A standard double-layer DVD can store approximately how much data? MCQ with Answer and Explanation
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Question #1
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Which storage device category requires continuous physical rotation of a platter medium to retrieve saved digital blocks?
Correct Answer: Option B
Explanation:
Traditional mechanical HDDs use an electric spindle motor to rotate magnetic platters past stationary read/write heads to locate data.
Traditional mechanical HDDs use an electric spindle motor to rotate magnetic platters past stationary read/write heads to locate data.
This question belongs to:
Computer
Memory and Storage Devices
Question #2
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What is the function of a memory address?
Correct Answer: Option B
Explanation:
A memory address is a unique identifier for a specific location in memory, allowing the CPU to read or write data at that location.
A memory address is a unique identifier for a specific location in memory, allowing the CPU to read or write data at that location.
This question belongs to:
Computer
Memory and Storage Devices
Question #3
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Which of the following is a characteristic of magnetic tape storage?
Correct Answer: Option C
Explanation:
Magnetic tape is a sequential access medium, meaning data must be read in order. It is used for backup and archival due to high capacity and low cost.
Magnetic tape is a sequential access medium, meaning data must be read in order. It is used for backup and archival due to high capacity and low cost.
This question belongs to:
Computer
Memory and Storage Devices
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