Constructors and Destructors MCQs

Prepare for Constructors and Destructors MCQs with verified questions, past-paper solutions, and conceptual explanations for CSS, PMS, FPSC, PPSC, and NTS examinations.

15 Solved Questions • 12 Mins Practice • Updated for 2026 Competitive Exams
MCQS
2026 Solved Edition · Updated October 2026 · Verified Editorial Standards

Welcome to the verified preparation module for Constructors and Destructors MCQs on McqsMind. This comprehensive set offers solved multiple-choice questions with answers, detailed explanations, and authentic past-paper style questions aligned with the latest syllabus of Object-Oriented Programming (Computer Science).

100% Verified Answer Keys CSS, PMS, FPSC, PPSC, NTS Ready 2026/2027 Syllabus Guidelines

Direct Definition & Conceptual Scope

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Constructors and Destructors constitutes an essential examination topic within Computer Science, evaluating theoretical principles, historical context, and practical problem-solving applications. On MCQsMind, candidates practice verified past-paper solutions, conceptual breakdowns, and syllabus-aligned questions tailored for CSS, PMS, and competitive screening examinations.

Solved Questions

Practice with answers, explanations, and exam-focused revision notes.

15 MCQs Page 1

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Topic Notes: Constructors and Destructors

Quick Revision 2 min read 14 key points
Section 1 of 4

1 1. Fundamentals of Constructors

4 points
  • Definition
    Constructor: A special member function invoked automatically when an object of a class is created to initialize its data members.
  • Theory
    Default Constructor: A constructor that accepts no arguments. If none is defined, the compiler provides an implicit default constructor to initialize objects.
  • Theory
    Parameterized Constructor: A constructor that accepts arguments, allowing for the initialization of objects with specific values at the time of creation.
  • Theory
    Copy Constructor: A special constructor that initializes an object using another object of the same class, typically used for deep or shallow copying.
Section 1 / 4
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1
What is a 'default constructor' defined as?
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2
What is the return type of a constructor?
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3
Can a destructor be virtual?
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4
Which keyword is used to initialize members in a constructor before the body executes?
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5
What is the order of destruction for objects in a scope?
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6
What is a parameterized constructor?
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7
When is a destructor called for a static object?
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8
Which of the following is true regarding destructors?
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9
What is the main characteristic of a private constructor?
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10
In an inheritance hierarchy, in what order are constructors executed?
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Pedagogical Syllabus Blueprint

Constructors and Destructors MCQs: Preparation Strategy & Exam Blueprint

Examination Weightage & Commission Distribution

In Pakistan's premier competitive examinations—including the Federal Public Service Commission (FPSC General Recruitment & CSS MPT), Punjab Public Service Commission (PPSC Lecturer, Tehsildar & PMS Screening), KPPSC, SPSC, and BPSC—questions derived from Constructors and Destructors MCQs consistently constitute a decisive 10% to 25% weightage of the Object-Oriented Programming paper. Testing agencies frequently evaluate both foundational factual recall and deeper analytical comprehension, requiring aspirants to master key dates, statutory articles, constitutional clauses, and thematic definitions.

High-Yield Conceptual Pillars & Distractor Analysis

Historical trend analysis across past five-year examination cycles demonstrates that examiner traps frequently involve closely matched numerical alternatives, chronologically contiguous treaties, and semantic subtleties in statutory phraseology. When preparing Constructors and Destructors MCQs, candidates must deliberately review the underlying rationale provided for every question rather than merely memorizing raw answer options. Understanding why incorrect distractors fail is the most reliable predictor of achieving top percentiles in computerized and optical mark recognition (OMR) screening tests.

Negative Marking Mitigation & Time Management Protocol

For examinations enforcing negative marking penalties (such as PPSC's 0.25-mark deduction per erroneous response or NTS gatekeeper quotas), an aggressive elimination technique must be deployed. Candidates should systematically rule out improbable options first to elevate probability thresholds from 25% to 50% or 100%. Allocating an average of 45 to 60 seconds per item during mock trials builds the psychological stamina and cognitive precision required to complete 100-question papers within official 90-minute time limits.

Recommended Reference Sources & Statutory Reading

To achieve definitive conceptual mastery in Computer Science, candidates are advised to cross-reference our solved explanations with primary gazettes, statutory texts, and canonical academic textbooks. Verifying controversial questions against authentic official repositories guarantees that prospective civil servants and professional candidates present incontestable answers during both optical paper evaluations and viva voce departmental interviews.