RAM is
Blank
______, meaning it must have constant power to function; its contents are lost when the computer’s electric supply fails.

Question

RAM is 
Blank
______, meaning it must have constant power to function; its contents are lost when the computer’s electric supply fails.

BlackTom AI · Accepted Answer

The question presents a statement about RAM and asks us to fill in the blank with the correct descriptor of RAM's behavior.
Option 1: 'cache' — This term refers to a small, fast type of memory used by CPUs to speed up access to frequently used data. It is not a description of RAM's fundamental property, and calling RAM 'cache' would mischaracterize its role in the memory hierarchy.
Option 2: 'volatile' — This term describes memory that requires continuous power to retain its contents. RAM, including traditional main memory, fits this description because its contents are lost when power is removed. This aligns with the given clue that RAM must have constant power to function and loses its contents if the electricity fails.
Option 3: 'nonvolatile' — Nonvolatile memory retains data without a power supply (e.g., flash, ROM). Since the prompt states that RAM loses its contents when power fails, labeling it nonvolatile would be incorrect.
Option 4: 'memory' — This is a very broad label for any type of data storage in a computer and does not capture the specific property of RAM regarding power loss. It doesn’t address the key characteristic described in the stem.
In summary, the statement hinges on RAM’s essential property of losing data without power, which is characteristic of volatile memory. The other terms either describe a different memory role (cache), describe the opposite behavior (nonvolatile), or provide an overly general label (memory) that does not address the power-retention aspect.

RAM is Blank ______, meaning it must have constant power to function; its contents are lost when the computer’s electric supply fails.单项选择题

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