81 votes
5 answers
101
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 $...
80 votes
7 answers
103
79 votes
8 answers
111
The minimum number of $\text{JK}$ flip-flops required to construct a synchronous counter with the count sequence $(0, 0, 1, 1, 2, 2, 3, 3, 0, 0, \ldots)$ is _______.
79 votes
10 answers
113
In a min-heap with $n$ elements with the smallest element at the root, the $7^{th}$ smallest element can be found in time$\Theta (n \log n)$$\Theta (n)$$\Theta(\log n)$$\...
79 votes
10 answers
114
Consider the following functions$f(n) = 3n^{\sqrt{n}}$$g(n) = 2^{\sqrt{n}{\log_{2}n}}$$h(n) = n!$Which of the following is true?$h(n)$ is $O(f(n))$$h(n)$ is $O(g(n))$$g(n...
79 votes
7 answers
115
The minimum number of comparisons required to determine if an integer appears more than $\frac{n}{2}$ times in a sorted array of $n$ integers is$\Theta(n)$$\Theta(\log n)...