FIS QA Engineer Interview Questions and Answers

Q1. Java coding output predict related questions , try catch , string concept
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Q2. Switch case
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Q3. Inheritance
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Q4. What challanges faced in automation
Ans. 
Challenges in automation include dynamic UI elements, data synchronization, and maintenance of test scripts.
• Dynamic UI elements can be challenging to automate as they may change frequently.

• Data synchronization between different systems can be difficult to achieve in automation.

• Maintenance of test scripts can be time-consuming, especially when application changes frequently.
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Q1. How to read the data and assert with db value in api automation
Ans. 
To read data and assert with db value in API automation, use API response to extract data and compare with database query result.
• Extract data from API response using JSON parsing libraries like Gson or Jackson

• Execute database query to retrieve expected value

• Compare the extracted data with the database value using assertion libraries like TestNG or JUnit
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Q2. 401 & 403 status code
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Q1. Managerial behavioural questions
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Q1. Xpath/ diffrence between "/" &"//" basic programs java
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In Aptitude asked very common question in verbal quants.

Q1. In technical round tested coding knowledge
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Q1. Disscussed about salary package details
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Q1. Normal qa manual Functional questions.
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Q1. Web application testing, manual testing questions.
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2 coding ques in 1 hr

Q1. Core java and oops
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Q2. Use of this keyword in java
Ans. 
The 'this' keyword in Java refers to the current instance of the class.
• Used to refer to instance variables or methods of the current object

• Can be used to differentiate between instance variables and local variables with the same name

• Can be passed as an argument to other methods
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Q3. Difference between final and finally
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final is a keyword used in Java to declare constants, while finally is a block of code used in exception handling to ensure a piece of code is always executed.
• final is used to declare constants in Java, its value cannot be changed once assigned

• finally is a block of code used in exception handling to ensure a piece of code is always executed, regardless of whether an exception is thrown or not

• Example: final int MAX_VALU...read more
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Q4. Basic principles of oops
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Basic principles of OOP include encapsulation, inheritance, and polymorphism.
• Encapsulation: Bundling data and methods that operate on the data into a single unit (class).

• Inheritance: Ability of a class to inherit properties and behavior from another class.

• Polymorphism: Ability to present the same interface for different data types.

• Example: A 'Car' class may have properties like 'color' and 'model', and methods like 'st
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Q5. Method over riding and method overloading
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Q1. SQL query with join
Ans. 
SQL query with join
• Use JOIN keyword to combine rows from two or more tables based on a related column between them

• Specify the columns to select from each table in the SELECT statement

• Use ON keyword to specify the join condition
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Q1. SQL query with join
Ans. 
SQL query with join
• Use JOIN keyword to combine rows from two or more tables based on a related column between them

• Specify the columns to select from each table

• Use ON keyword to specify the join condition
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Q1. HR Round for Company review & offer
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