Priority Technology Holdings Test Engineer Interview Questions and Answers

Q1. Revise well concept of testing automation manual
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Technology boon or curse 8 members 15 Minute happened

Q1. Write a Java Program to reverse a string
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Java program to reverse a string
• Create a char array from the input string

• Use two pointers to swap characters at opposite ends

• Continue swapping until the pointers meet in the middle
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Q2. Write a program to find duplicate in given string and print the count of characters
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Program to find duplicates in a given string and print the count of characters
• Iterate through each character in the string and store the count of each character in a hashmap

• Print the characters with count greater than 1 to find duplicates

• Handle both uppercase and lowercase characters separately if needed
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Q1. API test cases, API workflow
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Q2. Test cases for mobile recharge
Ans. 
Test cases for mobile recharge feature
• Verify user can successfully recharge their mobile with valid amount

• Verify user receives confirmation message after successful recharge

• Verify user cannot recharge with invalid amount

• Verify user cannot recharge with insufficient balance

• Verify user cannot recharge if network connection is lost
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Q1. Explain SOLID principle
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SOLID is a set of five design principles to make software designs more understandable, flexible, and maintainable.
• S - Single Responsibility Principle: A class should have only one reason to change.

• O - Open/Closed Principle: Software entities should be open for extension but closed for modification.

• L - Liskov Substitution Principle: Objects of a superclass should be replaceable with objects of its subclasses without aff...read more
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Q2. Memory Allocation in Java
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Memory allocation in Java is managed by the JVM using the heap and stack memory areas.
• Java uses the heap memory for storing objects and the stack memory for storing method calls and local variables.

• Memory allocation in Java is automatic and managed by the garbage collector.

• Java provides the 'new' keyword to allocate memory for objects on the heap.

• Primitive data types are stored on the stack, while objects are stored on
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Hacker earth coding round

Q1. About java and selenium based frameworks
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Q2. Database queries
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Q1. Have you worked in an agile environment before?
Ans. 
Yes, I have worked in an agile environment before.
• I have experience working in Scrum and Kanban methodologies

• I have participated in daily stand-up meetings, sprint planning, and retrospectives

• I have collaborated closely with developers, product owners, and other team members to deliver high-quality software
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Q1. Introduction nd experience
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Q1. General questions
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Q1. Engineering questions. Problem solving
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1-1 with the HR head

Q1. Regular questions
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Reasoning, aptitude, mathematics

Q1. Question about basic of c , java, dbms, os cloud computing ,oops concept
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DSA , JAVA , dynamic Programing