Chapter 1 Essential Computer Concepts
________ are computers typically used by one person in a home or office.
Personal computers
The type of memory that temporarily holds data and programs while the computer is on is called...
RAM
What temporarily stores data and programs while you are using them?
RAM
What do you call a named collection of data stored on a disk?
a file
What is a megabyte?
about a million bytes
What do you call each 1 or 0 used in the representation of computer data?
bit
A(n) __________ is a series if eight bits
byte
The transmission protocol between a computer and its peripheral devices is handled by a...
data bus
A ______ is created by a user; for instance, a report you write with a word executable.
data file
Which of the following acts as a locked door on a computer?
firewall
________________ is similar to ROM except that it can be written to more than once.
flash memory
A(n)______________ is system software that acts as a liaison between the user and the computer's...
graphical user interface (GUI)
To display graphics, a computer needs a monitor and a ___________.
graphics card or processor
A printed copy of computer output is called __________.
hard copy
A(n)____________ is magnetic storage media usually sealed in a case inside the computer
hard disk (hard drive)
_______refers to the physical components of a computer.
hardware
A _______, or link, is a place on a Web page that is programmed to connect to a particular file on the same network server, or even on a network server on the other side of the globe.
hyperlink
What telecommunications hard ware is needed to convert digital signals to analog signals?
modem
Processing tasks occur on the _________ which contains the processing hardware- the computer's major electronic components- and the is located inside of the computer.
motherboard
Which of the following is a pointing device that allows you to control the pointer by moving...
mouse
Each computer that is part of the network must have a(n) ________.
network interface card (NIC)
keyboards, monitors, and printers are all examples of which of the following?
peripheral devices
_________ is the practice of sending e-mail messages to customers or potential customers...
phishing
Modifying data is referred to as____________.
processing
What part of the computer is responsible for executing instructions to process information?
processor
A computer on a network that acts as the central storage location for programs and data used...
server
The intangible components of a computer system, including the programs, are called
software
_____________ are the technical details about each hardware component
specifications
A program that tracks a user's internet usage without the user's permission is called...
spyware
A ________ is a portion, or "clipping," of a web page that is frequently updated.
web slice
Which of the following storage media is not a magnetic storage device?
DVD
________ are designed to sit compactly on a desk and run on power from an electrical outlet.
Desktop computers
Allows you to communicate with other users on a network such as the Internet.
_______ are small computers designed to fit in the palm of your hand and usually have more limited capabilities than PCs.
Handheld computers
The ______ is a worldwide collection of computer networks that allow people to communicate and exchange information quickly and easily.
Internet
__________ are typically used by larger businesses and government agencies to centrally store, process, and manage large amounts of data.
Mainframe
Which one of the following would not be considered a personal computer: Desktop, Notebook, Mainframe, Tablet PC?
Mainframe.
Which one of the following is system software?
Microsoft Windows
_______ are small, lightweight, and designed for portability.
Notebook computers
Which of the following permanently stores the set of instructions that the computer uses...
CPU cache
A ______ is a electronic device that accepts information and instructions from a user, manipulates the information according to the instructions, displays the information in some way, and stores the information for retrieval later.
Computer