True/False Indicate whether the
statement is true or false.
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1.
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Images can be digitized by treating them as a series of colored dots.
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2.
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Semiconducting materials are substances with properties between that of a
conductor and an insulator.
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Modified True/False Indicate
whether the statement is true or false. If false, change the identified word or phrase to make
the statement true.
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3.
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The fewer samples you take of a sound wave, the closer your points come
to approximating the full wave pattern. _________________________
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4.
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A(n) megabyte is 1,024 bytes. _________________________
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5.
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The prefix peta represents a quintillion.
_________________________
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6.
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Used to create the items contained in the carriers in the accompanying figure,
silicon and germanium are capacitor materials. _________________________
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7.
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A(n) integrated circuit (housed inside the items shown in the
accompanying figure) is a super-thin slice of semiconducting material packed with microscopic circuit
elements such as wires, transistors, capacitors, logic gates, and resistors.
_________________________
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Multiple Choice Identify the
choice that best completes the statement or answers the question.
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8.
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____ data is represented by an infinite scale of values.
a. | Analog | c. | Binary | b. | Streaming | d. | Digital |
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9.
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Data refers to the symbols that represent ____.
a. | events | c. | things | b. | ideas | d. | all of the
above |
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10.
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The difference between data and information is that ____.
a. | information consists of the symbols that represent people, events, things, and
ideas | b. | information is the translation of digital data used by humans | c. | information is
presented in a format that people can understand and use | d. | data is analog while
information is digital |
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11.
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A(n) ____ device works with discrete data or digits, such as 1 or 0.
a. | analog | c. | metered | b. | digital | d. | data |
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12.
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____ data consists of numbers that might be used in arithmetic
operations.
a. | Alphabetic | c. | Alphanumeric | b. | Numeric | d. | Analog |
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13.
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Most computers store data in a(n) ____ format as a series of 1s and 0s.
a. | analog | c. | logical | b. | digital | d. | executable |
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14.
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The 1s and 0s that a computer works with are referred to as ____ digits.
a. | binary | c. | master | b. | analog | d. | indexed |
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15.
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Computers represent numeric data using the ____ number system.
a. | binary | c. | digital | b. | analog | d. | ASCII |
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16.
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The number two is represented in binary as ____.
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17.
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____ provides codes for 128 characters, including uppercase letters, lowercase
letters, punctuation symbols, and numerals.
a. | Unicode | c. | ASCII | b. | EBCDIC | d. | Extended ASCII |
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18.
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____ provides codes for 256 characters, including letters, punctuation symbols,
numerals, and characters like boxes, circles, and other graphical symbols.
a. | Unicode | c. | ASCII | b. | EBCDIC | d. | Extended ASCII |
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19.
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In Extended ASCII, the eighth bit provides codes for ____ additional
characters.
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20.
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____ data is composed of letters, symbols, and numerals that will not be used in
arithmetic operations.
a. | Alphabetic | c. | Character | b. | Numeric | d. | Symbolic |
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21.
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All of the following are numeric data EXCEPT ____.
a. | your age | c. | your state abbreviation | b. | your annual
income | d. | none of the
above |
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22.
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____ is an alternative 8-bit code usually used by older, IBM mainframe
computers.
a. | Unicode | c. | ASCII | b. | EBCDIC | d. | Extended ASCII |
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23.
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____ uses 16 bits and provides codes for 65,000 characters.
a. | Unicode | c. | ASCII | b. | EBCDIC | d. | Extended ASCII |
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24.
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____ is usually a prefix that means 1,000.
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25.
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A ____ is 1,024 bits.
a. | kilobit | c. | gigabit | b. | megabit | d. | terabit |
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26.
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The prefix ____ means billion.
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27.
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A(n) ____, housed in the items shown in the accompanying figure, is a super-thin
slice of semiconducting material packed with microscopic circuit elements such as wires, transistors,
capacitors, logic gates, and resistors.
a. | ion circuit | c. | digital matrix | b. | analog register | d. | integrated
circuit |
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