COMPUTER
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چار آپشن میں سے کسی ایک پر کلک کرنے سے جواب سرخ ہو جائے گا۔
- Mechanical Input device
- Optical input device
- Electronic input device
- Optical output device
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
Light Pen: An input device used to select or draw directly on a computer screen.
- Type: Pointing device.
- Uses: Drawing, selecting, and pointing.
- Example: Selecting an object on a CRT screen.
Last updated by NA on 05-11-2026
ایک (1) بائٹ کس کے برابر ہے؟
- 4 bits
- 8 bits
- 12 bits
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
1 byte equals 8 bits.
Additional Information
1024 Bytes = 1 Kilobyte (KB)1024 Kilobytes = 1 Megabyte (MB)1024 Megabytes = 1 Gigabyte (GB)1024 Gigabytes = 1 Terabyte (TB)Last updated by NA on 05-11-2026
سی پروگرامنگ لینگویج کا بانی کون تھا؟
- Dennis Ritchie
- Billgates
- Bjarne Stroustrup
- James A. Gosling
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Explanation
- Invented by: Dennis Ritchie.
- First appeared: 1972.
- Developed at: Bell Laboratories, USA.
- Company: AT&T.
- Type: General-purpose programming language.
- Co-developer of: UNIX.
- Known as: Father of C Language.
Last updated by NA on 05-11-2026
بنیادی فنکشن جو کمپیوٹر انجام دے سکتا ہے/ہیں
- Data processing
- Data storage
- Data movement and control
- All of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
There are four main functions of a computer system:
- Data Processing: Performs calculations and operations.
- Data Storage: Stores data and information.
- Data Movement: Transfers data between devices.
- Control: Manages computer operations.
Last updated by NA on 05-11-2026
لفظ کمپیوٹرکس لاطینی لفظ سے نکلا ہے اور اس کا کیا مطلب ہے؟
- Computare – To calculate
- Computare – To communicate
- Computus – To process
- Computare – To store
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Explanation
- Computare is a Latin word meaning to calculate or count.
- The word “Computer” refers to a device that performs calculations and processes data.
Additional information:
- First commercial CPU: Intel 4004 (1971)
- Invented by: Italian physicist Federico Faggin
- First widely used high-level programming language: FORTRAN (1957).
Last updated by NA on 04-11-2026
کس قسم کا پرنٹر اِنک ربن استعمال کرتا ہے؟
- Laser Printer
- Inkjet Printer
- Dot Matrix Printer
- Thermal Printer
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
- A Dot Matrix Printer uses an ink ribbon.
- It is an impact printer that prints by striking pins against the ribbon and paper.
Additional information:
- Laser Printer: Uses toner powder and a laser beam.
- Inkjet Printer: Sprays tiny droplets of liquid ink.
- Thermal Printer: Uses heat-sensitive paper.
Last updated by NA on 04-11-2026
- Computer aided design
- Computer algorithm for design
- Computer application in dosing
- Computer analogue design
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Explanation
CAD, or CADD, is short for computer-aided design or computer-aided design and drafting.
CAD is a software used in the computer systems by:
- Engineers
- Architects
- Drafters
- Artists
Last updated by NA on 04-11-2026
یونیواک ایک _________ ہے؟
- Universal Automatic Computer
- First-generation computing device
- Both A and B
- None of these
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Explanation
UNIVAC (Universal Automatic Computer) was the first commercially produced computer.It delivered to the U.S. Census Bureau in 1951.
It was a first-generation computing device.It is using vacuum tubes for processing, like ENIAC.Last updated by NA on 04-11-2026
اگر کمپیوٹر میں ______ نہ ہو تو وہ صحیح طریقے سے بوٹ نہیں ہو سکتا؟
- Loader
- Operating System
- Compiler
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
- Operating System: The main software that manages hardware and runs applications.
- It loads during the boot process.
- Without an OS, a computer cannot provide a usable working environment.
Last updated by NA on 04-11-2026
ایک گیگابائٹ کس کے برابر ہے؟
- 1024 bits
- 1032 megabytes
- 1024 kilobytes
- 1024 megabytes
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
1 Gigabyte (GB) =
- - 1,024 MB — Binary system (traditional computing).
- - 1,000 MB — Decimal system (storage manufacturers).
Additional information:
Computer storage size is measured in Kilobytes (KB), Megabytes (MB), Gigabytes (GB), and Terabytes (TB).
- 1 Kilobyte (KB) = 1024 bytes
- One Megabyte (MB) = 1024 Kilobytes (KB)
- One Gigabyte (GB) = 1024 Megabytes (MB)
- One Terabyte (TB)= 1024 Gigabytes (GB)
Last updated by NA on 04-11-2026
