COMPUTER FUNDAMENTALS

COMPUTER HARDWARE

STORAGE DEVICES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the primary storage below is faster.
A
RAM
B
Cache
C
Either A or B
D
None of the above
Explanation: 

Detailed explanation-1: -L1 cache, or primary cache, is extremely fast but relatively small, and is usually embedded in the processor chip as CPU cache . L2 cache, or secondary cache, is often more capacious than L1.

Detailed explanation-2: -Cache memory is the fastest system memory, required to keep up with the CPU as it fetches and executes instructions. The data most frequently used by the CPU is stored in cache memory.

Detailed explanation-3: -In a computer, a register is the fastest memory. Register a part of the computer processor which is used to hold a computer instruction, perform mathematical operation as storage address, or any kind of data.

Detailed explanation-4: -Cache memory is faster than main memory. It consumes less access time as compared to main memory. It stores the program that can be executed within a short period of time. It stores data for temporary use.

Detailed explanation-5: -Level 1 cache is the fastest type of cache memory since it’s embedded directly into the CPU itself, but for that same reason, it’s highly restricted in size. It runs at the same clock speed as the CPU, making it an excellent buffer for the RAM when requesting and storing information and instructions.

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