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CSC 160 Chapter 3

Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
 

 1. 

By switching on and off, the ____ can be used to represent the 1s and 0s that are the foundation of all that goes on in the computer.
a.
capacitor
c.
resistor
b.
transistor
d.
inductor
 

 2. 

____ algebra is concerned with the logic of the operators AND, OR, and NOT.
a.
Linear
c.
Boolean
b.
Modern
d.
Fibonacci
 

 3. 

The ____ operator works with a single input and its purpose is to reverse the input.
a.
XOR
c.
AND
b.
NOT
d.
OR
 

 4. 

The AND circuit generates ____ output for each set of inputs.
a.
one
c.
three
b.
two
d.
four
 

 5. 

The truth table for the NOT gate shows that the output is the ____ of the input.
a.
square
c.
opposite
b.
first derivative
d.
same
 

 6. 

The NAND gate effectively ____ the output of the AND gate.
a.
reverses
c.
duplicates
b.
amplifies
d.
scrambles
 

 7. 

The truth table for the ____ gate indicates that the output is 1 only when the inputs are different.
a.
OR
c.
AND
b.
XOR
d.
NAND
 

 8. 

A gate’s output for any set of inputs follows the specifications given in the ____ table.
a.
variable
c.
log
b.
data
d.
truth
 

 9. 

One of the main functions of the ____ component of the computer’s CPU is to add numbers.
a.
controller
c.
memory
b.
ALU
d.
register
 

 10. 

The high-speed cache memory in your computer is made from ____ circuits.
a.
adder
c.
flip-flop
b.
shifter
d.
decoder
 

 11. 

Which piece of technology replaced the vacuum tube?
a.
transistor
c.
capacitor
b.
diode
d.
resistor
 

 12. 

Very Large-Scale Integration (VLSI) chips hold ____ of circuits.
a.
hundreds
c.
millions
b.
thousands
d.
trillions
 

 13. 

Most computers today are still based on what has come to be called ____ architecture, and are sometimes still called ____ machines.
a.
Hilbert
c.
Von Neumann
b.
Turing
d.
Non Von
 

 14. 

The arithmetic logic unit (ALU) resides within the ____.
a.
control unit
c.
cache
b.
registers
d.
CPU
 

 15. 

At a basic level, most computers operate on what is called a(n) “____” cycle.
a.
encrypt-encapsulate
c.
store-revise
b.
edit-add
d.
fetch-execute
 

 16. 

The general term ____ is used to refer to the family of components used to store programs and data.
a.
registers
c.
RAM
b.
cache
d.
storage
 

 17. 

RAM is called “____” because it does not have to be read sequentially.
a.
relative
c.
remedial
b.
random
d.
rapid
 

 18. 

Which of the following storage forms is non-volatile?
a.
DRAM
c.
DDRAM
b.
SRAM
d.
CD-ROM
 

 19. 

Hard disks are made up of one or more metal platters with a coating consisting of ____ particles.
a.
magnetic
c.
photonic
b.
atomic
d.
silicon
 

 20. 

Keyboards, and most other I/O devices, connect to the motherboard through a(n) ____.
a.
socket
c.
channel
b.
adapter
d.
port
 

 21. 

The process of painting an image on the screen of a monitor is called ____ scanning.
a.
raster
c.
cathode
b.
roster
d.
dpi
 

 22. 

Printers are rated by both printing speed.and ____ of output.
a.
definition
c.
size
b.
variety
d.
resolution
 

 23. 

The sound card fits into the ____ bus expansion slot on the main board.
a.
SCSI
c.
ISA
b.
PCI
d.
System
 

 24. 

When an I/O device places a voltage signal on a(n) ____ line, the associated chip checks its priority before passing it on to the CPU.
a.
poll
c.
interrupt
b.
job
d.
JCL
 

 25. 

Factors such as memory type, bus speed, and even hard drive speed can impact overall speed much more than the ____ clock.
a.
CPU
c.
ALU
b.
master
d.
OS
 



 
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