Computer hardware definitions
(2022/2023) rated A
Operating system ✔✔the software that supports a computer's basic functions, such as scheduling
tasks, executing applications, and controlling peripherals
Application
...
Computer hardware definitions
(2022/2023) rated A
Operating system ✔✔the software that supports a computer's basic functions, such as scheduling
tasks, executing applications, and controlling peripherals
Application software ✔✔Application software is a set of one or more programs designed to carry
out operations for a specific application. Application software cannot run on itself but is
dependent on system software to execute
Pc (personal computer) ✔✔A general-purpose computer equipped with a microprocessor and
designed to run especially commercial software (as a word processor or internet browser) for an
individual user
Mac computer ✔✔Since 2010, Apple has also offered the Magic Trackpad as a means to control
Macintosh desktop computers in a way similar to laptops. Software [edit] The original Macintosh
was the first successful personal computer to use a graphical user interface devoid of a command
line
Computer hardware ✔✔Computer hardware refers to the parts or components of a computer
such as a monitor, mouse, keyboard, computer data storage, hard drive disk (HDD), system unit
(graphic card, sound cards, memory, motherboard and chips), etc. all of which are physical
objects that can be touched
Software ✔✔The programs and other operating information used by a computer
Word processor ✔✔a program or machine for storing, manipulating, and formatting text entered
from a keyboard and providing a printout
Spreadsheet ✔✔an electronic in which data is arranged in the rows and columns of a grid and
can be manipulated and used in calculations
Computer network ✔✔a computer network is a telecommunications network that allows
computers to exchange data. In computer networks, networked computing devices pass data to
each other along data connections
Internet ✔✔the internet is a global system of interconnected computer networks that use the
standard internet protocol suit (TCP/IP) to link several billion devices worldwide
Intranet ✔✔a local or restricted communications network, especially a private networked created
using world wide web software
CPU ✔✔CPU is the abbreviation for central processing unit. Sometimes referred to simply as
the central processor, but more commonly called processor, the CPU is the brains of the
computer where most calculations take place
Hard drive ✔✔a high-capacity, self-contained device containing a read-write mechanism plus
one or more hard disks, insidea sealed unit. Also called hard drive disk.
Computer ✔✔an electronic device for storing and processing data, typically in binary form,
according to instructions given to it in a variable program
Computer RAM ✔✔RAM (random-access memory) is a form of computer data storage. A RAM
device allows data to be read and written in roughly the same amount of time regardless of the
order in which data items are accessed
Input device ✔✔in computing, an input device is a peripheral (piece of computer hardware
equipment) used to provide data control signals to an appliance. Examples of input devices
include keyboards, mouse, scanners, digital cameras and joysticks
Output device ✔✔an output device is any piece of computer hardware equipment used to
communicate the results of data processing carried out by an information processing system
(such as a computer) which converts the electronically generated information into humanreadable form.
Storage device ✔✔a piece of computer equipment on which information can be stored
Open source software ✔✔open source software is software whose source code Is available for
modification or enrichment by anyone
Linux ✔✔an open-source operating system modeled on UNIX
Web browser ✔✔a web browser is a software application for retrieving, presenting and
traversing information resources on the World Wide Web. A Uniform Resource Identifier
(URI/URL) and may be a web page, image, video or other piece of content
Computer router ✔✔a router is a networking device, commonly specialized hardware, that
forwards data packets between computer networks. This creates an overlay internetwork, as a
router is connected to two or more data lines from different networks
USB drive ✔✔: a USB drive is a data storage device that includes flash memory with an
integrated Universal Serial Bus (USB) interface. USB flash drives are typically removable and
rewritable, and physically much smaller than an optical disk
Ethernet ✔✔a system for connecting a number of computer systems to form a local area
network, with protocols to control the passing of information and to avoid simultaneous
transmission by two or more systems.
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