LDC, UDC & Assistant Past Papers
These are the solved past papers applicable for all departments specially for National Highways & Motorway Police (NHMP), FIA (Federal Investigation Agency), FBR (Federal Board of Revenue), etc.
Computer Part:
16- Which of these are considered as primary memory?
A) RAM
B) ROM
C) Cache
D) Both A and B
The answer is D) Both A and B
Explanation:
Primary memory is a memory present in a computer that can be directly accessed by the processor. Primary memory consists of RAM and ROM.
17- What is secondary memory?
A) It is a non-volatile memory storing data permanently
B) It is a volatile memory storing data
C) It is a memory that connects directly to CPU
D) None of these
The answer is A) It is a non-volatile memory storing data permanently
Explanation:
Secondary memory is a non-volatile memory that stores large amounts of data permanently.
18- What does HDD stand for?
A) High Speed Disc Drive
B) High Performance Drive disc
C) Hard disc drive
D) None of these
The answer is C) Hard disc drive
Explanation:
HDD stands for Hard Disc Drive is a type of secondary memory used to store data. It is commonly found in computers.
19- What does SSD stand for?
A) Small Storage Device
B) Solid State Drive
C) Simple Storage Drive
D) None of these
The answer is B) Solid State Drive
Explanation:
SSD stands for Solid State Drive which is faster secondary storage.
20- What is magnetic tape?
A) Strip of plastic film used to store data
B) Magnetic used to store data
C) Fastest memory storage
D) All of these
The answer is A) Strip of plastic film used to store data
Explanation:
Magnetic tape is a strip of plastic film with a magnetic coating used to store data.
21- BIOS stands for——-?
A- Board input/output system.
B- Back the input/output system.
C- Behind input/output system.
D- Basic input/output system.
The answer is D- Basic input/output system.
22- Dots in image is called ____?
A) Pixels
B) Dot per inch
C) Both A and B
D) None
The answer is A) Pixels
23- IC stands for _____?
A) Insulated Cable
B) Intelligent Chip
C) Integrated Circuit
D) Internal Component
The answer is C) Integrated Circuit
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