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Chapter 4 Test
Test Description: ED 105 Chapter 4 Test
Instructions: Answer all questions to get your test result.
1) What is the term for the memory chips in a system unit?
A
random access memory
B
read-only memory
C
dual inline memory
D
volatile memory
2) Which term describes a special word, phrase, or code that a program understands as an intruction?
A
command
B
input
C
data
D
keyword
3) What term describes circuit boards that add new devices or capabilities to a computer?
A
expansion cards
B
expansion boards
C
adapter cards
D
all of the abve
4) What type of device can capture electronically an entire page of text or images?
A
a trackball
B
a monitor
C
a digital camera
D
a scanner
5) The resolution of a monitor is directly related to what?
A
its refresh rate
B
the speed with which the monitor redraws images on the screen
C
the distance between each pixel on the monitor
D
the number of pixels the monitor can display
6) Which is a type of magnetic disk?
A
a hard disk
B
a 3.5-inch disk
C
a Zip disk
D
all of the above
7) What is hard copy?
A
information recorded on a compact disc rewritable
B
information recorded on a floppy disk
C
informaion that displays on a computer monitor
D
printed information
8) What is a sector on a floppy disk?
A
a narrow storage ring around the disk
B
a pie shaped section of the disk, which breaks tracks into small arcs
C
the portion of the disk that connects to a floppy disk
D
a write protect notch
9) What does the term "bit" stand for?
A
binary byte
B
binary digit
C
backup digit
D
byte digit
10) How many clock cycles does a computer have per second if it operates at 5 gigahertz?
A
five billion
B
fifty thousand
C
five million
D
five
*select an answer for all questions
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