How many Kilobytes (KB) constitute exactly one Gigabyte (GB) in standard binary computing notation? MCQ with Answer and Explanation

How many Kilobytes (KB) constitute exactly one Gigabyte (GB) in standard binary computing notation?
A. 1,048,576 KB
B. 1,000,000 KB
C. 1,024 KB
D. 512,000 KB
Answer: Option A
Solution (By JKSSB Mock Tests)
Since 1 MB = 1024 KB and 1 GB = 1024 MB, multiplying 1024 by 1024 gives exactly 1,048,576 Kilobytes in one Gigabyte.

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Practice More Memory and Storage Devices Questions

Question #1
Which problem occurs when software applications continuously allocate memory space in RAM but fail to release it back to the operating system after finishing their tasks?
A. Cache Truncation
B. Buffer Overflow
C. Memory Leak
D. Disk Defragmentation

Correct Answer: Option C


Explanation:
A memory leak happens when a program allocates memory space from the system heap but fails to free it up after use, reducing available RAM until the system slows down or crashes.

This question belongs to: Computer Memory and Storage Devices
Question #2
Which type of ROM requires a specialized hardware device called a 'ROM programmer' or 'burner' to write data onto it for the first time?
A. SRAM
B. PROM
C. DRAM
D. Mask ROM

Correct Answer: Option B


Explanation:
PROM (Programmable Read-Only Memory) chips are manufactured blank and require a dedicated hardware device called a PROM burner to permanently blow internal fuses, writing the data once.

This question belongs to: Computer Memory and Storage Devices
Question #3
Which memory unit is equivalent to 1024 gigabytes?
A. 1 kibibyte
B. 1 petabyte
C. 1 terabyte
D. 1 exabyte

Correct Answer: Option C


Explanation:
In binary, 1 terabyte (TB) = 1024 gigabytes (GB). However, in decimal context, 1 TB = 1000 GB. For exam purposes, 1024 GB is often considered 1 TB (though it's actually 1 TiB).

This question belongs to: Computer Memory and Storage Devices