What is the probability of 3 students sharing a birthday in a class of 30 students is ________ . (A) 0.0300 (B) 0.7029 (C) 0.5604… Read More »

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Given two polynomials, A(x) and B(x), find the product C(x) = A(x)*B(x). In the previous post we discussed the recursive approach to solve this problem… Read More »

Given an array of n-elements. Given array is a permutation of some Arithmetic Progression. Find the minimum number of De-arrangements present in that array so… Read More »

Congestion control refers to the techniques used to control or prevent congestion. Congestion control techniques can be broadly classified into two categories: Open Loop Congestion… Read More »

A special two-digit number is a number such that when the sum of the digits of the number is added to the product of its… Read More »

What is a bezier curve? So a Bezier curve is a mathematically defined curve used in two-dimensional graphic applications like abode illustrator,inkscape etc.The curve is… Read More »

Given two numbers base and exp, we need to compute baseexp under Modulo 10^9+7 Examples: Input : base = 2, exp = 2 Output :… Read More »

Following are Conditional Expressions in SQL The CASE Expression: Let you use IF-THEN-ELSE statements without having to invoke procedures. In a simple CASE expression, the… Read More »

Parallax Parallax is a 3d effect used in various websites to make webpages attractive . In this effect, as we scroll, the background of the… Read More »

A Pierpont Prime is a prime number of the form p = 2l.3k + 1. First few Pierpont prime numbers are 2, 3, 5, 7,… Read More »

Given a natural number n, find the number of ways in which n can be expressed as a sum of natural numbers when order is… Read More »

Which of the following query transformations (i.e., replacing the l.h.s. expression by the r.h.s. expression) is incorrect? R1 and R2 are relations. C1, C2 are… Read More »

Similar article : super and this keyword super() as well as this() both are used to make constructor calls. super() is used to call Base… Read More »

Shell Technology Centre Bangalore visited our college for recruiting Software Engineer. They conducted only two rounds: Online round and Personal Interview. Total 60 students sit… Read More »

Round 1: Online(30 mins + 30 mins+ 30 mins) a. Technical Aptitude b. Numerical and Reasoning Aptitude c. Coding (Backtracking and String Permutation) Round 2:… Read More »

Given an array of size n and a give set of commands of size m. The commands are enumerated from 1 to m. These commands… Read More »

Prerequisite: Introduction to Internet Protocol version 6 IP version 6 is the new version of Internet Protocol, which is way better than IP version 4… Read More »

About : numpy.delete(array, object, axis = None) : returns a new array with the deletion of sub-arrays along with the mentioned axis. Parameters : array… Read More »

Consider a binary array consisting of N elements (initially all elements are 0). After that you are given M commands where each command is of… Read More »

In C++, isupper() and islower() are predefined functions used for string and character handling.cstring.h is the header file required for string functions and cctype.h is… Read More »