بارکوڈ ریڈر ایک ____ ڈیوائس ہے؟
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A. Display
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B. Storage
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C. Input
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D. Output
Explanation
- A barcode reader, also called a price scanner or point-of-sale (POS) scanner.
- It is a hand-held or stationary input device.
- It used to capture and read information contained in a barcode.
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A. All of the above
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B. Hard Disk Drive
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C. Central processing unit
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D. Motherboard
Explanation
A computer system consists of a:
computer case,
a power supply unit,
a motherboard,
a central processing unit ,
main memory,
and a hard disk drive.
***
while:
Input devices include :
a keyboard,
mouse,
microphone,
video camera,
and image scanner.
***
Output devices include:
a monitor,
speakers,
and a printer.
******
VU FIA CONSTABLE PAPER 2021
****
RY 16-01-2023
ND11-4-2023
مندرجہ ذیل میں سے سب سے زیادہ رفتار والی سلاٹ کون سی ہے؟
-
A. AGC
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B. PCI
-
C. ISA
-
D. AGP
Explanation
Accelerated Graphics Port (AGP) is a point-to-point link used for high-speed video output.This port is used to connect the graphics card to the computer's motherboard.
The main purpose of AGP is to accelerate the output of 3D graphics for high-definition videos.
AGP is primarily intended for use in 3D graphics, high-resolution games, and engineering/architecture graphics.
سی پی یو ______ بنیادی اجزاء پر مشتمل ہے۔
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A. Control unit and Registers
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B. Arithmetic and Logic Unit
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C. Cache and Internal buses
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D. All of these
Explanation
The CPU (Central Processing Unit) consists of the following basic components:Arithmetic and Logic Unit (ALU) – Performs mathematical calculations and logical operations.
Control Unit (CU) – Directs operations by decoding instructions and managing execution.
Registers – Small, fast storage locations for temporary data during processing.
Cache – High-speed memory for frequently accessed data.
Internal Buses – Pathways that transfer data between CPU components.
تمام ہارڈ ویئر ڈیوائسز براہ راست یا بالواسطہ ______ کے ساتھ منسلک ہیں؟
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A. None of these
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B. CPU
-
C. Keyboard
-
D. Motherboard
Explanation
The motherboard is the central printed circuit board in a computer that serves as the foundation for all other hardware components.
All other devices, including the CPU, RAM, hard drives, and peripherals, connect directly or indirectly to the motherboard.
-
A. Faster and larger
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B. Faster and smaller
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C. Slower but more reliable
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D. larger and stronger
Explanation
Modern computers are significantly faster due to advancements in processing power, memory, and overall efficiency.
کمپیوٹر ماؤس کس قسم کا آلہ ہے؟
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A. Output
-
B. Input
-
C. None of these
-
D. Data
Explanation
A computer mouse is a handheld hardware input device
A computer mouse controls a cursor in a GUI (graphical user interface) for:
- pointing,
- moving and
- selecting text,
- icons, files,
- and folders on your computer******
ND30-12-2022
سی پی یو اور میموری ________ پر واقع ہیں؟
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A. Motherboard
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B. Windows
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C. Hard drive
-
D. None of these
Explanation
The CPU and memory are located on the motherboard.
The motherboard's job is to connect all hardware components together.
The motherboard's a thin plate that holds the:
- CPU,
- Memory,
- Connectors for the hard drive,
- Optical drives.
اے ایل یو پروسیسر کا ایک جزو ہے، جس میں ____؟
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A. Both A and B
-
B. None of these
-
C. LU (Logic Unit)
-
D. AU (Arithmetic Unit)
Explanation
The ALU (Arithmetic Logic Unit) is a component of the processor that consists of both the Logic Unit (LU) and the Arithmetic Unit (AU).
It performs arithmetic and logical operations essential for processing data.
کمپیوٹر کی سب سے بڑی ہارڈویئر کمپنی کون سی ہے؟
-
A. Dell
-
B. None of these
-
C. IBM
-
D. HP
Explanation
According to the options, B is correct; the largest computer hardware company is HP (Hewlett-Packard).
Otherwise
The largest computer hardware company in the world, by market capitalization, is Apple Inc.
✅ Correct: 0 |
❌ Wrong: 0 |
📊 Total Attempted: 0
