True/False
Indicate whether the sentence or statement is true
or false.
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1.
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After
the control unit sends out messages to execute instructions, it changes those instructions into
machine language.
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2.
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When
a switch contains electricity, it represents a zero.
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3.
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The
processor is the "brains" of the computer.
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4.
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The
memory on the motherboard is short term.
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5.
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RAM
is volatile.
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6.
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A
machine cycle cannot contain more than one execution cycle.
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7.
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ROM
is volatile.
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8.
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A
motherboard can contain more than one controller.
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9.
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The
joystick is the most common input device for entering numeric and alphanumeric data.
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10.
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Optical storage devices use laser technology to read and write data.
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11.
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A
mouse must be connected to the computer with a cable or cord.
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12.
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You
can use vocal commands if a computer has a voice recognition device.
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13.
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A
trackball is an output device.
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14.
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The
resolution of a monitor is measured in the number of pixels or dots that it can
display.
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15.
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Storage devices are categorized by the amount of data they can store.
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Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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16.
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Which
is not a part of IPOS? a. | information | c. | output | b. | storage | d. | input | | | | |
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17.
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The
____ is central to the computer system. a. | system board | c. | component case | b. | motherboard | d. | system
case | | | | |
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18.
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When
a switch does not contain electricity, it represents a ____.
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19.
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____
are special instructions that control the activities of a computer. a. | CPUs | c. | Programs | b. | Chips | d. | ALUs | | | | |
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20.
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Machine language is also known as ____. a. | control
language | c. | CPU | b. | BASIC | d. | binary | | | | |
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21.
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Short
term memory is also known as ____.
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22.
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The
more ____ that your computer has, the faster it processes data.
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23.
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The
____ cycle refers to the amount of time it takes a CPU to execute an instruction and store the
results. a. | machine | c. | system | b. | instruction | d. | execution | | | | |
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24.
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The
computer manufacturer uses ____ to store specific instructions that are needed for computer
operations.
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25.
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Which
accurately describes a controller? a. | It controls the RAM, which allows you to measure machine
cycles. | b. | It controls data on the ROM. | c. | It controls the
transfer of data from a computer to a peripheral device. | d. | It is measured
in pico seconds. | | |
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26.
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Which
number would you find in binary code?
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27.
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A
____ is a device that controls the transfer of data from the computer to a peripheral device or vice
versa. a. | controller | c. | plotter | b. | motherboard | d. | mouse | | | | |
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28.
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A(n)
____ device enables you to enter data into and issue commands to a computer. a. | controller | c. | output | b. | memory | d. | input | | | | |
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29.
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Which
of the following is NOT an output device? a. | monitor | c. | printer | b. | scanner | d. | speaker | | | | |
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30.
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A
____ is an example of an optical storage device. a. | CD-ROM | c. | Jaz drive | b. | floppy
diskette | d. | network
drive | | | | |
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Completion
Complete each sentence or
statement.
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31.
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The
motherboard is a(n) ____________________ board.
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32.
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The
CPU has two primary sections: the control unit and the ____________________/logic unit.
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33.
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The
____________________ unit coordinates all activities from the CPU.
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34.
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The
faster the ____________________ cycle, the faster your computer processes data.
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35.
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An
instruction ____________________ is the amount of time it takes to retrieve an instruction and
complete the respective command.
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36.
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Expansion boards are also called expansion ____________________.
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37.
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Expansion slots are located on the ____________________.
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38.
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The
most popular code system is ________________________________________.
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39.
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A
byte comprises ____________________ bits.
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40.
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A(n)
____________________ is an opening on the motherboard where a circuit board can be
inserted.
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41.
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The
____________________ is an example of a device that can perform both input and output
functions.
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42.
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The
_____________________ keys on the keyboard are used to give the computer commands.
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43.
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Pressing and releasing the mouse button is referred to as
____________________.
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44.
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A(n)
______________________ produces a hard copy of processing results.
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45.
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A(n)
____________________ is a type of storage media used to store large amounts of data inside the
computer.
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46.
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____________________ keys allow you to move the position of the cursor on the
screen.
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47.
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The
____________________ is an on-screen object that you move with the mouse to select text and access
commands.
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48.
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A(n)
__________________________ reads encoded information on the back of a credit card.
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49.
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A(n)
_____________________ printer produces high-quality images using a powder substance called
toner.
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50.
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A
type of storage device often used to back up large volumes of data is a(n)
_________________________.
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