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MIDTERM EXAM

The first digital computers were built during World War II for ____.

code breaking

Facebook and Twitter are examples of social networking options.

true

In 1982, the percentage of households that had a computer was fewer than ____ percent.

10

A global computer network originally developed as a military project is
the ____.

internet

Semiconductor materials are substances with properties between those of a conductor and an insulator.

true

___ is a term that refers to entities that exist largely within computer
networks

Cyberspace

An interpreter converts and executes one statement at a time.

true

A computer is a multiple purpose device that can do all of the following
EXCEPT ____.

think independently

A set of computer programs that helps a person carry out a task is ____.

application software

An area where data can be left on a permanent basis is memory.

false

To assure you can remember your password it is a good idea to base it on information you can easily remember such as your birthday.

false

A problem a hacker can cause after breaking into your computer includes ____.

applying for credit in your name
ending embarrassing emails
apply for a mortgage using your data
all of the above

A collection of preprogrammed activities such as addition, subtraction, counting, and comparison is called a(n) ____.

instruction set

A(n) password manager stores user IDs with their corresponding passwords and automatically fills in login forms.

true

Data becomes ____ when it is presented in a format that people can understand and use

information

A hacker posing as a legitimate representative of an official organization such as your bank is an example of

phishing

A light switch is like a(n) analog device.

false

In terms of an authentication protocol, the phrase 'something a person possesses' could refer to is

an ID card

The term ____ designates equipment that might be added to a computer system to enhance its functionality

peripheral device

RAM is volatile, which means it must constantly receive electric power to hold data

true

A touch screen, also known as a touch-sensitive screen, can serve as both an input and output device

true

a billion cycles per second

gigahertz

ROM BIOS is a small set of instructions that tells the computer

how to access the hard disk
where to find the operating system
how to load the operating system into RAM all of the above

The ____ is the amount of data that a storage device can move from the
storage medium to the computer per second

data transfer rate

If the system runs out of RAM, the operating system uses an area of the
hard disk called ____ to store parts of a program or data file until they are needed.

virtual memory

A hard disk ____ is a flat, rigid disk made of aluminum or glass and
coated with magnetic iron oxide particles.

platter

Sequential access is the ability of a device to "jump" directly to requested data.

false

CD, DVD, and Blu-ray technologies can be classified as

optical

Dot pitch is the distance in millimeters between like-colored ____ the small dots of light that form an image

pixels

EIDE, Ultra ATA, SCSI, and SATA refer to the different types of controllers used by hard disk drives

true

is the most widely used language for communication between computers
and printers

pcl

number of horizontal and vertical pixels that a device displays on a
screen is referred to as its resolution

true

A ____ is an example of a pointing device

joystick
trackpad
mouse
all of the above

software is designed to accomplish ____ tasks

computer centric

By using spell checkers and grammar checkers, you are assured your document will be error-free

false

____ is a type of application software designed to help several people collaborate.

groupware

If you purchase software, it belongs to you, and you can do what you want, including copying it

false

Adobe Reader works with files stored in standard ____ format.

PDF

A trademark is a form of legal protection that grants the author of the original work exclusive rights to copy, distribute, sell, and modify.

false

Productivity software that provides you with the ability to create, spell-check, edit, and format is considered ____ software.

word processing

CAD software is designed to be used by architects and engineers.

true

. Desktop widgets include all of the following EXCEPT

icons

Public domain software has restrictions on its use.

false

The intersection of a column and a row on a spreadsheet is called a ____.

cell

A device driver is software that helps a peripheral device establish
communication with a computer.

true

To find a particular record or group of records in a database, you use a(n)

query

Notation software is the musician's equivalent of a database.

false

is illegal to do all the following with software EXCEPT ____.

copy and keep as a backup

Some Web applications, such as Google Earth, require a client-side
program to be installed on your local computer

true

is typically commercial software that is marketed under a try-before-you buy policy

shareware

get rid of software you no longer want, you

run an uninstall routine

A ____ is any software that can automate a task or autonomously
execute a task when commanded to do so

bot

A sequence of events that occurs between the time that you turn on
a computer and the time that it is ready for you to issue commands
is referred to as the boot process

true

The most obvious responsibility of your computer's operating system is to

provide an environment for running software

When you use Windows, Mac OS, or a Linux graphical file manager, each sub directory is depicted as a folder

true

The term ____ is a technical term for the region of memory that holds data waiting to be transferred from one device to another.

buffer

The operating system that was developed in 1969 by AT&T's Bell Labs and gained a good reputation for its dependability is

UNIX

Digital Revolution

is an ongoing process of social, political, and economic change brought about by digital technology, such as computers and the Internet

Digitization

is the process of converting text, numbers, sound, photos, and video into data that can be processed by digital devices.

A computer network

is a group of computers linked by wired or wireless technology to share data and resources.

The Web

a collection of linked documents, graphics, and sounds that can be accessed over
the Internet. Which means that the Web or Internet is just one very large network.

Convergence

a process by which several technologies with distinct functions evolve to form a single product. Tends to offer enhanced functionality and convenience.

Intellectual Property

refers to the ownership of certain types of information, ideas, or representations.

Computer input

is whatever is typed, submitted, or transmitted to a computer system. Input can
be the scanner at the store, a digital camera as well as your keyboard.

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