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Computer Science Module 3 Practice Test
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Computer Science Module 3 Practice Test

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Questions and Answers

Which type of a computer can be assembled using a monitor, a keyboard, a CPU, speakers, a printer, and a mouse?

a desktop computer

Which of these is not an input device?

  • Mouse
  • Scanner (correct)
  • Printer
  • Keyboard
  • A device driver is a program that controls a device attached to the computer.

    True

    What should happen before restoring the operating system to resolve major computer issues?

    <p>Transfer contents to an external storage device</p> Signup and view all the answers

    It is advised to fully charge the battery of a laptop before using it for the first time.

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

    How can Rocco ensure that his employees' computers remain protected from viruses and other malware?

    <p>He should have periodic anti-virus scanning and software upgraded on all computers.</p> Signup and view all the answers

    All-in-one computers are easier to service and upgrade but occupy more space than desktop computers.

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

    Which is the most suitable device to use in a classroom or a conference room to deliver presentations?

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

    What refers to a condition in which the CPU performs well but the bus speed is slow?

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

    What is the first step to performing hardware maintenance?

    <p>Turn off the computer and remove its power source.</p> Signup and view all the answers

    Which of the following is a necessary step in maintaining computer hardware?

    <p>Using a UPS or a surge protector</p> Signup and view all the answers

    What is the correct sequence of processing instructions in a machine cycle?

    <p>Fetch, decode, execute, store</p> Signup and view all the answers

    What devices do not need device drivers to be manually installed?

    <p>Plug-and-play devices</p> Signup and view all the answers

    Which of these is an optical medium of storage?

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

    What performance specification does 2 GHz refer to?

    <p>Speed at which the processor executes instructions</p> Signup and view all the answers

    What printer is commonly used to produce high-quality professional drawings such as architectural blueprints?

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

    Most computers can operate normally in extreme temperatures and withstand high humidity and power fluctuations.

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

    What device do e-learning applications usually use to help users with visual impairment read digital content?

    <p>voice synthesizer</p> Signup and view all the answers

    What could cause an external drive, like a USB flash drive, to not be recognized when plugged into a computer?

    <p>a faulty port</p> Signup and view all the answers

    What would be the best option for Jack to browse the Internet and read emails when he travels?

    <p>He should make sure to bring a tablet.</p> Signup and view all the answers

    Which of these hardware components can you use to store videos?

    <p>hard drive</p> Signup and view all the answers

    Where on a computer is the operating system generally stored?

    <p>internal hard drive</p> Signup and view all the answers

    What determines the speed at which data travels?

    <p>bus width</p> Signup and view all the answers

    Which of the following is a game controller that is held with both hands?

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

    Peripheral devices, like a USB flash drive, are generally connected to your computer through ports.

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

    What is most likely to be causing display problems for Surya's computer monitor?

    <p>Faulty power or video cable</p> Signup and view all the answers

    A CPU converts the data entered through the keyboard into output displayed on the monitor.

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

    Study Notes

    Computer Assembly and Components

    • A desktop computer requires a monitor, keyboard, CPU, speakers, printer, and mouse for assembly.
    • A scanner is classified as an input device, whereas some devices like printers are not.

    Device Drivers and Maintenance

    • Device drivers are crucial for controlling hardware connected to a computer.
    • Before addressing major operating system issues, it is important to transfer data to an external storage device.
    • Full charging of a laptop battery is recommended before initial usage.

    Security Measures for Computers

    • Implement periodic antivirus scanning and software upgrades to protect against viruses and malware.

    Computer Types and Functions

    • All-in-one computers are not easier to upgrade and service compared to traditional desktop computers; they occupy more space.
    • A projector is ideal for presentations in classrooms or conference rooms.

    Performance Issues

    • Bottlenecking occurs when a CPU performs efficiently while the bus speed is slow.
    • The machine cycle involves the sequence: fetch, decode, execute, and store.

    Device Functionality

    • Plug-and-play devices automatically function upon connection without requiring manual driver installation.
    • HDD is recognized as an optical medium of storage.

    Processing Specs and Quality Tools

    • 2 GHz indicates the processor's speed in executing instructions.
    • A plotter is used for high-quality professional drawings like architectural blueprints.

    Environmental Tolerance

    • Most computers do not operate well in extreme temperatures or high humidity, contrary to popular belief.

    Accessibility Tools

    • Voice synthesizers assist visually impaired users in reading digital content.

    Troubleshooting Low Recognition Issues

    • A faulty USB port may cause external drives to be unrecognized by a computer.

    Portable Devices and Storage

    • A tablet is a suitable option for internet browsing, email reading, and data storage while traveling.
    • Hard drives serve as storage devices for videos and other large files.

    Operating System Storage

    • The operating system is typically stored on an internal hard drive.

    Data Transfer Speed

    • Bus width determines the speed at which data travels within a computer system.

    Gaming Devices

    • A gamepad is a handheld controller used to manage the movements of on-screen objects.

    Peripheral Connections

    • Peripheral devices like USB flash drives connect to computers via ports.

    Display Troubleshooting

    • A malfunctioning monitor display may be caused by faulty power or video cables.

    Data Processing

    • The CPU processes data from the keyboard and generates output displayed on the monitor.

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    Description

    Test your knowledge on computer hardware and software with this Module 3 practice test. This quiz includes questions about computer components, input devices, and device drivers. Perfect for reinforcing your understanding of computer basics.

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