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Zeus Learning Interview Questions and Answers for Freshers
13 Interview questions
Generate all permutations of a string using a backtracking approach.
Backtracking involves exploring all possible configurations and abandoning those that don't meet criteria.
Start with an empty string and build permutations by adding one character at a time.
Use a boolean array to track which characters are already included in the current permutation.
Example: For the string 'abc', the permutations are 'abc', 'acb',...
To find the second largest element in an array, iterate through the array while tracking the largest and second largest values.
Initialize two variables: 'largest' and 'secondLargest' to negative infinity.
Iterate through each element in the array.
For each element, update 'largest' if the current element is greater than 'largest'.
If the current element is less than 'largest' but greater than 'secondLargest', update ...
JS in Java refers to JavaScript, a scripting language commonly used for web development.
JavaScript is a high-level, interpreted programming language.
It is commonly used for client-side web development.
JS can be embedded in HTML pages to add interactivity.
It is not the same as Java, which is a separate programming language.
Minimum 31 socks need to be taken out to get 15 pairs of socks
To get 15 pairs of socks, you need to have 30 socks of different colors
After taking out 30 socks, the next sock you take out will complete the 15 pairs
So, minimum 31 socks need to be taken out to get 15 pairs of socks
The weight of the pen is 4 kg.
To find the weight of the pen, we can set up the equation: pen weight = 2 kg + 1/2 of its own weight
Let x be the weight of the pen. The equation becomes: x = 2 + 1/2 * x
Solving for x, we get x = 4 kg
To correct the labels on 3 boxes with jumbled fruit labels, the least number of steps required is 2.
Pick a fruit from the box labeled 'apples + oranges', since it must contain both fruits.
Then pick a fruit from the box labeled 'oranges', as it cannot contain apples.
When designing an online carrom game, the saved data when the game is paused and resumed should include player scores, positions of coins, game state, and timer status.
Player scores should be saved to ensure continuity.
Positions of coins on the board should be saved to resume the game accurately.
Game state (such as whose turn it is) should be saved to maintain the flow.
Timer status should be saved to resume the ga...
Quality Assurance ensures that products meet high standards and customer expectations.
Ensures product quality and reliability
Identifies and fixes defects early in the development process
Increases customer satisfaction and trust in the product
Reduces risks and costs associated with product failures
A function that returns the addition and subtraction of two numbers.
Create a function that takes two numbers as input parameters.
Inside the function, calculate the sum of the two numbers and store it in a variable.
Calculate the difference of the two numbers and store it in another variable.
Return an array of strings containing the sum and difference.
HTTP is the protocol used for communication over web pages.
HTTP stands for Hypertext Transfer Protocol
It is the foundation of data communication on the World Wide Web
HTTP uses a client-server model where the web browser acts as the client and sends requests to the web server
The web server responds with the requested data in the form of HTML, images, videos, etc.
Zeus Learning Interview Experiences for Freshers
11 interviews found
Anonymous
I applied via Walk-in and was interviewed in Apr 2024. There were 4 interview rounds.
So prepare good amout of aptitude , and try to solve at least 15 Questions
It was an Online coding test 2 questions were there. difficulty (Easy and Medium).
The third round was again an coding round but it was a pen and paper test , it was in offline mode they will tell you the center after you will complete 2nd round.
In pen and paper test there are 10 coding questions and from topics array , string , recursion , Bit manipulation , BST , Linked List. so you have to solve at least 6-7 questions.
(3 Questions)
- Q1. Questions on HTML, CSS
- Q2. Permutations in string (Can you Backtracking approach). Always try to explain your approach
- Ans.
Generate all permutations of a string using a backtracking approach.
Backtracking involves exploring all possible configurations and abandoning those that don't meet criteria.
Start with an empty string and build permutations by adding one character at a time.
Use a boolean array to track which characters are already included in the current permutation.
Example: For the string 'abc', the permutations are 'abc', 'acb', 'bac...
- Q3. Explain your Project?
Prachi Jain
I applied via Campus Placement and was interviewed in Jul 2023. There were 3 interview rounds.
Logical + Quantitative questions +subjective round for QA -> questions to figure the mistake in designs
(5 Questions)
- Q1. 100 apples in 5 consecutive days, each day 6 more than the previous day, how many apples were eaten on the first day
- Ans. 8 + 14 + 20 + 26 + 32 = 100 -> Ans: 8
- Q2. 80 pairs of socks in a dark room, 40 black, 40 white, how many minimum number of socks need to be taken out to get 15 pairs of socks
- Ans.
Minimum 31 socks need to be taken out to get 15 pairs of socks
To get 15 pairs of socks, you need to have 30 socks of different colors
After taking out 30 socks, the next sock you take out will complete the 15 pairs
So, minimum 31 socks need to be taken out to get 15 pairs of socks
- Q3. 11 mins hourglass and 7 mins hourglass, use them both to calculate 15 mins
- Ans. 1. use both 11 and 7 at same time and stop as 7 empties on one side -> total = 7 and 11 mins divided in 4 + 7 2. flip 7 mins glass and let 4 mins emptied, stop as 4 mins passes -> total = 7 + 4 = 11 and 7 mins divided in 3 + 4 3. let 4 mins pass -> total = 7 + 4 + 4 = 15 mins
- Q4. Tell me about yourself
- Q5. Why Quality Assurance
(5 Questions)
- Q1. Tell me about yourself
- Q2. Pen weight = 2 kg + 1/2 of its own weight -> what is the weight of pen?
- Ans.
The weight of the pen is 4 kg.
To find the weight of the pen, we can set up the equation: pen weight = 2 kg + 1/2 of its own weight
Let x be the weight of the pen. The equation becomes: x = 2 + 1/2 * x
Solving for x, we get x = 4 kg
- Q3. 3 boxes with apples, oranges, apples + oranges --> labels are jumbled that is each box is labeled incorrectly, least number of steps required to correct the labels, considering each fruit we pick out is on...
- Ans.
To correct the labels on 3 boxes with jumbled fruit labels, the least number of steps required is 2.
Pick a fruit from the box labeled 'apples + oranges', since it must contain both fruits.
Then pick a fruit from the box labeled 'oranges', as it cannot contain apples.
- Q4. When designing an online carrom game, if the game is paused in between and then resumed again, what all things need to be saved?
- Ans.
When designing an online carrom game, the saved data when the game is paused and resumed should include player scores, positions of coins, game state, and timer status.
Player scores should be saved to ensure continuity.
Positions of coins on the board should be saved to resume the game accurately.
Game state (such as whose turn it is) should be saved to maintain the flow.
Timer status should be saved to resume the game wi...
- Q5. Two jugs -> 5L and 3L -> fill 4L using only them, while wasting the least amount of water
- Ans. 1. fill 5L and empty it in 3L ---> 5L has 2L and 3L has 3L 2. empty 3L ---> 5L has 2L and 3L has 0L 3. empty 5L into 3L ---> 5L has 0L and 3L has 2L 4. fill 5L to the top ---> 5L has 5L and 3L has 2L 5. fill 3L till full using 5L ---> 5L has 4L and 3L has 3L
Skills evaluated in this interview
Selected
I applied via Campus Placement and was interviewed in Oct 2023. There were 3 interview rounds.
Basic Aptitude test followed by 2 coding questions. Test was very easy.
This was pen and paper coding test, where we were given 20 questions and we had to write code on paper. Total time was 2-3 hr.
(1 Question)
- Q1. Technical Interview, 2 coding questions asked, 1 math question and Basics like OOP, Language specific, etc.
Interview Preparation Tips
- OOP
- Programming
- Maths
Dharmesh Vala
Selected
I applied via Campus Placement and was interviewed in Mar 2023. There were 3 interview rounds.
Test consist of 25 Apatitude Question and 10 Coding problems of Debugging code, Find Output, Set Matrixs, Valid Matrix, Height of N-ary Tree, Sorting, Linked List etc. So prepare well with standard dsa problems of any sheet (striver sheet)
(5 Questions)
- Q1. Technical Round consist of one coding question and detailed discussion on my smart india hackathon project and counter question on it with some of question on performance and security.
- Ans. Performance Technique in React/Node ReactJS Interview Question
- Q2. Find 2nd Largest Element in array
- Ans.
Iterate through array to find 2nd largest element
Iterate through array and keep track of largest and second largest elements
Handle edge cases like empty array or array with less than 2 elements
Example: ['3', '5', '2', '7', '1'] should return '5'
- Q3. Question on Redux also asked to pass information in reactjs.
- Ans. Before interview refer redux documentation and standard interview question.
- Q4. Authentication and Authorization question on my project
- Q5. Security issues in your project
Interview Preparation Tips
- Data Structures
- Algorithms
Make some project and learn development as well.
Before any interview prepare standard interview question on that tech stack.
Skills evaluated in this interview
Selected
My name is amar reverse the string without using inbuilt method
(1 Question)
- Q1. What is nodejs and what is promise. What is closures
- Ans.
Node.js is a runtime environment for executing JavaScript code outside of a web browser. Promises are objects representing the eventual completion or failure of an asynchronous operation. Closures are functions that have access to their own scope, as well as the scope in which they were defined.
Node.js is a runtime environment that allows you to run JavaScript on the server-side.
Promises are used in asynchronous progra...
Interview Preparation Tips
Good experience question was tricky but you will able to crack it
(1 Question)
- Q1. What is js in java
Interview Preparation Tips
Skills evaluated in this interview
I applied via Campus Placement and was interviewed in Sep 2022. There were 2 interview rounds.
25 questions of quants and logical and 10 questions of coding, some were debugging some were coding
(4 Questions)
- Q1. Discussion about my resume projects
- Q2. Return addition and subtraction of two numbers from the same function
- Ans.
A function that returns the addition and subtraction of two numbers.
Create a function that takes two numbers as input parameters.
Inside the function, calculate the sum of the two numbers and store it in a variable.
Calculate the difference of the two numbers and store it in another variable.
Return an array of strings containing the sum and difference.
- Q3. Print leaf nodes of binary tree
- Ans.
Print leaf nodes of binary tree
Traverse the tree recursively
If node is null, return
If node is leaf node, print it
Else, recursively traverse left and right subtrees
- Q4. What is the protocol used for communication over web pages
- Ans.
HTTP is the protocol used for communication over web pages.
HTTP stands for Hypertext Transfer Protocol
It is the foundation of data communication on the World Wide Web
HTTP uses a client-server model where the web browser acts as the client and sends requests to the web server
The web server responds with the requested data in the form of HTML, images, videos, etc.
Interview Preparation Tips
The interview was fairly simple they just want to know how good you are at thinking about solutions of a problem.
Skills evaluated in this interview
Swarali Gholave
Selected
I appeared for an interview before Jun 2024, where I was asked the following questions.
- Q1. Questions about testing - smoke test, sanity test
- Q2. A few puzzles
Qaunts , logical reasoning and verbal
after that techinal test , test is based on testing of website etc
(2 Questions)
- Q1. Logical questions 10 pair of socks in dark room chicken and rabbits in the farm
- Q2. Make a 3 digit password from the given condition
- Ans.
Create a 3 digit password based on given condition.
The condition for the password is not provided.
Without the condition, it is impossible to create a password.
The password should be strong and not easily guessable.
Interview Preparation Tips
I applied via Campus Placement and was interviewed in May 2022. There were 3 interview rounds.
Section-1
Logical reasoning questions.
Quantative questions.
Section -2
10 questions related to Software testing.
1) identify error
2) test cases for login page.
3) two picture are given we have to find the difference.
4) puzzle.
So on...............................
(1 Question)
- Q1. First technical round. 1) introduction 2) what is software testing. 3) test cases for login page. 4) logical mathmatics puzzle. 5) again one more 6) again same question. 7) thinking approach checked by g...
(1 Question)
- Q1. Second technical. Only asked one question maths questions asked to find cordinate of a rec corner. Only one question asked.
Interview Preparation Tips
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