ETEA COMPUTER 25 YEARS PAST PAPERS
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چار آپشن میں سے کسی ایک پر کلک کرنے سے جواب سرخ ہو جائے گا۔
درج ذیل میں سے کون سا ہارڈ کاپی آؤٹ پٹ ڈیوائس کی مثال ہے؟
Keyboard
Printer
Mouse
None of the above
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Explanation
A hardcopy output device produces physical copies of data or information. Printer converts digital documents into paper copies. Examples: Plotter, Photocopier, Fax machine, Braille printer Additional information :
Softcopy vs Hardcopy :
Softcopy : Screen display, audio (Monitor, Speaker) Hardcopy : Physical form (Paper, Card, etc.) Printers can be inkjet, laser, or dot-matrix.
Last verified on 09-03-2026
بینڈوتھ عام طور پر _____ میں ماپا جاتا ہے؟
Cycles per second
Bits per second
Bytes per second
None of these
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Explanation
Bandwidth refers to the amount of data tr ansmitted per second .
It is measured in bits per second (bps).
It indicates the speed or capacity of a network connection.
Last updated 15-feb-2026
تعطل کی بازیابی کے لئے مندرجہ ذیل میں سے کون سی تکنیک آسانی سے سی پی یو کے بارے میں ہے؟
Starvation
Resource Description
Process Termination
None of these
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Explanation
Regarding deadlock recovery techniques, is Process Termination.
It is considered an "easy" technique regarding CPU management
Because it uses simple logic to break a deadlock cycle:
این آئی سی کا مطلب کیا ہے؟
Network Internet Card
Network Interface Card
Network Intranet Card
None of these
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Explanation
NIC stands for Network Interface Card. It connects a computer to a network or internet . It can be wired (Ethernet) or wireless (Wi-Fi). Every NIC has a unique MAC address. It enables data communication between devices .
Last verified on 07-02-2026
کسی پروگرام کی گرافیکل نمائندگی کو ______ کہا جاتا ہے؟
Flowchart
Source code
Pseudo code
None of these
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Explanation
A flowchart is a graphical representation of a program or algorithm using symbols to show the flow of control.
It helps visualize logic and the sequence of operations before actual coding.
ایکسل میں وی لُک اپ فنکشن کیا کرتا ہے؟
Count the number of cells
Searches for a value in a column and returns a value in the same row
Calculate the average of values
Sorts data in ascending order
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Explanation
The VLOOKUP function in Excel is used to search for a value in the first column of a range
And return a value in the same row from a specified column.
It is commonly used for looking up data in a table or range.
سی پی یو کا مرکزی پروسیسنگ یونٹ _______ ہے؟
Arithmetic and Logic Unit
Cache
Registers
None of these
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Explanation
The ALU is the main processing unit of a CPU, responsible for performing all arithmetic and logical operations.
It works alongside other components like registers and cache to execute instructions efficiently.
سی پی یو ______ بنیادی اجزاء پر مشتمل ہے۔
Arithmetic and Logic Unit
Control unit and Registers
Cache and Internal buses
All of these
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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.
کمپیوٹر کی مین میموری کو ______ بھی کہا جا سکتا ہے؟
Primary storage
Internal memory
Primary memory
All of these
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Explanation
The main memory of a computer is also known by several names, including:
Primary storage Internal memory Primary memory Main storage Random Access Memory (RAM) All these terms refer to the computer's volatile memory , which temporarily stores data and programs that are currently being used or processed by the CPU (Central Processing Unit).
RAM is a primary memory.
ROM is a secondary memory .
RAM stands for : Random Access Memory
ROM stands for : Read Only Memory
مندرجہ ذیل میں سے کون سا غیر مستحکم میموری ہے؟
RAM
ROM
PROM
Both B and C
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Explanation
Non-volatile memory is a type of computer memory That can retain stored information even after power is removed. RAM is a volatile memory. RAM: Random Access Memory . ROM and PROM is a non-volatile memories. ROM: Read-Only Memory. PROM (Programmable Read-Only Memory)
