List of practice Questions

Match Column I with Column II. 

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Match the following media forms with their primary characteristics. 

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Given below are two statements: 
Assertion (A): Division of work increases efficiency and productivity. 
Reason (R): Specialisation enables workers to become experts in their assigned tasks.
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Match the levels of management in Column I with their primary responsibilities in Column II. 

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Match the following financial markets with their characteristics. 

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Match the following marketing functions with their descriptions. 

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The following table shows the number of students enrolled in five different courses in a college. Study the table carefully and answer the question. } What percentage of the total students is enrolled in Course D?

Match the semiconductor devices in Column I with their functions in Column II. 

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Match the following electromagnetic waves with their applications. 

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Let \(y = y(x)\) satisfy 

\[ \cos x\,(\log(\cos x))^2\,dy + \left( \sin x - 3y\sin x\log(\cos x) \right)dx = 0, \quad x \in \left(0,\frac{\pi}{2}\right). \]

If \[ y\!\left(\frac{\pi}{4}\right) = -\frac{1}{\log 2}, \] then \[ y\!\left(\frac{\pi}{6}\right) \] equals:

Let \(a \in \mathbb{R}\) and \(A\) be a matrix of order \(3 \times 3\) such that \(\det(A) = -4\) and 

\[ A + I = \begin{bmatrix} 1 & a & 1 \\ 2 & 1 & 0 \\ a & 1 & 2 \end{bmatrix}. \]

If \[ \det\!\left((a+1)\,\operatorname{adj}\!\big((a-1)A\big)\right) \] is \(2^m3^n\), then \(m+n\) equals:

Match List - I with List - II. Choose the correct answer from the options given below: