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21. Computer memory is measured in terms of__ ___.
A. Pixels
B. Bytes
C. Cells
D. Units
ANSWER:B
SOLUTIONComputer memory is measured in terms of bytes. A byte is a unit of digital information that consists of eight bits.
22. RAM is a ____ memory
A. External
B. Auxiliary
C. Main
D. Non-volatile
ANSWER: C
SOLUTION: RAM is volatile memory, which means it loses integrity after a power loss. RAM stands for Random Access Memory.
23. The faster, costlier and relatively small form of storage managed by computer system hardware is _________________.
A. Main Memory
B. Flash Memory
C. Cache
D. Disk
ANSWER:C
SOLUTION:Cache is the fastest, most expensive, and relatively small form of storage managed by computer system hardware.
24. Which of the following refers to the memory in a computer?
A. VGA
B. CPU
C. RAM
D. All of these
ANSWER:C
SOLUTION:Computer memory, also known as RAM, main memory, or primary storage, stores data and programs for immediate use by a computer.
25. WORM is a data storage technology that prevents the drive from erasing the data. What is the full form of WORM?
A.Write Once, Read Many
B. Write Once, Read More
C. Write Once, Read Much
D. Write Over, Read Mode
ANSWER: A
SOLUTION: WORM stands for “write once, read many”. It’s a type of data storage technology that prevents data from being erased or modified after it’s written to a device.
26. ‘FDD’ stands for ________.
A. Floppy Drive Detector
B. Floppy Drive Demodulator
C. Floppy Disk Drive
D. Floppy Demodulator Disc
ANSWER: C
SOLUTION: FDD can stand for Feature-Driven Development or Floppy Disk Drive.
27. The bit means__________.
A. Mega Byte
B. Byte
C. Binary Digit
D. None of these
ANSWER: C
SOLUTION:A bit is short for binary digit, and is the smallest unit of data stored in a computer.
28. Which among the following is a secondary storage device?
A. Hard Disk
B. RAM
C. Cache
D. None of these
ANSWER:A
SOLUTION:A hard disk is a secondary storage device in a computer. Secondary storage devices store data long-term, even when the power is off.
29. A ____ approximately one billion Bytes.
A. Kilo Bytes
B. Bit
C. Giga Bytes
D. Mega Bytes
ANSWER: C
SOLUTION:A gigabyte (GB) is approximately one billion bytes. A gigabyte is a unit of data storage capacity that is also equivalent to 1,000 megabytes