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NTS WAPDA / Power Division Computer Science: Practice MCQs with Answers

Practise NTS WAPDA / Power Division Computer Science practice MCQs in sets of about 20 questions with instant answers and explanations. This page focuses on mixed practice sets across the full question bank, helping you build accuracy and speed for the actual NTS WAPDA / Power Division paper.

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Sample NTS WAPDA / Power Division Computer Science practice questions

  1. Q1. What is the shortcut key for "Decrease Font Size" of the selected text?

    • A) Ctrl + Shift + >
    • B) Ctrl + Shift + <
    • C) Ctrl + >
    • D) Ctrl + <

    Answer: Ctrl + Shift + <

  2. Q2. Which OOP principle allows a method to have different behaviors depending on the object calling it?

    • A) Inheritance
    • B) Encapsulation
    • C) Abstraction
    • D) Polymorphism

    Answer: Polymorphism

  3. Q3. In a hash table, what is the average time complexity for insertion and retrieval?

    • A) O(n)
    • B) O(log n)
    • C) O(n²)
    • D) O(1)

    Answer: O(1)

  4. Q4. What is the time complexity of linear search in an unsorted array?

    • A) O(1)
    • B) O(log n)
    • C) O(n)
    • D) O(n²)

    Answer: O(n)

  5. Q5. In a RIGHT JOIN, which table's rows are all returned regardless of a match?

    • A) Left table
    • B) Both tables equally
    • C) The joined result table
    • D) Right table

    Answer: Right table

Frequently asked questions

What are practice Computer Science MCQs for NTS WAPDA / Power Division?

Practice Computer Science MCQs are mixed practice sets across the full question bank. On Imtehan they are grouped into short sets so you can review one topic at a time before moving to timed mocks.

How many NTS WAPDA / Power Division Computer Science practice questions can I practise?

Imtehan organises NTS WAPDA / Power Division Computer Science questions into multiple sets. Start with the sample questions below, then open a set to practise interactively with scoring and explanations.

Is NTS WAPDA / Power Division Computer Science practice practice free?

Yes — you can practise NTS WAPDA / Power Division Computer Science MCQs for free on Imtehan. Premium unlocks detailed analytics and unlimited mock attempts.

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