MIS CHAP 4

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port

A _____ is a socket used to connect a computer to external devices.

USB drive

A_____ is an independent memory device and is also known as a thumb drive.

speech recognition

Although _____ systems vary in sophistication, all receive voice input from a microphone or telephone and process it with software.

USB drive

As an independent memory device, flash memory takes two main forms: as a memory card , and as a(n) _____.

technology convergence

Building several technologies into a single piece of hardware is called _____.

32

Current microcomputers have words of _____ and 64 bits.

USB flash drive

Even if storage cost is not as attractive as that of CDs, portability and the fact that their ports are ubiquitous in PCs might push one toward selecting a _____.

pixels

Images on a monitor are made up of small dots called _____.

transfer rate

In the context of speed, the _____ of magnetic hard disks is still significantly better than that of CDs and their faster relatives, DVDs.

imaging

Since_____ reduces the amount of paper in organizations, some of its most enthusiastic adopters are companies in paper-intensive fields such as law, retail, insurance, and banking.

data blocks

Storage area network (SAN) identifies large quantities of data, called _____, and therefore can transfer and back up large amounts of data at a time.

motherboard

The CPU and primary memory are usually plugged into a circuit board in the computer case called the

data word

The ____ is the maximum number of bits that the control unit can fetch from primary memory in one machine cycle.

QWERTY

The _____ keyboard was originally designed to slow down typing, because early mechanical typewriters jammed when users typed too fast.

central processing unit

The _____is the most important part of any computer.

bus width

The combination of _____ and clock rate determines throughput.

store

The four functions performed by the CPU in every cycle are fetch, decode, execute, and _____.

carpal tunnel syndrome

The most common computer-related type of repetitive-stress injury is _____.

control unit

The two units in the CPU are the arithmetic logic unit and the _____.

sequential

There are two basic types of access modes for data storage: _____ and direct (random) access. a.selective

pages per minute (PPM)

Two qualities to check when purchasing a laser or ink-jet printer are speed, measured in _____ , and density, measured in dots per inch (DPI).

Supercomputers

_____ are the most powerful computers at any given time, but are built especially for assignments that require arithmetic speed.

Workstations

_____ are typically used for computer-aided design (CAD), computer-aided manufacturing (CAM), complex simulation, graphical rendering, and scientific applications.

Servers

_____ are used as a shared resource, connecting hundreds of users to a variety of computers from desktops, laptops, and other servers.

Internal memory

_____ is located near the CPU and stores data and instructions just before and immediately after the CPU processes them.

Optical character recognition technology

_____ is used to try to interpret handwritten and printed texts not originally designed for source data entry.

Ergonomic

_____ keyboards are split in the middle, and the two parts are twisted outward to better fit the natural position of the forearms.


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