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Previous Year Question (PYQs)
Which of the following statement is/are false?
- The processor has direct access to both primary and secondary memory
- Primary memory stores the active instructions and data for the program being executed on the process
- Secondary memory is used as a backup memory
- Memory system is implemented on a single-level memory
Choose the correct answer from the options given below:
Solution
Statement 1:
The processor has direct access to primary memory only.
Secondary memory is accessed through input/output operations.
So, statement 1 is false.
Statement 2:
Primary memory stores active instructions and data required for the currently executing program.
So, statement 2 is true.
Statement 3:
Secondary memory is used for permanent storage and backup.
So, statement 3 is true.
Statement 4:
Memory system is not single-level.
It is implemented as a hierarchy, such as:
Registers, Cache, Main Memory, Secondary Memory
So, statement 4 is false.
Therefore, false statements are:
$1$ and $4$
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