Concepts Module 3 Quiz

A device driver is a program that controls a device attached to the computer. A) True B)False

A

Alex needs to email his graduation certificate to a prospective employer. He has only physical copies of the certificate. What device could he use to create an electronic copy of the certificate? A) scanner B) plotter C) digital pen D) projector

A

It is advised to fully charge the battery of a laptop before using it for the first time. A) True B) False

A

Peripheral devices, like a USB flash drive, are generally connected to your computer through ports. A) True B) False

A

What determines the speed at which data travels? A) Bus width B) Clock speed C) Instructions per cycle (IPC) D) RAM capacity

A

What is the binary system? A) a number system with two digits, 0 and 1 B) an 8-bit coding scheme C) a number system with 10 digits, 0-9 D) a 16-bit coding scheme

A

What is the first step to performing hardware maintenance? A) Turn off the computer and remove its power source. B) Install anti-virus software. C) Disconnect all the input and output devices. D) Disconnect the UPS and surge suppressor.

A

What performance specification does 2 GHz refer to? A) Speed at which the processor executes instructions B) Speed at which data travels C) Time taken to fetch and decode instructions D) Time taken to store the instructions on RAM

A

When a CPU executes instructions as it converts input into output, it does so with _____. A) the control unit and the arithmetic logic unit B) the hard drive and RAM C) the cache and the motherboard D) RAM and ROM

A

When should a user consider restoring the operating system? A) When programs or apps do not start properly B) When the monitor does not display anything C) When you cannot print documents D) When you can't connect to the Internet

A

Which type of memory is permanently installed on your computer and attached to the motherboard? A) read-only memory (ROM) B) random access memory (RAM) C) processor cache D) virtual memory

A

Alessandro wants to use his desktop computer to video chat with his mother. What hardware does he need to accomplish this? A) Use a webcam and scanner to ensure that the quality of the call is good. B) Use his webcam and speakers so that he and his mother can both see and hear each other. C) Use his keyboard, monitor, and speakers so that both he and his mother can see, hear, and even text each other. D) Use his projector and webcam so that both he and his mother can clearly see and hear each other.

B

All-in-one computers are easier to service and upgrade but occupy more space than desktop computers. A) True B) False

B

Daniel wants to buy a computer to use for playing games after work. He loves racing games and wants to make sure his device has all the specifications needed to run them smoothly and efficiently. Which of these factors should he consider? A) Form factor - some games do not run on laptops B) Processor core - some applications, especially games, have greater processor requirements C) Size - larger desktops provide more physical space for memory storage, increasing efficiency D) External hard disk capacity - provides additional temporary storage needed to run heavy applications

B

To resolve major computer issues, computer professionals often suggest restoring the operating system. Which of the following should happen before this step? A) Disconnect all output devices. B) Transfer contents to an external storage device. C) Disconnect the UPS. D) Remove the internal hard drive on which the operating system is stored.

B

What should you do if a headset plugged into your computer is not working properly? A) Unplug the headset. B) Update the device driver. C) Replace the computer's power cord. D) Upgrade RAM.

B

What type of hard drive has no moving parts, making it fast and durable? A) magnetic hard drive B) solid state drive C) DVD D) tape drive

B

When Alice turned on her laptop this morning, the screen displayed only colorful horizontal lines. Which of the following is most likely to have a problem? A) hard drive B) video card C) external storage devices D) built-in camera

B

Where on a computer is the operating system generally stored? A) RAM B) Internal hard drive C) Flash drive D) Virtual memory

B

Jack needs a convenient way to browse the Internet, read emails, and store basic data when he travels. Which of the following would be the best option for him? A) all-in-one computer B) desktop computer C) tablet D) high-end laptop

C

Jason takes many photographs on his smartphone while on vacation in Italy. If Jason wants to access these pictures across multiple devices, including his computer, smartphone, and tablet, where should he store them? A) RAM B) ROM C) Cloud storage D) Compact disk

C

What devices do not need device drivers to be manually installed, and start to function as soon as they are connected to a computer? A) Printers B) Monitors C) Plug-and-play devices D) Video cards

C

Which of the following is classified as input device? A) Flash drive B) Earbuds C) Webcam D) Speakers

C

Which of these hardware components can you use to store videos? A) External RAM B) Programmable ROM C) Hard drive D) Motherboard

C

Which of these is not an input device? A)Stylus B) Scanner C) Printer D) Webcam

C