Exam 4: The Components of the System Unit

A notebook computer usually is less expensive than a desktop computer with the same capabilities because it is less costly to miniaturize the components.

A ____ has pins on opposite sides of the circuit board that connect together to form one set of contacts.

Several devices that use IrDA ports use a high-speed IrDA port, sometimes called a fast infrared port.

_________________________ consists of electronic components that store instructions waiting to be executed by the processor, data needed by those instructions, and the results of processed data (information).

When 8 bits are grouped together as a unit, they form a(n) ____.

The _________________________ is the component of the processor that directs and coordinates most of the operations in the computer.

One gigahertz (GHz) equals one ____ ticks of the system clock per second.

The greater the number of transistors in a processor chip, the ____ the chip.

Critical Thinking Questions Case 2 Ports and connectors have always been a little bit of a mystery to you, so you have decided to learn more about them. You have a new wireless headset that you plan to connect to your smart phone. Which of the following types of headsets do you have?

The wider the bus, the ____ the transfer of data.

____ is built directly into a processor chip and usually has a very small capacity.

With ____, the processor begins fetching a second instruction before it completes the machine cycle for the first instruction.

Most high-performance PCs use some type of ____ processor(s).

When the computer's power is turned off, volatile memory does not lose its contents.

AMD is the leading manufacturer of _________________________, which have an internal design similar to Intel processors, perform the same functions, can be as powerful, but often are less expensive.

The ASCII coding scheme is used primarily on mainframes and high-end servers.

Figure 4-1 In the machine cycle steps illustrated in Figure 4-1, the term ____ refers to the process of translating instructions into signals the computer can execute.

A nanosecond (abbreviated ns) is one ____ of a second.

Figure 4-4 A(n) _________________________ is a device that plugs in a FireWire port on the system unit like the one in Figure 4-4 and contains multiple FireWire ports in which users plug cables from FireWire devices.

Discuss a comparison of personal computer processors. Distinguish between Intel and Intel-compatible processors.