Tag Archives: GATE-GATE CS 2012

Consider the following relations A, B, C. How many tuples does the result of the following relational algebra expression contain? Assume that the schema of… Read More

Consider the above question. What output will be generated by the given code d\segment if: Line 1 is replaced by “auto int a = 1;”… Read More

Consider the following C program int a, b, c = 0; void prtFun (void); int main () {     static int a = 1; /* line… Read More

Consider a random variable X that takes values +1 and −1 with probability 0.5 each. The values of the cumulative distribution function F(x) at x… Read More

Register renaming is done in pipelined processors (A) as an alternative to register allocation at compile time (B) for efficient access to function parameters and… Read More

The height of a tree is defined as the number of edges on the longest path in the tree. The function shown in the pseudocode… Read More

Consider the set of strings on {0,1} in which, every substring of 3 symbols has at most two zeros. For example, 001110 and 011001 are… Read More

Consider an instance of TCP’s Additive Increase Multiplicative Decrease (AIMD) algorithm where the window size at the start of the slow start phase is 2… Read More

Consider a source computer(S) transmitting a file of size 106 bits to a destination computer(D)over a network of two routers (R1 and R2) and three links(L1, L2,… Read More

Suppose (A, B) and (C,D) are two relation schemas. Let r1 and r2 be the corresponding relation instances. B is a foreign key that refers… Read More

Consider the virtual page reference string 1, 2, 3, 2, 4, 1, 3, 2, 4, 1 On a demand paged virtual memory system running on… Read More

A file system with 300 GByte disk uses a file descriptor with 8 direct block addresses, 1 indirect block address and 1 doubly indirect block… Read More

Consider the directed graph shown in the figure below. There are multiple shortest paths between vertices S and T. Which one will be reported by… Read More

A list of n strings, each of length n, is sorted into lexicographic order using the merge-sort algorithm. The worst case running time of this… Read More

Let G be a complete undirected graph on 6 vertices. If vertices of G are labeled, then the number of distinct cycles of length 4… Read More