Chapter 5: Computer Science System Unit

24 July 2022
4.7 (114 reviews)
30 test answers

Unlock all answers in this set

Unlock answers (26)
question
Integrated circuits must be mounted on _______, which are then plugged into the motherboard.
answer
chip carriers
question
A byte is formed by a group of _______.
answer
8 bits
question
These types of ports typically provide connections to specialized devices such as camcorders and storage devices.
answer
FireWire
question
Which of the following is not a character encoding standard?
answer
CISC
question
A type of specialty processor devoted exclusively to protecting your privacy.
answer
Cryptoprocessor
question
This character encoding scheme allows non-English characters and special characters to be represented.
answer
Unicode
question
Which of the following ports provide high-speed connections for external hard disk drives, optical disks, and other large secondary storage devices?
answer
eSATA
question
Which of the following is a function of the control unit?
answer
It directs the movement of electronic signals between memory and the arithmetic-logic unit.
question
Pathways that support communication among the various electronic components on the system board are called _______.
answer
bus lines
question
Which of the following offers a combination of the features of RAM and ROM?
answer
Flash Memory
question
When you reboot your system, the computer follows startup instructions stored in this type of memory.
answer
Flash
question
In most personal computer systems, the CPU is contained on a single chip called the _______.
answer
microprocessor
question
Term used to describe the number of bits that a CPU can access at one time.
answer
Word
question
The processing speed of a microprocessor is typically represented by its _______.
answer
clock speed
question
Frequently-accessed information is held in _______.
answer
cache memory
question
With this type of memory, large programs are divided into parts and the parts are stored on a secondary device, usually a hard disk.
answer
Virtual
question
On the motherboard, the connection points for chips are referred to as _______.
answer
sockets
question
Which of the following allows a computer to run two or more operations simultaneously?
answer
Multicore chip
question
These specialty processors are designed to improve specific computing operations such as displaying 3-D images and encrypting data.
answer
Coprocessors
question
This type of computer is a thin slab that is almost all monitor with the system unit located behind the monitor.
answer
Tablet
question
Most personal computers allow users to expand their systems by providing these on the system board.
answer
Expansion slots
question
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?
answer
USB port
question
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 _______.
answer
parallel processing
question
Which of the following ports is used for connecting musical instruments to a sound card?
answer
MIDI
question
The system board is also known as the _______.
answer
motherboard
question
Tiny circuit-boards etched onto squares of sand-like material, called silicon, are called _______.
answer
chips
question
Laptops and tablets use _______ that are typically located outside the system unit.
answer
AC adapters
question
All of the following are commonly used units of measurement to describe memory capacity, except _______.
answer
Nanobyte (NB)
question
With these systems, input and output devices are located outside the system unit.
answer
Desktop systems
question
A 32-bit-word computer can access _______.
answer
4 bytes at a time