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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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326611
If x/y = 3/4, then the value of (2x + 3y) / (3x - 2y) is:
326612
If a/b = 2/3 and b/c = 4/5, then (a + b) / (b + c) is equal to:
326613
In a mixture of 28 liters, the ratio of milk and water is 5 : 2. How much water should be added to make the ratio 2 : 5?
326614
Two numbers are in the ratio 7 : 11. If 7 is added to each of the numbers, the ratio becomes 2 : 3. Find the smaller number.
326615
A boy has coins of 50 paise, 25 paise, and 10 paise in the ratio 1 : 2 : 3. If the total amount is Rs. 6.50, find the number of 10 paise coins.
326616
A sum of money is divided among A, B, and C in the ratio 2 : 3 : 5. If C gets Rs. 1500 more than A, find the total sum.
326617
An amount of Rs. 2430 is divided among A, B, and C such that if their shares are reduced by Rs. 5, Rs. 10, and Rs. 15 respectively, the remainders shall be in the ratio 3 : 4 : 5. What was B's original share?
326618
The sub-triplicate ratio of 216 : 343 is:
326619
The triplicate ratio of 1 : 4 is:
326620
Find the sub-duplicate ratio of 81 : 64.