57 votes
1 answer
3182
1 votes
1 answer
3189
Fourier series of the periodic function (period 2π) defined by$$f(x) = \begin{cases} 0, -p < x < 0\\x, 0 < x < p \end{cases} \text { is }\\ \frac{\pi}{4} + \sum \left [ ...
67 votes
5 answers
3190
Consider a file of $16384$ records. Each record is $32\;\text{bytes}$ long and its key field is of size $6\;\text{bytes}$. The file is ordered on a non-key field, and the...
79 votes
5 answers
3193
Let A be a $4 \times 4$ matrix with eigen values -5,-2,1,4. Which of the following is an eigen value of the matrix$\begin{bmatrix} A & I \\ I & A \end{bmatrix}$, where $...
45 votes
3 answers
3195
12 votes
3 answers
3200