30+ System Engineer Specialist Interview Questions and Answers

There are an infinite number of electric bulbs. Each bulb is assigned a unique integer starting from 1. There are ‘N’ switches also and each switch is labeled by a unique prime number. If a switch ...read more

You are given an array of integers ARR[] of size N consisting of zeros and ones. You have to select a subset and flip bits of that subset. You have to return the count of maximum one’s that you can obt...read more

You have been given a grid containing some oranges. Each cell of this grid has one of the three integers values:

Value 0 - representing an empty cell.

Value 1 - representing a fresh orange.

...read more

You have given a 2-dimensional array ‘ARR’ with ‘N’ rows and ‘M’ columns in which each element contains only two values,i.e., 0 and 1. Your task is to convert the given matrix into the Good matrix i...read more

Ninja is in space with his super spaceship having unlimited fuel. Ninja initially has a health level ‘H’ and his spaceship has an armour ‘A’. He decides to play a game, where at any instant he can ...read more

You are given an array of strings. Your task is to find the number of unique strings.

A string is considered unique if it cannot be formed from any other strin...read more

You are given a non-empty string S containing no spaces’ and a dictionary of non-empty strings (say the list of words). You are supposed to construct and return all possible sentences after adding...read more

Given a matrix ‘UNIVERSE’ with 3 rows and ‘N’ columns, with the characters { # , * , . } and these characters represent a cluster of stars and galaxies in space. Stars are represented by ‘*’ symbol...read more

You are given a 2D matrix, your task is to return a 2D vector containing all elements of the matrix in a diagonal fashion.

Example:

Following will be the output of the above matrix:

1 5 2 9 6 3 1...read more

For a given Singly Linked List of integers, sort the list using the 'Merge Sort' algorithm.

Input format :

The first and the only line of input contains the elements of the linked list sepa...read more

You are given the price of ‘Petrol’ cars, the maintenance cost of the car per month, number of kilometers a car runs in one liter, amount of Petrol per liter, and number of kilometers a ...read more

You are given a starting position for a rat which is stuck in a maze at an initial point (0, 0) (the maze can be thought of as a 2-dimensional plane). The maze would be given in the form of a squar...read more

The city of Ninjaland is analogous to the unweighted graph. The city has ‘N’ houses numbered from 1 to ‘N’ respectively and are connected by M bidirectional roads. If a road ...read more

You are given an undirected graph in the form of an adjacency matrix along with an integer M. You need to tell if you can color the vertices of the graph using at most M colors such that no tw...read more

You are given a string 'S'. Your task is to partition 'S' such that every substring of the partition is a palindrome. You need to return all possible palindrome partitioning of 'S'.

Note:...read more

You are given an array/list NUM of integers. You are supposed to rearrange the elements of NUM such that no two adjacent elements will be the same or find out if it not possible.

For example:...read more

he asked me to explain all of the projects i had mentioned in my resume with each and every details i mentioned in the description of the projects along with the technology used , he also...read more

A, B and C can do a piece of work in 20, 30 and 60 days respectively. In how many days can A do the work if he is assisted by B and C on every third day?

Explain Polymorphism in java and types of polymorphism
Explain abstract class and interface and the difference between those two.
difference between method Overloading and method overriding in java.
E...read more

What is a Data Base?
Explain Left outer join and inner join.
What is normalization?
What are the different normal forms?
Explain ER model.

What is a Data Structure?
What is a Doubly linked list?
What are the different tree traversals?

Explain Cloud vs Cloud computing in layman terms.
Tell me about your typical day.
Do you have any plans for higher studies?
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theory questions and SQL