INFORMATION TECHNOLOGY (IT)
Information Technology (IT)
چار آپشن میں سے کسی ایک پر کلک کرنے سے جواب سرخ ہو جائے گا۔
کمپیوٹر کے کی بورڈ میں کتنی تیر والی کیز ہیں؟
- 4
- 2
- 3
- None of these
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Explanation
A standard computer keyboard has four arrow keys: up, down, left, and right.They are used for navigation in documents, games, and menus.
پلاٹر _______ کی مثال ہے؟
- Output device
- Input device
- Hardware
- None of these
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Explanation
A plotter is an output device used for printing large-scale images, drawings, and designs.It is commonly used in engineering, architecture, and graphic design for precise line work.
- HTTP uses port 443, DNS is Data Network Syntax
- HTTPS uses port 443, DNS is Domain Name System
- DNS runs on port 443, HTTP is Domain Host Protocol
- HTTPS uses port 80, DNS is Digital Name Service
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Explanation
HTTPS is the secure version of HTTP that transmits web traffic over port 443.
This port is the default used to encrypt data exchanged between a user's browser and a web server
Using SSL/TLS protocols to protect sensitive information during transit.
When a browser connects to a website starting with "https://"
It automatically uses port 443 to initiate a secure, encrypted connection.
مواصلات کے پیغامات کے سلسلے کو ______ کہا جاتا ہے؟
- Encoding
- Channel
- Flow
- None of these
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Explanation
In communication, flow refers to the continuous movement or stream of messages between sender and receiver.
It ensures effective information exchange through different channels and directions (upward, downward, lateral).
فوری جواب (کیو آر کوڈ) ریڈر ________ کی ایک مثال ہے؟
- Input device
- Output device
- Both A and B
- None of these
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Explanation
A QR Code reader scans and sends data into the computer or mobile device.
Since it inputs information, it is classified as an input device.
بارکوڈ ریڈر ایک ____ ڈیوائس ہے؟
- Input
- Output
- Display
- Storage
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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.
- Data
- Address
- Search engine
- None of these
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Explanation
A website is a collection of web pages, so the answer is Data.
A website is essentially a group of interconnected pages accessible through a single domain name.
While a domain name might be considered an address,
The website itself is the data contained within those pages.
A search engine, on the other hand, is a tool used to find websites
- DOC
- WK1
- 123
- All of the above.
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Explanation
Files created with Lotus 1-2-3 typically have file extensions such as .WK1, .WKS, .WK2, .WK3, .WK4, or .123.
WK1 is a correct extension for files created with Lotus 1-2-3.
- Manufacturing company.
- Type of computer.
- Number of transistors.
- None of these
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Explanation
Integrated Circuits (ICs) are primarily classified based on the number of transistors they contain.
The number of transistors on an IC is a key indicator of its complexity and processing power.
Different levels of integration (SSI, MSI, LSI, VLSI) are defined based on the transistor count.
This classification system is widely used.
- Ancient system
- Historical system
- Age old system
- Legacy system
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Explanation
A computer system that is old and perhaps not satisfactory is referred to as a legacy system.
Other terms that might be used, depending on the context, include "outdated" or "obsolete".
