1) Look at the code snippet below:const float * ch = &c ;Which of the following statement is true for the variable ‘ch’ ? a) const-Pointer to non-const-Pointee b) non-const-Pointer to const-Pointee c) const-Pointer to const-Pointee d) non-const-Pointer to non-const-Pointee Answer(s) : b) non-const-Pointer to const-Pointee [quads id=1] 2) Look Read more…
1) What is the output of the sizeof operator for the variable ‘t’ in the following code snippet? (Assume sizeof(int) = 4).class Test { int var; int arr[9]; void display() { int a;}};int main() { Test t; cout << sizeof(t) << ” “;} a) 40 Read more…
1) Which special symbols are allowed in a variable name ? a) ! b) | c) * d) _ (Underscore) Answer(s) : d) _ (Underscore) [quads id=1] 2) Which is the only ternary operator in C ? a) ?: b) && c) *= d) << Answer(s) : a) Read more…
1) Suppose u and v both have values of type set and u^v == u – v. From this we can conclude that: a) u and v are identical b) u and v are disjoint c) u is a subset of v d) v is a subset of u Answer(s) Read more…
Question :- A positive integer n is said to be perfect if the sum of the factors of n, other than n itself, add up to n. For instance 6 is perfect since the factors of 6 are {1,2,3,6} and 1+2+3=6. Likewise, 28 is perfect because the factors of 28 Read more…
1) Which SQL statement is used to update a database table schema? a) UPDATE TABLE b) MODIFY TABLE c) ALTER TABLE d) CHANGE TABLE Answer(s) : c) ALTER TABLE [quads id=1] 2) Database normalisation typically a) Reduces number of tables b) Reduces database size c) Reduces data constraints d) Reduces Read more…
1) Which of the following algorithm(s) always terminate(s) on a finite search space? a) DFS b) BFS c) DFID d) None of the above Answer(s) : a) DFS b) BFS c) DFID 2) Which of the following search algorithm(s) always find(s) a path to the goal (if there exists one) Read more…
1) A machine is … a) a device made of metal b) a device that converts electrical energy into kinetic energy c) a device that converts kinetic energy into electrical energy d) a device that is controlled by a set of rules or instructions Answer(s) : d) a device that Read more…
Algorhithm and Analysis assignment 2 1. If T(n)=9T(n/3)+n, then by master method T(n)= A. Θ(n). B. Θ(n2). C. Θ(n3). D. Θ(1). B.Θ(n^2) 2. If T(n)=T(2n/3)+1, then by master method T(n)= A. Θ(logn). B. Θ(n2). C. Θ(n3). D. Θ(1). A. Θ(nlogn) 3.If T(n)=2T(n/2)+ Θ(n), then by master method T(n)= Read more…
1)Which of the below IPs is/are valid? a)23.54.23.21.32 b)123.132.212.32 c)234.11.265.34 d)3ffe:1900:4545:3:200:f8ff:fe21:67cf Answer : b)123.132.212.32 d)3ffe:1900:4545:3:200:f8ff:fe21:67cf 2)What protocol/protocols does the ‘ping’ command use? a)HTTP/HTTPS b)ICMP c)TCP d)IP Answer : b)ICMP 3)For a web page, HTML represents the: a)Structure of web page content b)Styling of web page content c)Animations of web page Read more…