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COMPUTING PROGRESSION TEST 4 REVISION (GRADE 4)
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What is optical storage?
Uses a laser and discs
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Okay!
What unit is smaller than byte?
Bit
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Which is a number system made of 1s and 0s? A. Decimal B. Binary C. Alphabet
B. Binary
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What is binary?
A number system using 0 and 1
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Okay!
31. Which is bigger: KB or MB?
MB
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Which is bigger: MB or GB?
GB
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TRUE OR FALSE. Internal storage devices are outside the computer.
FALSE. Internal storage devices are inside the computer
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What device shows output?
Monitor
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What is an actuator?
Output device that moves or controls something
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What device prints documents?
Printer
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Okay!
TRUE OR FALSE. 1 kilobyte = 8000 bits.
TRUE
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TRUE OR FALSE. A terabyte is equal to 1000 kilobytes.
FALSE. A terabyte is equal to 1000 kilobytes.
Oops!
Okay!
What unit is bigger than megabyte?
Gigabyte
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Okay!
What does AI stand for?
Artificial Intelligence
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What is solid state storage?
Uses electronic circuits
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What is artificial intelligence?
Technology that allows computers to think like humans
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How many bits in 1 byte?
8
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TRUE OR FALSE. External storage devices are inside the computer.
FALSE. External storage devices are outside the computer
Oops!
Okay!
How many kilobytes in 1 megabyte? A. 100 B. 1000 C. 10,000
B. 1000
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TRUE OR FALSE. Optical storage uses magnets to store data.
FALSE. Optical storage uses a laser
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TRUE OR FALSE. 4 bytes = 12 bits.
FALSE. 4 bytes = 32 bits
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Who developed Atlas robot? A. Google B. Boston Dynamics C. Apple
B. Boston Dynamics
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TRUE OR FALSE. A byte is made up of 8 bits.
TRUE
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Which device uses a laser to read data? A. Magnetic B. Optical C. Internal
B. Optical
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What does predictive text do?
Suggests words when typing
Oops!
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Missing unit: Bit, Byte, ___, Megabyte A. Kilobyte B. Terabyte C. Gigabyte
A. Kilobyte
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Okay!
What is external storage?
Storage outside the computer
Oops!
Okay!
Which is a number system made of 1s and 0s? A. Decimal B. Binary C. Alphabet
B. Binary
Oops!
Okay!
11. What is an actuator? A. Input device B. Output device that moves things C. Storage device
B. Output device that moves things
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Okay!
What is a byte?
8 bits
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Okay!
Which robot can follow users and help daily tasks? A. Atlas B. Smart Home AI Agent C. OceanOne
B. Smart Home AI Agent
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Okay!
Which is inside the computer? A. External storage B. Internal storage C. Optical storage
B. Internal storage
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Okay!
What is internal storage?
Storage inside the computer
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Okay!
What is magnetic storage?
Uses magnets to store data
Oops!
Okay!
TRUE OR FALSE. Solid state storage uses electronic circuits.
TRUE
Oops!
Okay!
TRUE OR FALSE. Predictive text suggests words when typing.
TRUE
Oops!
Okay!
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