Information Technology (IT) MCQs - Computer Practice | PakExamPoint
Practise Information Technology (IT) MCQs in Computer. Attempt multiple-choice questions, check answers and revise related subtopics.
Information Technology (IT) MCQs and revision practice
Study Information Technology (IT) through multiple-choice questions in Computer. This subtopic contains 2241 practice questions. Read the wording carefully, compare the options and attempt an answer before checking the solution in learning mode.
Use these Information Technology (IT) MCQs to identify the facts, rules or methods you need to revise. Where an explanation is available, work through it and write down why your chosen option was correct or incorrect. Revisit difficult questions after reviewing your notes, then use exam mode for timed practice.
Explanation In a network with 25 computers, a full mesh topology requires the most extensive cabling. Mesh Topology: Every node is connected to every other node, creating 300 unique connections for 25 computers. Last updated 15-feb-2026
Explanation The ENIAC (Electronic Numerical Integrator and Computer) , developed from 1943 to 1946. It was the first general-purpose electronic digital computer. It was designed for calculating artillery firing tables and utilized vacuum tubes.
D. It is neither a discrete nor a continuous signal
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Answer: It is in the form of a continuous signal
Explanation Analog data varies smoothly over time and is represented by continuous signals . Examples include sound waves, temperature changes, and voltage variations.
وہ سافٹ ویئر جو ایک پیکج کو بڑھاتے ہیں کیا کہلاتے ہیں
A. Operating System
B. DOS
C. Vertical Integration
D. Horizontal Integration
Check answer and explanation
Answer: Vertical Integration
Explanation The vertical integration of software is all about improving the functionality of your software by dividing your overall software system up into subsystems and then integrating those subsystems together according to the functions that they perform.
Explanation A switch operates at the Data Link Layer ( Layer 2 ) of the OSI model. It uses MAC addresses to forward data frames within a local network.
Explanation The CPU and memory are located on the motherboard. The motherboard's job is to connect all hardware components together. The motherboard's a thin plate that holds the: CPU, Memory, Connectors for the hard drive, Optical drives .
مخصوص واقعات کے جواب میں کون سا ڈیٹا بیس آبجیکٹ خود بخود عمل میں لایا جاتا ہے؟
A. Function
B. Index
C. None of these
D. Trigger
Check answer and explanation
Answer: Trigger
Explanation A trigger is a database object that is automatically executed when specific events (INSERT, UPDATE, DELETE) occur. Triggers are used to enforce rules, maintain integrity, and audit changes .