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.
لینیئر سیکوینشل ماڈل کو اور کس نام سے جانا جاتا ہے؟
A. Spiral Model
B. Prototype Model
C. Agile Model
D. Waterfall Model
Check answer and explanation
Answer: Waterfall Model
Explanation The Linear Sequential Model is commonly known as the Waterfall Model. It is a traditional approach to s oftware development It follows a step-by-step process: Requirements → Design → Implementation → Testing → Maintenance. Each phase must be completed before moving to the next.
مندرجہ ذیل میں سے کون ان خدمات مہیا کرتی ہے ، جو آپریٹنگ سسٹم کے ذریعہ فراہم نہیں کی جاتی ہیں؟
A. Application Program
B. Operating System
C. Utility Program
D. Language Translator
Check answer and explanation
Answer: Application Program
Explanation Application Programs These provide specific user-oriented services (e.g., word processing, web browsing, gaming) that are not included in the operating system’s core functions . Language Translators These are part of system software (e.g., compilers, interpreters) and assist in converting high-level programming code into machine-readable code. Operating System It provides essential core services such as memory management, file handling, and process scheduling. Utility Programs These support the operating system in system maintenance tasks, such as antivirus scanning, disk cleanup, and backup operations.
Explanation The MAR is a special type of register that contains the memory address of the data and instruction. The main task of the MAR is to access instruction and data from memory in the execution phase.
Explanation CSMA/CD is used in BUS topology to manage how devices share the communication line and avoid data collisions. It listens before sending data and stops transmission if a collision is detected — ensuring efficient use of the medium.
او ایس آئی ماڈل میں کون سی پرت اختتام سے آخر تک مواصلات اور غلطی کی بازیابی کے لئے ذمہ دار ہے؟
A. Session
B. None of these
C. Network
D. Transport
Check answer and explanation
Answer: Transport
Explanation The Transport layer ensures end-to-end communication between devices across a network. It provides error detection, correction, and reliable data delivery .
قابل فہم شکل میں ترتیب دیا گیا ڈیٹا کیا کہلاتا ہے؟
A. Information
B. Alphanumeric data
C. Software
D. Program
Check answer and explanation
Answer: Information
Explanation Information: Data processed and organized to be meaningful. Data Processing: The action of converting raw data into meaningful information . Tabulation: A specific, structured form of arranging data in rows and columns.
A. Malware only affects hardware; ransomware affects software
B. Malware is malicious software; ransomware encrypts files and demands payment
C. Malware requires payment; ransomware does not
D. They are identical
Check answer and explanation
Answer: Malware is malicious software; ransomware encrypts files and demands payment
Explanation Malware is any software designed to harm or exploit a computer system. Ransomware is a type of malware that encrypts files and demands payment to unlock them. Not all malware is ransomware; some j ust spy, delete, or slow down systems. Ransomware specifically targets user data for extortion. Understanding the difference helps in cybersecurity defense and response.
Explanation The designers of the Multics system were the first to use the term process to describe a program in execution in the context of operating systems. More details about this question will be shared soon If you know more details about this question, let us know please
Found a mistake? Use “Report correction” in the practice tool or contact us with the question and a supporting source.