Chapter 2

scanner

A _________ is a device that uses optical technology to convert objects that it analyzes into a digital format.

pixels

A monitor's screen is divided up into millions of tiny dots, called:

CPU

As the main processor of a computer, the _________ is responsible for organizing and carrying out instructions in order to produce a desired output.

cores

Most of today's microprocessors have several processors, or _________, inside a single chip.

CPU

Suppose you are shopping for a computer and the description lists the following: Intel i7 3630QM3. Which component is being described here?

duplexing

The ability to automatically print to both sides of a piece of paper is known as:

haptics

The communication of vibration, motion, or physical resistance to a user is called:

firmware

The instructions that handle a computer's basic functions when it is powered on are referred to as:

bit

The most fundamental unit of computing is the _________, which is typically represented as a 1 or 0 value.

1,000 megabytes

What is the approximate value of a gigabyte?

barcode

What is the name of the technology that can translate a scanned document image into text that can be edited and formatted?

terabyte

What storage unit is the LARGEST?

byte

When it comes to describing a computer's storage or memory we commonly use the unit known as the _________, which is simply a collection of eight bits.

mega SD

Which of the following is NOT a type of memory card technology?

blu-ray

Which of the following optical discs can store the MOST data?

wireless

_________ keyboards do not require a physical connection and can communicate with your computer via Bluetooth technology.

3D

_________ printers are unique in that they can create a physical object made of various materials, such as a plastic toy.

cache

_________ refers to a form of high-speed memory that stores a small, frequently-used set of instructions and data. It is located inside modern CPUs.

RFID

_________ tags, such as those present in many automated toll collection systems, can be scanned from longer distances and at higher speeds than barcodes.

false

t/f. A CPU's clock rate, or speed, is measured in MB or GB.

true

t/f. A computer's sound card is a circuit board that converts sound from analog to digital form, and vice versa, for recording or playback.

true

t/f. Because solid state storage does not use moving parts, this technology can perform read, write, and erase operations at much quicker speeds.

true

t/f. Having a higher quantity of RAM will allow you to have more open programs and quickly switch between them.

true

t/f. The motherboard is the largest circuit board in a personal computer.

false

t/f. Unfortunately, it is not possible to upgrade the amount of RAM on desktop and laptop computers.