Question

Primary storage is ___________ as compared to secondary storage.

• A. Slow and inexpensive
• B. Fast and inexpensive
• C. Fast and expensive
• D. Slow and expensive
• E. None of the above

Answer 1

The correct option is C Fast and expensive

Primary storage is Fast and expensive as compared to secondary storage.

Primary memory is the main memory (Hard disk, RAM) where the operating system resides. Secondary memory can be external devices like CD, floppy magnetic discs etc. secondary storage cannot be directly accessed by the CPU and is also external memory storage.

The key difference between primary and secondary memory is that primary memory can be directly accessed by the CPU whereas, the CPU can not directly access the secondary memory. The primary memory of the computer is also known as the main memory of the computer. ... Primary memory is accessed by the data bus.