Chapt 4 Flashcards
A computer must perform which four major tasks?
A computer must perform four major tasks:
Input, Processing, Output, Storage
_______ is a command or information that is made available to a computer
Input
Input definition:
input is a command or information that is made available to a computer
Example of input device
Keyboard and mouse
An input device is ?
An input device is a device that is used only for input
Example of input/output device:
Common input/output devices include touchscreens, storage devices, network adapters, all-in-one devices (printer, scanner, copier with optional fax), and sound cards.
A sound card is what type of device?
Input/output
Processing:
Processing refers to the retrieval and modification of inputs from input devices or storage devices
_______ refers to the retrieval and modification of inputs from input devices or storage devices
Processing
Components involved in processing:
Random access memory (RAM). Central processing unit (CPU). Graphics processing unit (GPU).
DIMM
Desktop memory module
Laptop memory module
SODIMM
________ refers to any activity that sends the results of processing to a device so it can be viewed or stored
Output
Output definition:
Output refers to any activity that sends the results of processing to a device so it can be viewed or stored
Example of output device:
Printer, monitor, speaker, projector
Storage device definition:
A storage device is any device that can preserve files or apps for reuse later
___________ is any device that can preserve files or apps for reuse later
A storage device
3 examples of storage devices:
USB flash drives, internal and external hard drives, and internal solid-state drives
Which of the following activities is not considered an input?
Typing, Scanning, Printing, Recording
Printing
When a file is changed, saving the file is an example of which activity?
Output
A graphics processing unit (GPU) helps to process information you see onscreen. What other activity does it do?
Output
When the user edits a photo, this is an example of which of the following?
Input, Storage, Output, Processing
Processing
Where are the changes to a file located before the changes are saved?
CPU, RAM, Storage, GPU
RAM
A sound card is an example of which type of device?
Output, I/O, Storage, Processing
I/O
You have taken pictures with your digital camera. When you transfer them to your computer directly from your camera, your camera is being used as which of the following types of devices?
Output, Input, Processing, Storage
Input
An all-in-one unit contains a printer and scanner. When printing, the unit is an output device. When scanning, the unit is which of the following?
Output, Storage, Input, Processing
Input
Which of the following devices is an input/output (I/O) device?
Multifunction device, Scanner, Barcode reader, Projector
Multifunction device
The location of a file is referred to as which of the following?
Output, Processing, Input, Storage
Storage
Connecting a microphone to a sound card prepares it to perform which of the following activities?
Output, Input, Storage, Processing
Input
A network adapter is an example of which type of device?
Input/output, Input, Storage, Processing
I/O
As you use a barcode reader to check in new products, you are performing ______________. (Fill in the blank.)
Processing, Output, Input, Storage
Input
The microphone/line-in jacks on a sound card are input devices. The speaker jacks are examples of _______ devices. (Fill in the blank.)
Processing, I/O, Storage, Output
Output
From the digital camera’s perspective, a USB port is an output device. When you connect the USB cable from the camera to transfer pictures to your computer, the USB port on the computer is a(n) ______ device. (Fill in the blank.)
Output, Input, Processing, Storage
Input
A USB flash drive performs all but one of the following functions during use. Which one?
Output, Storage, Input, Processing
Processing
Some multifunction devices have built-in flash card readers. When you insert a memory card and the contents of the card are transferred to your PC, this is an example of ________. (Fill in the blank.)
Storage, Input, Output, Processing
Input
You are using a video editor to add slow-motion effects to a video. Which of the following tasks is being performed?
Output, Processing, Input, Storage
Processing
You are viewing a 3D rendering on a projector. Which of the following components performed the rendering?
SSD, Projector, GPU, Printer
Gpu
You select three copies of the second page of a document for printing. You are preparing to perform which task?
Input, Storage, Output, Processing
Output
Which of the following best expresses the relationship of data and information?
Data is the same as information.
Information must be gathered to create data.
Data and information are not related.
Data is the source of information.
Data is the source of information
