Planit Testing India Test Engineer Interview Questions and Answers

Q1. Tell me about yourself.
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Q1. Sort an array of integer in Javascript
Ans. 
Use the built-in sort() method in JavaScript to sort an array of integers.
• Use the sort() method with a compare function to sort the array in ascending order.

• For descending order, return b - a instead of a - b in the compare function.

• Example: let arr = [3, 1, 5, 2]; arr.sort((a, b) => a - b);
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Q2. Rotate an array
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Rotate an array of strings by a specified number of positions.
• Create a new array to store the rotated elements.

• Use modulo operator to handle cases where the rotation count exceeds the array length.

• Copy elements from original array to the new array based on the rotation count.

• Return the rotated array.
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Coding test are just basic Array and linkedList question

Q1. Explain 4 pillar of oops
Ans. 
The 4 pillars of OOP are Inheritance, Encapsulation, Abstraction, and Polymorphism.
• Inheritance allows a class to inherit properties and behavior from another class.

• Encapsulation restricts access to certain components of an object, protecting its integrity.

• Abstraction hides complex implementation details and only shows the necessary features.

• Polymorphism allows objects of different classes to be treated as objects of a
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Q2. Internal working of Hashmap
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HashMap is a data structure that stores key-value pairs and uses hashing to quickly retrieve values based on keys.
• HashMap internally uses an array of linked lists to store key-value pairs.

• When a key-value pair is added, the key is hashed to determine the index in the array where it will be stored.

• If multiple keys hash to the same index, a linked list is used to handle collisions.

• Retrieving a value involves hashing the ...read more
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Q3. Crud operation implementation
Ans. 
Implementation of Create, Read, Update, and Delete operations in a software system.
• Use SQL queries for database operations

• Create separate functions for each operation

• Handle errors and exceptions properly

• Test thoroughly to ensure functionality

• Consider security measures to prevent unauthorized access
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Q1. Why are you chaning the organisation?
Ans. 
Seeking new challenges and opportunities for growth.
• Looking for a new environment to learn and develop new skills

• Interested in working on different projects and technologies

• Seeking better career advancement opportunities

• Wanting to work in a more collaborative team environment
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Q1. Tell me about yourself.
Ans. 
I am a dedicated and detail-oriented Test Engineer with a strong background in software testing and quality assurance.
• Experienced in creating test plans, test cases, and executing tests

• Proficient in using testing tools such as Selenium and JIRA

• Skilled in identifying and documenting software defects

• Strong analytical and problem-solving skills

• Excellent communication and teamwork abilities
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30 mins Aptitude Question

30 mins - 3 Coding Question

Q1. Describe Rest API
Ans. 
Rest API is a set of rules and conventions for building and interacting with web services using HTTP methods.
• Rest API stands for Representational State Transfer Application Programming Interface.

• It uses standard HTTP methods like GET, POST, PUT, DELETE to perform CRUD operations.

• RESTful APIs use URLs to access resources, and return data in JSON or XML format.

• Stateless communication allows for scalability and flexibilit...read more
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Q2. What is various Response code. Diffenrence b/w 200 & 201, 400 & 403
Ans. 
Response codes indicate the status of a HTTP request. 200 & 201 are success codes, while 400 & 403 are client error codes.
• 200 - OK: Request was successful

• 201 - Created: Request was successful and a new resource was created

• 400 - Bad Request: The server cannot process the request due to a client error

• 403 - Forbidden: The server understood the request, but refuses to authorize it
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Q1. Questions related to Java, Spring, Rest API
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