The devices which are supplementary to main memory, which can store data & programs outside the computer:
Correct answer: D. All of these
- A. Hard disk
- B. CDS/DVDs
- C. Floppy diskettes
- D. All of these
Explanation
The answer is: (d) All of these. All of these options (hard disks, CDs/DVDs, and floppy diskettes) are secondary storage devices that can store data and programs outside of a computer's main memory. They are supplementary to main memory because they can store data and programs that are not currently in use by the computer's central processing unit (CPU).
Last updated
About Computer Fundamentals
Computer fundamentals covers the history and generations of computers, their characteristics, applications and limitations, and the basic data-processing cycle. It includes binary, decimal, octal and hexadecimal number systems, units of storage, input and output devices, memory types, operating systems, and the distinction between raw data and processed information.
Practise Computer Fundamentals
446 free Computer Fundamentals MCQs from Computer Science and IT, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Exams that ask Computer Science and IT questions like this
Computer Science and IT is on 40 papers prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for every one of them.