Which of the following is a type of memory that is used for temporary storage of data in a calculator? MCQ with Answer and Explanation

Which of the following is a type of memory that is used for temporary storage of data in a calculator?
A. RAM
B. EEPROM
C. ROM
D. Flash
Answer: Option A
Solution (By JKSSB Mock Tests)
Calculators use RAM for storing current calculations and temporary data, while ROM holds the operating instructions.

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Practice More Memory and Storage Devices Questions

Question #1
What structural issue happens when data files are written, deleted, and modified repeatedly, causing a mechanical hard drive's storage space to become scattered across non-contiguous areas?
A. Decryption
B. Degradation
C. Fragmentation
D. Thrashing

Correct Answer: Option C


Explanation:
Fragmentation occurs when files are broken up and saved in scattered, non-contiguous clusters across a mechanical disk, forcing the drive heads to move more and slowing access times.

This question belongs to: Computer Memory and Storage Devices
Question #2
What is the typical capacity of a Blu-ray disc for 4K movies?
A. 128 GB
B. 100 GB (triple layer)
C. 50 GB (dual layer)
D. 25 GB

Correct Answer: Option B


Explanation:
Ultra HD Blu-ray discs for 4K movies often use triple-layer discs of 100 GB capacity, though dual-layer 50 GB is also used.

This question belongs to: Computer Memory and Storage Devices
Question #3
Which storage device class connects externally to a computer via a universal serial interface and uses flash memory?
A. USB Pen Drive
B. Floppy Disk
C. Internal HDD
D. Zip Drive

Correct Answer: Option A


Explanation:
A USB pen drive (or flash drive) is an external plug-and-play storage device that uses non-volatile NAND flash memory to interface via USB ports.

This question belongs to: Computer Memory and Storage Devices