Infosys Test Engineer Interview Questions, Process, and Tips for Freshers

If you have good reasoning aptitude English one thing you can do is to watch pseudocode videos and understand the pattern.

Q1. Why we should hire you?
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Q2. What you know about Infosys?
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Q3. Tell me about yourself?
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Q1. On what project you had worked?
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Q2. What is method overloading and method overriding?
Ans. 
Method overloading is having multiple methods with the same name but different parameters. Method overriding is having a subclass method with the same name and parameters as a superclass method.
• Method overloading is used to provide different ways to call the same method with different parameters.

• Method overriding is used to provide a specific implementation of a method in a subclass that is already defined in the super...read more
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Q3. Discuss oops concepts.
Ans. 
OOPs concepts are the fundamental principles of object-oriented programming.
• Encapsulation - binding data and functions together

• Inheritance - reusing code from existing classes

• Polymorphism - ability of objects to take on multiple forms

• Abstraction - hiding implementation details from users

• Example: A car class can inherit properties from a vehicle class

• Example: Polymorphism can be seen in a shape class with different chil
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Normal quant and reasoning

Q1. Asked about what we mentioned in our resume and project we did in our college
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Q1. Generally questions like about family, salary, why do you want to join our company, future goals
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Q1. What is JDK in java?
Ans. 
JDK stands for Java Development Kit, which is a software development kit used for developing Java applications.
• JDK includes JRE (Java Runtime Environment) and development tools such as compiler, debugger, etc.

• It is necessary for compiling, debugging, and running Java programs.

• Examples of JDK versions include JDK 8, JDK 11, and JDK 15.
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Q2. What are Strings in Java?
Ans. 
Strings in Java are sequences of characters, represented by the String class.
• Strings are immutable in Java, meaning their values cannot be changed once they are created.

• Strings can be created using double quotes, such as "Hello World", or by using the String class constructor.

• String concatenation can be done using the '+' operator, for example: String fullName = firstName + lastName;
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Q3. What are Arrays in Java?
Ans. 
Arrays in Java are used to store multiple values of the same data type in a single variable.
• Arrays are declared with a specific data type and size.

• Elements in an array are accessed using their index, starting from 0.

• Example: String[] names = new String[5];
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Q4. Questions about your internships
Ans. Questions related to your college project (if you're a fresher)
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Q1. Technical is very tough here full of coding and stuffs
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Q2. Java related question
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Q3. Selenium related questions
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Q4. Software testing related questions
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Q5. SDET related questions
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Reasoning Question, and some coding based MCQ question

Oops and Basic coding question

Normal CAT exam syllabus but easier questions.

Basic coding questions. 2 simple programs

Q1. Easy interview, basically everyone should be able to clear if you know your basics
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Q2. Write an Sql script?
Ans. 
An SQL script is a set of instructions used to perform a specific task in a database.
• Start with a keyword like SELECT, INSERT, UPDATE, DELETE

• Specify the table(s) you want to query or modify

• Use conditions with WHERE clause to filter data

• Include functions like COUNT, SUM, AVG for calculations

• End with a semicolon to terminate the script
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Q3. Write linked list code
Ans. 
Implementing a linked list in code
• Define a Node class with data and next pointer

• Implement methods to add, remove, and search for nodes in the linked list

• Handle edge cases like empty list or adding/removing from the beginning or end
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Q4. Writebinary search
Ans. 
Binary search is a search algorithm that finds the position of a target value within a sorted array.
• Divide the array into two halves and compare the target value with the middle element

• If the target value is less than the middle element, search the left half. If greater, search the right half

• Repeat the process until the target value is found or the subarray is empty
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Q1. Nothing special just the usual things
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