COMPUTER
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چار آپشن میں سے کسی ایک پر کلک کرنے سے جواب سرخ ہو جائے گا۔
- NOT
- XOR
- OR
- AND
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Explanation
- The XOR (Exclusive OR) gate outputs true only when the inputs are different.
- If both inputs are same (0,0 or 1,1), output is false (0).
- If inputs are different (0,1 or 1,0), output is true (1).
- It is widely used in comparisons and error detection.
Last verified on 09-06-2026
مندرجہ ذیل میں سے کون سی آبجیکٹ اورینٹڈ پروگرامنگ کی خصوصیت نہیں ہے؟
- Compilation
- Polymorphism
- Encapsulation
- Inheritance
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Explanation
- Compilation is not a characteristic of Object-Oriented Programming (OOP); it is a programming process.
- OOP is based on objects and classes, not compilation methods.
- Core OOP features include encapsulation, inheritance, and polymorphism.
- These features help in data security, reusability, and flexibility.
- Compilation simply converts code into machine language.
Last verified on 09-06-2026
ایک ارے کس قسم کی ساخت ہے؟
- Data
- Loop
- Control
- None of these
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Explanation
- An array is a data structure.
- It is used to store multiple values of the same type in a single variable.
- It organizes data in a linear form (index-based storage).
- Each element can be accessed using its index number.
- Arrays are used in programming languages like C, C++, Java, and Python.
Last verified on 09-06-2026
پاورپوائنٹ پریزنٹیشن میں زیادہ سے زیادہ کتنی سلائیڈز شامل کی جا سکتی ہیں؟
- Unlimited
- 100
- 500
- 50
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Explanation
- PowerPoint allows an unlimited number of slides in a presentation.
- There is no fixed or hard-coded slide limit in MS PowerPoint.
- The number of slides depends on system memory (RAM) and file size.
- Very large presentations may slow down performance.
Last verified on 08-06-2026
مندرجہ ذیل میں سے کون سا کمپیوٹر کا ہارڈویئر نہیں ہے؟
- Monitor
- Keyboard
- Windows
- Printer
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Explanation
- Windows is not hardware; it is an operating system (software).
- Hardware refers to physical parts of a computer.
- Monitor, Keyboard, and Printer are physical devices.
- Software includes programs that run the computer system.
- Windows helps manage computer operations and hardware.
Last verified on 08-06-2026
سی پی یو میں اے ایل یو کا بنیادی کام کیا ہے؟
- To fetch instructions from memory
- To manage memory operations
- To perform arithmetic and logical operations
- None of these
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Explanation
- The primary function of the Arithmetic Logic Unit (ALU) is to perform arithmetic and logical operations.
- ALU is a core part of the CPU.
- It handles calculations like addition, subtraction, multiplication, and division.
- It also performs logical operations like AND, OR, NOT, comparisons.
Last verified on 08-06-2026
ایک اے این میں کون سا پروٹوکول استعمال ہوتا ہے؟
- TCP/IP
- HTTP
- FTP
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
- TCP/IP is used in LAN (Local Area Network) for communication between devices.
- It is a set of networking protocols.
- It allows data transfer between computers in a network.
- It supports addressing and routing of data packets.
- It is the foundation of modern internet and LAN communication.
Last verified on 07-06-2026
کون سا فنکشن کسی رینج میں ویلیو کی پوزیشن واپس کرتا ہے؟
- LOOKUP
- FIND
- MATCH
- None of these
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Explanation
- MATCH function returns the position of a value in a given range.
- It searches for a value in a list or range.
- It returns the relative position (index) of that value.
- It does not return the value itself, only its location.
- It is commonly used in Excel for lookup operations.
Last verified on 07-06-2026
او ایس آئی ماڈل میں کون سی تہہ ڈیٹا کی انکرپشن اور ڈیکرپشن کی ذمہ دار ہوتی ہے؟
- Application layer
- Presentation layer
- Session layer
- None of these
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Explanation
- Presentation layer is responsible for encryption and decryption in the OSI model.
- It ensures data is converted into a secure and usable format.
- It handles data translation, compression, and encryption.
Last verified on 08-06-2026
ریکارشن کے لیے کون سا ڈیٹا اسٹرکچر استعمال ہوتا ہے؟
- Graph
- Queue
- Stack
- None of these
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Explanation
- Stack is used for recursion.
- Because it stores function calls in LIFO order during execution.
- Recursion works by repeatedly calling the same function.
- Each call is stored in memory until it completes execution.
Last verified on 08-06-2026
