for later use. Overall, a computer provides the capability to perform all of these functions.

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  • 19. 

    Which of the following is an optical drive??

    • A.

      DVD-ROM drive

    • B.

      SD port

    • C.

      USB drive

    • D.

      None of the above.

    Correct Answer
    A. DVD-ROM drive
    Explanation
    An optical drive is a device that uses laser technology to read and write data on optical discs, such as CDs and DVDs. The DVD-ROM drive mentioned in the answer is specifically designed to read DVD discs, making it an optical drive. The other options, SD port and USB drive, are not optical drives as they are used for different purposes, such as data transfer and storage. Therefore, the correct answer is DVD-ROM drive.

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  • 20. 

    Press the ______________ to end a program if your computer freezes or stalls while you are working

    • A.

      Power button

    • B.

      Escape key

    • C.

      Ctrl, Alt, and Delete

    • D.

      New choice

    Correct Answer
    C. Ctrl, Alt, and Delete
    Explanation
    Pressing Ctrl, Alt, and Delete simultaneously is a common keyboard shortcut used to open the Task Manager in Windows operating systems. In the event that a computer freezes or stalls, pressing these keys together can bring up the Task Manager, which allows the user to end unresponsive programs or processes. This can help regain control of the computer and potentially resolve the freezing issue. Therefore, pressing Ctrl, Alt, and Delete is the correct choice to end a program if the computer freezes or stalls.

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Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.

  • Current Version
  • Jun 19, 2024
    Quiz Edited by
    ProProfs Editorial Team
  • Dec 16, 2009
    Quiz Created by
    Emulkey
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