
Data Concepts Quiz
Authored by Barbara Lopez
Instructional Technology
10th Grade
Used 1+ times

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17 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the smallest unit of data in a computer, which can be either a 0 or a 1?
Byte
Bit
Binary
Metadata
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which number system uses only two digits, 0 and 1, to represent data?
Decimal
Hexadecimal
Binary
Octal
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a group of 8 bits commonly used to represent?
A number
A byte
A bit
A pixel
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the process of reducing the size of data to save space or transmission time called?
Data Filtering
Data Compression
Data Abstraction
Data Analysis
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of data compression allows the original data to be perfectly reconstructed?
Lossy Compression
Lossless Compression
Data Filtering
Data Abstraction
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does lossy compression do to reduce file size?
Adds more data
Eliminates certain information
Increases file size
Duplicates data
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the practice of simplifying complex systems by focusing on the main idea while hiding unnecessary details?
Data Filtering
Abstraction
Pattern Recognition
Scalability
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