Chapter 2 Computer Concepts

A designation of ___ means that a blank optical disc can be recorded to only once.

-R

Which type of printer is most likely to be used by an engineer who needs to create a small, plastic model?

3D

The ratio of monitor's width to its height is known as the:

Aspect ratio

Which of the following is NOT an example of solid state storage?

BD-XL

Why are many computers, especially ultraportable ones, using SSDs instead of traditional magnetic hard drives?

Because SSDs are faster and consume less power

Which of the following units is represented as an on (1) or off (0) value?

Bit

With capacities starting at 25 GB, the ___ is the optical media with the most storage.

Blu-Ray disc

The ___, or microprocessor, is the main processor of a computer.

CPU

Most computers provide a sound subsystem directly on the motherboard and do not require a separate sound ___ for audio output

Card

The ___ appears on the screen as a blinking vertical line, a small box, or some other symbol to show your place in a document or command line.

Cursor

Which type of printer is most likely to be used by a business that uses carbon-copy forms?

Dot Matrix

Which keyboards are designed to be comfortable and tailored for the human body?

Ergonomic

Today's processors have reached the ___ mark, capable of processing billions of instructions per second.

GHz

A(n) ___ connector carries both digital video and sound.

HDMI

___ technology produces output in the form of vibration, motion, or physical resistance.

Haptic

The magnetic ___ often serves as the primary storage device of a personal computer.

Hard drive

Which of the following choices is NOT a speech recognition program/assistant?

Intel's Eris

Which of the following units is the smallest?

Kilobyte

___ technology changes the way LCD monitors are illuminated.

LED

Suppose that a laptop identifies its processor as follows: AMD's A8-4500M. What does the AMD represent?

Manufacturer

___ technology can translate a scanned image into text that can be edited and formatted.

OCR

The speed of a printer is measured in:

PPM

A(n) ___ code, which appears as a square filled with dots and lines, is often used to direct a smartphone to open a specific web address.

QR

Which type of memory temporarily holds the programs and files that you are actively working on?

RAM

A(n) ___ scanner uses radio frequencies to read the data stored in special tags.

RFID

Which type of memory contains device-specific information and handles a computer's basic functions when it is powered on?

ROM

A modern monitor might have a(n) ___ of 1920x1080 pixels.

Resolution

What is the name of the pen-like tool that allows you to tap or write notes on many touchscreen interfaces?

Stylus

The main component of a desktop computer is the ___, which is the case that houses the computer's critical parts, such as the processing and storage devices.

System unit

Many individuals are using ___ to turn their computers into DVRs, which allow you to record television shows for future playback.

TV tuners

___ are often used to back up or archive large quantities of information.

Tape Drives

Which rectangular, stationary pointing surface is found on almost all laptop computers?

Touchpad

The ___ port is used to connect almost all of today's external devices.

USB

Bringing your thumb and index together in a pinching motion (for zooming in and out) is an example of:

a gesture

A(n) ___ input device authenticates you based on patterns or characteristics found in the human body.

biometric

Higher ___ cameras can capture more detail, but they will produce a larger image file on your storage media.

megapixel

As the largest circuit board in a personal computer, the ___ contains a variety of slots, connectors, and plugs for hooking up all the other parts of a computer.

motherboard