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ER Modeling (Entities, Attributes, Relationships) MCQs

Prepare for ER Modeling (Entities, Attributes, Relationships) MCQs with verified questions, past-paper solutions, and conceptual explanations for CSS, PMS, FPSC, PPSC, and NTS examinations.

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Topic Notes: Computer Science

These notes summarize the key preparation context before you attempt the MCQs. Review the topic focus, then practice the questions below with answers and explanations.

Quick Overview

Practice Computer Science MCQs to prepare for CSS, PMS, FPSC, PPSC, SPSC, KPPSC, BPSC, NTS, and university entry tests in Pakistan. This section covers key theoretical concepts, syllabus topics, and repeated past paper questions related to Computer Science.

Topic-Wise Breakdown
Structured subject modules organized by difficulty and exam frequency.
Verified Answer Keys
Detailed explanations cross-referenced with standard textbooks and commission keys.
Complete Coverage
Covers fundamental definitions, advanced problem-solving, and recent exam trends.

How to Prepare Computer Science MCQs for Competitive Exams

Review each sub-topic systematically. Start with fundamental concepts, practice multiple-choice question sets under timed conditions, and note down questions you missed in your revision tracker. Select a specific topic from the list below to begin practice.

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326731
10% of voters did not cast their vote. A candidate got 60% of votes cast and won by 180 votes. Find the total number of voters.
326732
In an election, a candidate got 40% of the total votes and lost by 300 votes. Find the total votes cast.
326733
In an election between 2 candidates, the winner gets 55% of valid votes and wins by 200 votes. What are the total valid votes?
326734
An engineering student has to secure 45% to pass. He gets 54 marks and fails by 36 marks. Find the maximum marks.
326735
A scored 30% marks and failed by 15 marks. B scored 40% marks and obtained 35 marks more than required to pass. The pass percentage is?
326736
In an examination, 80% candidates passed in English and 85% in Mathematics. If 73% passed in both, what % failed in both?
326737
To pass an examination, a student needs 33% marks. He gets 220 marks and fails by 11 marks. Find total marks.
326738
In an examination, 60% of students passed in Math, 70% in Science, and 10% failed in both. If 300 passed in both, what is the total number of students?
326739
In a test, A scored 10% more than B and B scored 5% more than C. If C scored 400 out of 500, what are A's marks?
326740
A candidate scores 25% and fails by 30 marks, while another scores 50% and gets 20 marks more than the minimum pass marks. Find the maximum marks.