WWU csci101 Exam 1 questions with
complete solutions already passed
data - correct answer ✔✔symbols that represent things, people, events, and ideas
data representation - correct answer ✔✔the form in which data is stored, processed, and
transmitted
digitization - correct answer ✔✔the process in which media are made into computer-readable
form
bit - correct answer ✔✔smallest unit (0 or 1) used in digital representation of data
numeric data - correct answer ✔✔Numbers that represent quantities and can be used in
arithmetic operations.
Character data - correct answer ✔✔Letters, symbols, or numerals that will not be used in
arithmetic operations
ASCII - correct answer ✔✔American standard code for information interchange, representing 7
bits per character
Extended ASCII - correct answer ✔✔Similar to ASCII but with 8-bit character representation
instead of 7-bit, allowing for an additional 128 characters.
Unicode - correct answer ✔✔represents 16 bits per character and provides codes for 65000
characters (helps represent alphabets of multiple languages)
, UTF-8 - correct answer ✔✔A variable-length coding scheme that uses seven bits for common
ASCII characters, but uses 16-bit Unicode as necessary.
ASCII text - correct answer ✔✔Plain, unformatted text is sometimes called
Byte - correct answer ✔✔a group of 8 bits
kilobits per second (KBps) - correct answer ✔✔transfer rates range from thousands of bits per
second
megabits per second (MBps) - correct answer ✔✔The transfer rate of millions of bits per
second.
Gigabit - correct answer ✔✔the transfer rate of billions of bits per second
Lossless Compression - correct answer ✔✔data compression techniques in which no data is
lost.
Lossy Compression - correct answer ✔✔a process of reducing a file's size by altering and/or
eliminating some data/pixels
Digital Audio - correct answer ✔✔Sound that has been captured, created or edited
electronically by a computer
analog to digital converter (ADC) - correct answer ✔✔converts the signal into digital (binary)
data of 1s and 0s
complete solutions already passed
data - correct answer ✔✔symbols that represent things, people, events, and ideas
data representation - correct answer ✔✔the form in which data is stored, processed, and
transmitted
digitization - correct answer ✔✔the process in which media are made into computer-readable
form
bit - correct answer ✔✔smallest unit (0 or 1) used in digital representation of data
numeric data - correct answer ✔✔Numbers that represent quantities and can be used in
arithmetic operations.
Character data - correct answer ✔✔Letters, symbols, or numerals that will not be used in
arithmetic operations
ASCII - correct answer ✔✔American standard code for information interchange, representing 7
bits per character
Extended ASCII - correct answer ✔✔Similar to ASCII but with 8-bit character representation
instead of 7-bit, allowing for an additional 128 characters.
Unicode - correct answer ✔✔represents 16 bits per character and provides codes for 65000
characters (helps represent alphabets of multiple languages)
, UTF-8 - correct answer ✔✔A variable-length coding scheme that uses seven bits for common
ASCII characters, but uses 16-bit Unicode as necessary.
ASCII text - correct answer ✔✔Plain, unformatted text is sometimes called
Byte - correct answer ✔✔a group of 8 bits
kilobits per second (KBps) - correct answer ✔✔transfer rates range from thousands of bits per
second
megabits per second (MBps) - correct answer ✔✔The transfer rate of millions of bits per
second.
Gigabit - correct answer ✔✔the transfer rate of billions of bits per second
Lossless Compression - correct answer ✔✔data compression techniques in which no data is
lost.
Lossy Compression - correct answer ✔✔a process of reducing a file's size by altering and/or
eliminating some data/pixels
Digital Audio - correct answer ✔✔Sound that has been captured, created or edited
electronically by a computer
analog to digital converter (ADC) - correct answer ✔✔converts the signal into digital (binary)
data of 1s and 0s
