
Data Storage and Compression Quiz
Quiz
•
Computers
•
10th Grade
•
Practice Problem
•
Medium
Lakhan Kadel
Used 1+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the basic unit of all computing memory storage?
Kilobyte
Byte
Bit
Nibble
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many bits are there in one byte?
4
8
16
32
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the equivalent denary value of 1 terabyte (1 TB)?
1,000,000,000 bytes
1,000,000,000,000 bytes
1,000,000,000,000,000 bytes
1,000,000 bytes
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which system is more accurate for measuring memory size?
Binary system
SI system
Decimal system
IEC system
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the file size of an image calculated?
Image resolution - Colour depth
Image resolution ÷ Colour depth
Image resolution + Colour depth
Image resolution × Colour depth
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the size of a mono sound file calculated as?
Sample rate - Sample resolution - Length of sample
Sample rate ÷ Sample resolution ÷ Length of sample
Sample rate + Sample resolution + Length of sample
Sample rate × Sample resolution × Length of sample
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does lossy file compression do?
Compresses without losing quality
Increases file size
Eliminates unnecessary data
Retains all original data
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