WGU D684 INTRODUCTION TO COMPUTER
SCIENCE COURSE FINAL COMPREHENSIVE
ASSESSMENT TEST PAPER QUESTIONS AND
SOLUTIONS
⩥ American Standard Code for Information Interchange (ASCII).
Answer: a standard encoding system for text characters that uses
numeric values to represent letters, numbers, and symbols
⩥ bandwidth.
Answer: the maximum rate of data transfer across a network or
communication channel, usually measured in bits per second
⩥ binary.
Answer: a numerical system that uses only two digits, zero and one, to
represent data in computing
⩥ Boolean expression.
Answer: a logical statement that can only be true or false and uses
operators like AND, OR, and NOT
⩥ character.
,Answer: a single letter, digit, or symbol used in writing text
⩥ character set.
Answer: a collection of characters that a computer can recognize and
process, like ASCII or Unicode
⩥ compression ratio.
Answer: the ratio of the original data size to the compressed data size,
indicating how much the data has been reduced
⩥ control structure.
Answer: constructs in programming that control the flow of execution,
such as loops and conditional statements
⩥ data.
Answer: raw facts and figures that can be processed to produce
meaningful information
⩥ data compression.
Answer: the process of reducing the size of data to save space or
transmission time
⩥ data types.
,Answer: categories of data that define what kind of value can be stored,
like integers, floats, and strings, and how it can be used
⩥ declaration.
Answer: a statement in programming that specifies the name and type of
a variable or function without assigning a value
⩥ digital data.
Answer: data represented using discrete binary values (zeroes and ones)
⩥ floating point.
Answer: a way to represent real numbers that can have fractional parts
using a format that includes a base and an exponent
⩥ Huffman encoding.
Answer: a compression technique that uses variable-length codes for
data representation based on frequency of occurrence
⩥ information.
Answer: data that have been processed or organized in a meaningful way
to be useful
⩥ integer.
, Answer: a whole number
⩥ keyword encoding.
Answer: a method of data compression that replaces frequently
occurring patterns with shorter codes
⩥ lossless.
Answer: a type of data compression where no information is lost and the
original data can be perfectly reconstructed
⩥ lossy.
Answer: a type of data compression that reduces file size by
permanently eliminating some information, which may affect quality
⩥ numeric.
Answer: any value that is a number
⩥ overflow.
Answer: a condition in which a calculation exceeds the maximum value
that can be represented within a given number of bits
⩥ pulse-code modulation (PCM).
Answer: a method used to digitally represent analog signals
SCIENCE COURSE FINAL COMPREHENSIVE
ASSESSMENT TEST PAPER QUESTIONS AND
SOLUTIONS
⩥ American Standard Code for Information Interchange (ASCII).
Answer: a standard encoding system for text characters that uses
numeric values to represent letters, numbers, and symbols
⩥ bandwidth.
Answer: the maximum rate of data transfer across a network or
communication channel, usually measured in bits per second
⩥ binary.
Answer: a numerical system that uses only two digits, zero and one, to
represent data in computing
⩥ Boolean expression.
Answer: a logical statement that can only be true or false and uses
operators like AND, OR, and NOT
⩥ character.
,Answer: a single letter, digit, or symbol used in writing text
⩥ character set.
Answer: a collection of characters that a computer can recognize and
process, like ASCII or Unicode
⩥ compression ratio.
Answer: the ratio of the original data size to the compressed data size,
indicating how much the data has been reduced
⩥ control structure.
Answer: constructs in programming that control the flow of execution,
such as loops and conditional statements
⩥ data.
Answer: raw facts and figures that can be processed to produce
meaningful information
⩥ data compression.
Answer: the process of reducing the size of data to save space or
transmission time
⩥ data types.
,Answer: categories of data that define what kind of value can be stored,
like integers, floats, and strings, and how it can be used
⩥ declaration.
Answer: a statement in programming that specifies the name and type of
a variable or function without assigning a value
⩥ digital data.
Answer: data represented using discrete binary values (zeroes and ones)
⩥ floating point.
Answer: a way to represent real numbers that can have fractional parts
using a format that includes a base and an exponent
⩥ Huffman encoding.
Answer: a compression technique that uses variable-length codes for
data representation based on frequency of occurrence
⩥ information.
Answer: data that have been processed or organized in a meaningful way
to be useful
⩥ integer.
, Answer: a whole number
⩥ keyword encoding.
Answer: a method of data compression that replaces frequently
occurring patterns with shorter codes
⩥ lossless.
Answer: a type of data compression where no information is lost and the
original data can be perfectly reconstructed
⩥ lossy.
Answer: a type of data compression that reduces file size by
permanently eliminating some information, which may affect quality
⩥ numeric.
Answer: any value that is a number
⩥ overflow.
Answer: a condition in which a calculation exceeds the maximum value
that can be represented within a given number of bits
⩥ pulse-code modulation (PCM).
Answer: a method used to digitally represent analog signals
