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GATE | GATE CS 2018 | Question 63
Consider a matrix P whose only eigenvectors are the multiples of . Consider the following statements. (I) P does not have an inverse (II) P… Read More
GATE CS 2018
GATE-GATE CS 2018
GATE
GATE | GATE CS 2018 | Question 54
Consider the first-order logic sentence φ ≡ ∃s∃t∃u∀v∀w∀x∀y ψ(s, t, u, v, w, x, y) where ψ(s, t, u, v, w, x, y) is a… Read More
GATE CS 2018
GATE-GATE CS 2018
GATE
GATE | GATE CS 2018 | Question 44
Consider the following program written in pseudo-code. Assume that x and y are integers. Count (x, y) { if (y !=1 ) { if (x… Read More
GATE CS 2018
GATE-GATE CS 2018
GATE
Smallest expression to represent a number using single digit
Given a number N and a digit D, we have to form an expression or equation that contains only D and that expression evaluates to… Read More
expression-evaluation
Backtracking
DSA
Sum of products of all combination taken (1 to n) at a time
Given N, we have to find the sum of products of all combinations taken 1 to N at a time. In simple words, we have… Read More
Combinatorial
DSA
Dynamic Programming
GATE | GATE CS 2018 | Question 22
Consider the following statements regarding the slow start phase of the TCP congestion control algorithm. Note that cwnd stands for the TCP congestion window and… Read More
GATE CS 2018
GATE-GATE CS 2018
GATE
GATE | GATE CS 2018 | Question 15
A 32 – bit wide main memory unit with a capacity of 1 GB is built using 256M X 4-bit DRAM chips. The number of… Read More
GATE CS 2018
GATE-GATE CS 2018
GATE
GATE | GATE CS 2018 | Question 8
A six sided unbiased die with four green faces and two red faces is rolled seven times. Which of the following combinations is the most… Read More
GATE CS 2018
GATE-GATE CS 2018
GATE
Design Media Sharing Social Networking System
PURPOSE OF MEDIA SOCIAL NETWORKING SERVICE SYSTEMThis system will allow users to share photos and videos with other users. Additionally, users can follow other users… Read More
Design Pattern
System Design
Minimum sum of multiplications of n numbers
Given n integers. The task is to minimize the sum of multiplication of all the numbers by taking two adjacent numbers at a time and… Read More
Arrays
DSA
Dynamic Programming
Passing a vector to constructor in C++
When class member is a vector object (not a reference).We can simply assign in constructor.   CPP // Passing vector object to a constructor.#include <iostream>#include <vector>using… Read More
cpp-references
cpp-vector
C++
LCS formed by consecutive segments of at least length K
Given two strings s1, s2 and K, find the length of the longest subsequence formed by consecutive segments of at least length K. Examples:  Input… Read More
LCS
DSA
Dynamic Programming
Strings
LendingKart Interview Question
Round 1: Given 3 strings write the code to check if 3rd string is shuffle of the first two strings. Third string is said to… Read More
LendingKart
Experiences
Interview Experiences
Maximum number of trailing zeros in the product of the subsets of size k
Given an array of size n and a positive integer k, find the maximum number of trailing zeros in the product of the subsets of… Read More
DSA
Dynamic Programming
Solid square inside a hollow square | Pattern
Given the value of n, print a hollow square of side length n and inside it a solid square of side length (n – 4)… Read More
Basic Coding Problems
pattern-printing
DSA
Set all odd bits of a number
Given a number, the task is to set all odd bits of a number. Positions of bits are counted from LSB (least significant bit) to… Read More
Bit Magic
DSA
Alternate bits of two numbers to create a new number
Given two numbers, the task is to use alternative bits within two numbers to create result. We take first bits of second number, then second… Read More
Bit Magic
DSA
GATE | GATE CS Mock 2018 | Set 2 | Question 53
Consider the following C – code : #include "stdio.h"   int foo(int a) {  printf("%d",a);  return 0; }   int main() {  foo;  return 0; } Which… Read More
GATE
Media.net Interview Experience | Set 3 (On-Campus)
Round 1: The first round consisted of three coding questions to be solved in 1 hr – Given a string of size ‘n’. The task… Read More
media.net
Experiences
Interview Experiences
Samsung Interview Experience | Set 39 (On-Campus for R & D Noida)
Round 1: It was a 3 hours coding round and the maximum number of submissions allowed was 10, but we could compile it as much… Read More
Samsung
Experiences
Interview Experiences
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