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Data Representation and Logic - Part 2
Exam 1
10
Computer Science
Undergraduate 2
10/14/2015

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Cards

Term
Everything that is stored or manipulated on the computer is ultimately expressed as a group of numbers and, hence, as a sequence of _____.
Definition
bits
Term
Any binary number can be rewritten as hexadecimal and vice versa just by translating the _____
Definition
nibbles
Term
Typing a key on keyboard=corresponding 8-bit _____ code is stored and sent to computer
Definition
ASCII
Term
The magnitude(_____) of the numbers we can represent is determined by how many bits we can use
Definition
Range
Term
The exactness with which we can specify a number
Definition
Precision
Term
A 32 bit number gives us _____ bits of precision
Definition
31
Term

Label the parts of scientific notation:

0 00000000 00000000000000000000000

Definition
Sign, Exponent, Mantissa (significand)
Term

Label the scientific notation parts:

(-1)S*1.M*2E-127

Definition
Sign, 1 is understood, Mantissa (w/o leading 1), Base, Biased Exponent
Term
Exponent Representation is called
Definition
Excess notation
Term

32-Bit(_____-precision): _____-bit exponent, _____-bit fraction

64-Bit(_____-precision): _____-bit exponent, _____-bit fraction

Definition
Single, 8, 23, Double, 11, 52
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