10+ Lubi Electronics Interview Questions and Answers

You are given a number 'N' in the form of a string 'S', your task is to find the smallest number strictly greater than the given number 'N' which is a palindrom...read more

Given an array ‘ARR’ and an integer ‘K’, your task is to find all the count of all sub-arrays whose sum is divisible by the given integer ‘K’.

Note:

If there exists...read more

Given an array of size 'N' return the count array such that COUNT[i] equals the number of element which are smaller than ARR[ i ] on its the right side.

For Example : ARR = [4,2,1,5] th...read more

You are given an array ‘ARR’ of length ‘N’ which is filled with the values such that ARR[i] = (2*i + 1). You have to perform operations on the ‘ARR’ to make all elements of...read more

You are given two strings 'S' and 'T' of lengths 'N' and 'M' respectively. Find the "Edit Distance" between the strings.

Edit Distance of two strings is the minimum number of steps required to make...read more

You are given an array of ‘N’ integers say ‘ARR’ and provided with other integer say ‘K’. Now you have to find the Rank of ‘ARR[K]’.

Note:

The rank of any element in ‘ARR’ is equal to the number...read more

Process vs thread
why we do threading, advantages of multithreading.
What is context switching?
Where do we store the process data when we do the context switching.
Memory layout of process.
What fields ...read more

What is critical section.
How does mutex work.
How does semaphores work and how it is implemented.
Binary vs counting semaphores.
Difference betweek mutex and binary semaphore.
Can we replace a code writ...read more

Explain meta tags in HTML

What Is Load Balancing?

Explain the CSS “box model” and the layout components that it consists of