Exam 4: Business Hardware

The CPU performs four functions in every cycle: ____,decode,execute,and store.

The Mac OS and Windows Vista operating systems include a voice recognition feature.

There are two basic types of access modes in data storage: ____ and direct (random)access.

Processing more than one program,or processing several parts of a program,at the same time is often called ____________________,whereby each process is a thread.

In a(n)_________________________ monitor,the inner side of the screen has a layer of tiny phosphoric dots,which make up the pixels.

The fact that there is no need to wait for a disk to rotate in order to locate data-time that is called latency-makes _________________________ up to 250 times faster than magnetic disks.

The combination of ____ and clock rate determines throughput.

Memory cards of the same storage capacity are significantly different in price due to ____.

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

With a(n)____________________,a user controls the cursor by moving his or her finger along a touch-sensitive pad.

A(n)____________________ consists of one or more rigid platters installed in the same box that holds the CPU and other computer components,or attached externally to the computer,usually through a USB port.

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 ____.

In direct access,data is organized one record after another.

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

____________________ is the collective name for all personal computers (PCs),notebook computers,and handheld computers.

The CPU consists of two units: the ____ and the arithmetic logic unit (ALU).

Businesses that must handle business transactions and store large amounts of data in a central computer often use mainframes,which some IT professionals fondly call "big iron."

Describe ergonomic keyboards.

Storage and retrieval on sequential storage devices are slow but the devices are inexpensive,which makes tapes suitable for backup purposes.

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