Chapter 5- System Unit

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Integrated circuits must be mounted on _______, which are then plugged into the motherboard.

chip carriers

A byte is formed by a group of _______.

8 bits

These types of ports typically provide connections to specialized devices such as camcorders and storage devices.


Which of the following is not a character encoding standard?


A type of specialty processor devoted exclusively to protecting your privacy.


This character encoding scheme allows non-English characters and special characters to be represented.


Which of the following ports provide high-speed connections for external hard disk drives, optical disks, and other large secondary storage devices?


Which of the following is a function of the control unit?

It directs the movement of electronic signals between memory and the arithmetic-logic unit.

Pathways that support communication among the various electronic components on the system board are called _______.

bus lines

Which of the following offers a combination of the features of RAM and ROM?

Flash Memory

When you reboot your system, the computer follows startup instructions stored in this type of memory.


In most personal computer systems, the CPU is contained on a single chip called the _______.


Term used to describe the number of bits that a CPU can access at one time.


The processing speed of a microprocessor is typically represented by its _______.

clock speed

Frequently-accessed information is held in _______.

cache memory

With this type of memory, large programs are divided into parts and the parts are stored on a secondary device, usually a hard disk.


On the motherboard, the connection points for chips are referred to as _______.


Which of the following allows a computer to run two or more operations simultaneously?

Multicore chip

These specialty processors are designed to improve specific computing operations such as displaying 3-D images and encrypting data.


This type of computer is a thin slab that is almost all monitor with the system unit located behind the monitor.


Most personal computers allow users to expand their systems by providing these on the system board.

Expansion slots

Which of the following can be used to connect several devices to the system unit and are widely used to connect keyboards, mice, printers, storage devices, and a variety of specialty devices?

USB port

For multicore processors to be used effectively, computers must understand how to divide tasks into parts that can be distributed across each core–an operation called _______.

parallel processing

Which of the following ports is used for connecting musical instruments to a sound card?


The system board is also known as the _______.


Tiny circuit-boards etched onto squares of sand-like material, called silicon, are called _______.


Laptops and tablets use _______ that are typically located outside the system unit.

AC adapters

All of the following are commonly used units of measurement to describe memory capacity, except _______.

Nanobyte (NB)

With these systems, input and output devices are located outside the system unit.

Desktop systems

A 32-bit-word computer can access _______.

4 bytes at a time

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