Enzigma Software Quality Assurance Engineer Interview Questions and Answers

Easy, simple aptitude questions. 50 questions had to be solved in 15 minutes.

Hackerrank test. MCQs on DSA. 1 coding question and two SQL queries.

Q1. Technical + Managerial round of around 1 hour. Questions were asked mostly on resume and projects done.
Add your answer

Q1. Questions on basics of data structures and database.
Add your answer

Basic DSA questions related to string and hashmap

Q1. Return true if the sentence use all the vowels else false
Ans. 
Check if a sentence contains all vowels (a, e, i, o, u) at least once.
• Convert the sentence to lowercase to ensure uniformity.

• Use a set to track the vowels found in the sentence.

• Iterate through the sentence and add vowels to the set.

• At the end, check if the set contains all five vowels: a, e, i, o, u.

• Example: 'The quick brown fox jumps over a lazy dog' returns true.
Answered by AI
Add your answer
Q2. When to use BFS, DFS and basic DSA questions?
Add your answer

The test was very weird one.
They did have planned anything for the test, They came and given a link on bit.ly and given an another link that is in google form for the answers.
And they selection of people for second round is not sensible.

This round was also be a weird.
They give each candidates with different questions.
They told us to write logic on the paper and you can use internet for your reference.
But after this round they announced the results but that is not in genuine one.

Q1. Basic dsa questions predict output
Ans. 
Understanding basic data structures and algorithms is crucial for predicting outputs in coding challenges.
• Data structures like arrays, linked lists, and trees are fundamental.

• Algorithms such as sorting and searching are commonly tested.

• Example: Predicting output of a sorting algorithm on an array.

• Example: Understanding how recursion works in a binary tree traversal.
Answered by AI
Add your answer

Medium level problem,

Q1. Based on resume
Add your answer

45 min apps and technical question

45 min coding round you can refer net for first 15 min

Q1. Resume based questions
Ans. 
I have a strong background in software development with experience in various programming languages and project management.
• Bachelor's degree in Computer Science from XYZ University.

• 3 years of experience working as a software developer at ABC Corp, focusing on web applications.

• Proficient in languages such as Java, Python, and JavaScript, with a recent project involving a full-stack application using React and Node.js.

• Ex...read more
Answered by AI
Add your answer
Q2. Event loop in nodejs
Ans. 
Event loop in Node.js manages asynchronous operations by executing callback functions when certain events occur.
• Event loop is responsible for handling I/O operations, timers, and callbacks in Node.js

• It allows Node.js to perform non-blocking operations efficiently

• Event loop continuously checks the event queue for new events to execute
Answered by AI
Add your answer
Q3. Javascript es6 questions
Add your answer

Q1. Promises in javascript
Ans. 
Promises in JavaScript are objects representing the eventual completion or failure of an asynchronous operation.
• Promises are used to handle asynchronous operations in JavaScript.

• They can be in one of three states: pending, fulfilled, or rejected.

• Promises can be chained using .then() to handle success and .catch() to handle errors.
Answered by AI
Add your answer