مندرجہ ذیل میں سے کون سا کمپیوٹر کا آؤٹ پٹ ڈیوائس نہیں ہے؟
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A. CRT Screen
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B. Keyboard
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C. None of these
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D. Printer
Explanation
Input devices are used to provide data and control signals to a computer.
- Examples of input devices: Keyboard, mouse, scanner, camera, joystick, and microphone.
Output devices display the results of that data.
- Examples of output devices: Printer, Monitor, Plotter, Speaker, Headphones, Projector, GPS device, Optical mark reader, and Braille reader.
مقامی ٹیلی فون نیٹ ورک کے تاروں پر ڈیجیٹل ڈیٹا کی ترسیل کے ذریعے انٹرنیٹ تک رسائی _____ کی طرف سے فراہم کی جاتی ہے؟
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A. Digital Subscriber Line
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B. Digital Signal Line
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C. None of these
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D. Digital Leased Line
Explanation
DSL (Digital Subscriber Line) enables internet access by transmitting digital data over the wires of a local telephone network.
DSL uses existing copper telephone lines and separates voice and data signals through different frequency bands.
It provides high-speed internet and offers advantages such as wide availability, cost-effectiveness, and an always-on connection.
قریبی ڈیوائس کو جوڑنے کے لیے کون سا آلہ استعمال کیا جاتا ہے؟
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A. NFC
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B. Bluetooth
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C. Wi-Fi
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D. All of these
Explanation
- NFC, Wi-Fi, and Bluetooth are all technologies used for connecting nearby devices for data transfer or communication.
- Each has specific purposes:
- NFC for very close-range communication.
- Bluetooth for medium-range.
- Wi-Fi for larger ranges.
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A. Program gate
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B. Automatic gate
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C. None of these
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D. Logic gate
Explanation
Logic gates are the fundamental building blocks of digital systems.
The AND, OR, and NOT gates are the most fundamental logic gates.
The NAND and NOR gates are called universal gates because they can be combined to produce OR, AND, and NOT gates.
ماؤس کی اس قسم کا نام بتائیں جو گیند کی حرکت کا پتہ لگانے کے لیے لیزر ٹیکنالوجی استعمال کرتا ہے؟
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A. Mechanical mouse
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B. Optical mouse
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C. None of these
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D. Opto Mechanical mouse
Explanation
- A laser mouse is a type of optical mouse that uses laser technology for motion detection.
- Optical mice utilize a light source, such as an LED, along with a light detector to track movement on a surface.
- Laser technology provides higher precision compared to traditional optical mice.
ایک وقف شدہ کمپیوٹر سے کیا مراد ہے؟
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A. Which is used by one person only
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B. None of these
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C. Which is meant for application software
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D. Which is assigned one and only one task
Explanation
A dedicated computer is a computer that is designed and configured to perform a single task or a set of tasks.
A dedicated server is a single computer in a network reserved for serving the needs of the network.
For example, some networks require that one computer be set aside to manage communications between all the other computers.
مندرجہ ذیل میں سے کون سا ونڈوز ورژن نہیں ہے؟
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A. Windows 10
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B. Windows 9
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C. Windows 7
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D. None of these
Explanation
- Windows XP, Windows 7, Windows 8 and Windows 10 are the windows operating system versions.
- Windows 9 never released.
- Microsoft company released Windows 10 OS directly after Windows 8 OS.
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A. Fuzzy logic
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B. Intelligenagent
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C. Genetic algorithm
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D. Robot
Explanation
An intelligent agent is a type of software designed to assist users by automating repetitive tasks or performing tasks on their behalf.
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A. Printer
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B. Hard Disk
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C. DVD
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D. Microprocessor
Explanation
Pentium is a brand name used by Intel for its family of microprocessors, which are central to the functioning of computers.
These processors were widely used in personal computers starting in the 1990s and are part of Intel's line of x86 architecture CPUs.
The other options do not relate directly to Pentium:
- Hard Disk: Storage device.
- DVD: Optical storage medium.
- Printer: Peripheral device for printing documents.
مندرجہ ذیل میں سے کون سا سسٹم سافٹ ویئر نہیں ہے؟
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A. Utility Software
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B. Entertainment
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C. Driver
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D. Operating System
Explanation
Entertainment is not a system software.
System software includes programs like operating systems, utility software, and drivers that manage hardware and run the computer.
While entertainment refers to applications for leisure purposes.
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