Defence Exams

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Defence Exams MCQ & Objective Questions

Defence Exams play a crucial role in shaping the future of aspiring candidates in India. These exams not only assess knowledge but also test the ability to apply concepts in real-world scenarios. Practicing MCQs and objective questions is essential for effective exam preparation, as it helps students identify important questions and enhances their understanding of key topics.

What You Will Practise Here

  • Fundamentals of Defence Studies
  • Key Historical Events and Their Impact
  • Important Defence Policies and Strategies
  • Current Affairs Related to National Security
  • Basic Concepts of Military Operations
  • Understanding Defence Technologies
  • Analysing Defence Budget and Expenditure

Exam Relevance

The topics covered in Defence Exams are highly relevant across various educational boards, including CBSE and State Boards, as well as competitive exams like NEET and JEE. Students can expect questions that focus on historical events, current affairs, and fundamental concepts related to defence. Common question patterns include multiple-choice questions that assess both theoretical knowledge and practical application.

Common Mistakes Students Make

  • Overlooking current affairs, which are often integrated into exam questions.
  • Confusing similar historical events or dates, leading to incorrect answers.
  • Neglecting the importance of definitions and key terms in objective questions.
  • Relying solely on rote memorization instead of understanding concepts.

FAQs

Question: What types of questions can I expect in Defence Exams?
Answer: You can expect a mix of MCQs covering historical events, current affairs, and fundamental concepts related to defence.

Question: How can I improve my performance in Defence Exams?
Answer: Regular practice of MCQs and understanding key concepts will significantly enhance your performance.

Start your journey towards success by solving practice MCQs today! Testing your understanding will not only boost your confidence but also prepare you for the important Defence Exams ahead.

NDA
Q. For the function f(x) = { x^2, x < 2; 4, x = 2; 2x, x > 2 }, is f(x) continuous at x = 2?
  • A. Yes
  • B. No
  • C. Only left continuous
  • D. Only right continuous
Q. For the function f(x) = { x^2, x < 3; 9, x = 3; x + 3, x > 3 }, is f(x) continuous at x = 3?
  • A. Yes
  • B. No
  • C. Only left continuous
  • D. Only right continuous
Q. For the matrix D = [[4, 2], [1, 3]], find the inverse of D. (2022)
  • A. [[3, -2], [-1, 4]]
  • B. [[3, 2], [-1, 4]]
  • C. [[3, -2], [1, 4]]
  • D. [[4, -2], [-1, 3]]
Q. For the matrix J = [[0, 1], [1, 0]], what is J^2?
  • A. [[1, 0], [0, 1]]
  • B. [[0, 1], [1, 0]]
  • C. [[0, 0], [0, 0]]
  • D. [[1, 1], [1, 1]]
Q. For the matrix J = [[1, 2, 3], [0, 1, 4], [5, 6, 0]], find the determinant. (2023)
  • A. -24
  • B. 24
  • C. 0
  • D. 12
Q. For the matrix \( F = \begin{pmatrix} 2 & 1 \\ 3 & 4 \end{pmatrix} \), what is the value of the determinant? (2021)
  • A. 5
  • B. 6
  • C. 7
  • D. 8
Q. For the parabola defined by the equation x^2 = -12y, what is the direction in which it opens?
  • A. Upwards
  • B. Downwards
  • C. Left
  • D. Right
Q. For the parabola defined by the equation x^2 = 16y, what is the distance from the vertex to the focus?
  • A. 2
  • B. 4
  • C. 8
  • D. 16
Q. For the parabola defined by the equation x^2 = 16y, what is the length of the latus rectum?
  • A. 4
  • B. 8
  • C. 16
  • D. 2
Q. For the parabola defined by the equation y = -x^2 + 4x - 3, what is the y-intercept?
  • A. -3
  • B. 0
  • C. 3
  • D. 4
Q. For the polynomial x^3 - 3x^2 + 3x - 1, what is the nature of its roots? (2020)
  • A. All real and distinct
  • B. All real and equal
  • C. One real and two complex
  • D. All complex
Q. For the polynomial x^3 - 3x^2 + 3x - 1, what is the value of the sum of the roots? (2019)
  • A. 1
  • B. 3
  • C. 0
  • D. 2
Q. For the polynomial x^3 - 3x^2 + 3x - 1, which of the following is true about its roots?
  • A. All roots are real
  • B. All roots are complex
  • C. One root is real
  • D. Two roots are real
Q. For the quadratic equation 2x^2 + 4x + 2 = 0, what is the value of the discriminant? (2020)
  • A. 0
  • B. 4
  • C. 8
  • D. 16
Q. For the quadratic equation 2x^2 + 4x + k = 0 to have equal roots, what should be the value of k? (2020)
  • A. -4
  • B. 0
  • C. 4
  • D. 8
Q. For the quadratic equation 2x^2 + 4x + k = 0 to have real and equal roots, what is the condition on k? (2020)
  • A. k < 0
  • B. k = 0
  • C. k = 8
  • D. k > 8
Q. For the quadratic equation 2x^2 + 4x + k = 0 to have real roots, what must be the condition on k? (2019)
  • A. k > 4
  • B. k < 4
  • C. k >= 4
  • D. k <= 4
Q. For the quadratic equation 2x^2 + 4x - 6 = 0, what is the value of the discriminant? (2020)
  • A. 16
  • B. 4
  • C. 0
  • D. 36
Q. For the quadratic equation 2x^2 - 4x + k = 0 to have equal roots, what must be the value of k? (2019)
  • A. 0
  • B. 2
  • C. 4
  • D. 8
Q. For the quadratic equation 5x^2 + 3x - 2 = 0, what is the value of the roots using the quadratic formula? (2023)
  • A. -1, 2/5
  • B. 1, -2/5
  • C. 2, -1/5
  • D. 0, -2
Q. For the quadratic equation x^2 + 2px + p^2 - 4 = 0, what condition must p satisfy for the roots to be real? (2023)
  • A. p > 2
  • B. p < 2
  • C. p = 2
  • D. p >= 2
Q. For the quadratic equation x^2 + 2x + k = 0 to have real roots, what must be the condition on k? (2023)
  • A. k < 1
  • B. k > 1
  • C. k >= 1
  • D. k <= 1
Q. For the quadratic equation x^2 + 6x + 9 = 0, what type of roots does it have? (2019)
  • A. Real and distinct
  • B. Real and equal
  • C. Complex
  • D. None of the above
Q. For the quadratic equation x^2 + 6x + k = 0 to have distinct roots, what must be the condition on k? (2020)
  • A. k < 9
  • B. k = 9
  • C. k > 9
  • D. k ≤ 9
Q. For the quadratic equation x^2 + 6x + k = 0 to have real roots, what must be the condition on k? (2020)
  • A. k < 9
  • B. k = 9
  • C. k > 9
  • D. k ≤ 9
Q. For the quadratic equation x^2 + px + q = 0, if the roots are -2 and -3, what is the value of p? (2020)
  • A. 5
  • B. 6
  • C. 7
  • D. 8
Q. For the quadratic equation x^2 - 4x + 4 = 0, what type of roots does it have? (2019)
  • A. Real and distinct
  • B. Real and equal
  • C. Complex
  • D. None of the above
Q. For the quadratic equation x^2 - 6x + k = 0 to have one root equal to 3, what is the value of k? (2023)
  • A. 3
  • B. 6
  • C. 9
  • D. 12
Q. For the quadratic equation x^2 - 8x + 15 = 0, what are the roots? (2023)
  • A. 3 and 5
  • B. 2 and 6
  • C. 1 and 7
  • D. 4 and 4
Q. For vectors A = 2i + 3j and B = 5i + 6j, what is A · B?
  • A. 28
  • B. 30
  • C. 32
  • D. 26
Showing 811 to 840 of 3872 (130 Pages)
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