Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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1.
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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 | | | | |
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2.
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____ algebra is concerned with the logic of the operators AND, OR, and
NOT. a. | Linear | c. | Boolean | b. | Modern | d. | Fibonacci | | | | |
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3.
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The
____ operator works with a single input and its purpose is to reverse the input.
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4.
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The
AND circuit generates ____ output for each set of inputs.
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5.
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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 | | | | |
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6.
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The
NAND gate effectively ____ the output of the AND gate. a. | reverses | c. | duplicates | b. | amplifies | d. | scrambles | | | | |
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7.
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The
truth table for the ____ gate indicates that the output is 1 only when the inputs are
different.
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8.
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A
gate’s output for any set of inputs follows the specifications given in the ____
table. a. | variable | c. | log | b. | data | d. | truth | | | | |
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9.
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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 | | | | |
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10.
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The
high-speed cache memory in your computer is made from ____ circuits. a. | adder | c. | flip-flop | b. | shifter | d. | decoder | | | | |
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11.
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Which
piece of technology replaced the vacuum tube? a. | transistor | c. | capacitor | b. | diode | d. | resistor | | | | |
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12.
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Very
Large-Scale Integration (VLSI) chips hold ____ of circuits. a. | hundreds | c. | millions | b. | thousands | d. | trillions | | | | |
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13.
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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 | | | | |
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14.
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The
arithmetic logic unit (ALU) resides within the ____. a. | control
unit | c. | cache | b. | registers | d. | CPU | | | | |
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15.
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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 | | | | |
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16.
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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 | | | | |
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17.
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RAM
is called “____” because it does not have to be read sequentially. a. | relative | c. | remedial | b. | random | d. | rapid | | | | |
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18.
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Which
of the following storage forms is non-volatile? a. | DRAM | c. | DDRAM | b. | SRAM | d. | CD-ROM | | | | |
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19.
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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 | | | | |
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20.
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Keyboards, and most other I/O devices, connect to the motherboard through a(n)
____. a. | socket | c. | channel | b. | adapter | d. | port | | | | |
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21.
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The
process of painting an image on the screen of a monitor is called ____ scanning. a. | raster | c. | cathode | b. | roster | d. | dpi | | | | |
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22.
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Printers are rated by both printing speed.and ____ of output. a. | definition | c. | size | b. | variety | d. | resolution | | | | |
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23.
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The
sound card fits into the ____ bus expansion slot on the main board.
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24.
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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 | | | | |
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25.
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Factors such as memory type, bus speed, and even hard drive speed can impact overall
speed much more than the ____ clock.
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