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HackerRank Sdet-I Interview Questions and Answers
HackerRank Sdet-I Interview Experiences
1 interview found
Selected
I applied via Referral and was interviewed in Jul 2022. There were 5 interview rounds.
It consisted 3 questions, first was coding, second was xPath and third was test cases
(1 Question)
- Q1. 2 coding questions, 1 selector question, then general questions of Java and testing.
This was regarding testing processes, questions about testing processes, RCA, test cases
(1 Question)
- Q1. General HR and behavioral round
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I applied via Company Website and was interviewed before Dec 2021. There were 7 interview rounds.
1 hours - DSA Round and MCQs related to DSA and Automation
(2 Questions)
- Q1. 2 DSA Quesions(LC Medium & Medium Hard)
- Q2. Questions related to Automation
(2 Questions)
- Q1. Questions related to Automation
- Q2. 2 DSA Questions(LC Easy * Medium
(1 Question)
- Q1. Situation Based Questions
(1 Question)
- Q1. Technical domain questions
(1 Question)
- Q1. Normal HR/Technial questions
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- DSA
- Automation Testing
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Experience: PAPER DURATION: 3 hours
NO. OF QUESTIONS: 2 (20 marks each)
MAXIMUM MARKS: 20*2 = 40 marksQUESTION 1:
JSON Prettier:-Write a program which takes JSON as input and gives prettified JSONYou need to read JSON from STDIN. Input gives one line of uglified JSON.Output should be formatted JSON. Check the standard output link.Use 2 white spaces (not‘\t’) for one indentation.SAMPLE INPUT:{“group” : {list : [1,2,3]}, “list” : [“a”,”b”,”c”]}SAMPLE OUTPUT:{“group” : {List : [1,2,3]},“list” : [“a”,”b”,”c”]}EXPLANATION: Input will be uglifiedjson in one line and output will be prettified format of that. QUESTION 2:XML parse plus series computationEvaluate an expression given in XML format. Keys will be Expr- contains the entire expression. Elem – contains the digit, sum, Prod- contains two or more keys whose evaluation needs to be summed or multiplied respectively. Sub will contain 2 keys or more, where the second key onwards will have to be subtracted from the first one. Div- will contain 2 keys in which first key will need to be divided by second. SAMPLE INPUT:
20EXPLANATION:Input will be xml file through standard input. End of xml file marked by .
Duration: 180 minutes
Total Questions: 2
College Name: NA
I applied via Campus Placement and was interviewed before Sep 2023. There was 1 interview round.
Equation, ratio and proportion
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I applied via LinkedIn and was interviewed in Aug 2024. There was 1 interview round.
1 hr test on HackerEarth platform, DSA questions
Selected
(1 Question)
- Q1. DB Schema Design
(1 Question)
- Q1. REST API, SQL and SOLID Principles
(1 Question)
- Q1. Resume Based Round with Manager
(1 Question)
- Q1. It was basically a salary negotiation round.
Selected
I applied via LinkedIn and was interviewed before Jul 2023. There were 3 interview rounds.
Basic DSA questions were asked.
(1 Question)
- Q1. Discussion over React fundamentals.
(1 Question)
- Q1. Normal HR questions and negotiation
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Round 1 -> Coding interview -> ask 2 Leetcode problems
Round 2-> HR
I applied via Referral and was interviewed before Jul 2021. There were 2 interview rounds.
(6 Questions)
- Q1. Question on anagram whether we can form with given strings
- Q2. Play random song from list without repetition
- Ans.
Use Fisher-Yates shuffle algorithm to play songs randomly without repetition.
Create an array of songs
Use Fisher-Yates shuffle algorithm to shuffle the array
Play the first song in the shuffled array
Remove the first song from the array
Repeat steps 3-4 until all songs have been played
- Q3. Reverse the linked list
- Ans.
Reverse a linked list
Iterate through the linked list and change the direction of the pointers
Keep track of the previous, current, and next nodes
Set the head of the linked list to the last node after reversing
- Q4. Range sum with the queries
- Q5. Hashing on 2d matrix counting max 1
- Ans.
Hashing algorithm to count maximum number of 1s in a 2D matrix.
Create a hash table to store the count of 1s in each row.
Traverse through each row and update the count in the hash table.
Find the row with the maximum count of 1s in the hash table.
Return the count of 1s in that row.
- Q6. React interviews hooks
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Software Developer Interview Questions & Answers
Prime Focus Technologies
Anonymous
posted on 30 Oct 2023
(2 Questions)
- Q1. Explain basics of c#
- Ans.
C# is a programming language developed by Microsoft for building a wide range of applications on the .NET framework.
C# is an object-oriented language with features like classes, inheritance, and polymorphism.
It is strongly typed, meaning variables must be declared with a specific data type.
C# supports modern programming concepts like async/await for asynchronous programming.
It is commonly used for developing desktop, w...
- Q2. C# basics oops sql server
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