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I applied via Monster and was interviewed in Jan 2022. There were 2 interview rounds.
To write a name program in Eclipse, create a new Java project and class, then write the code to print the name.
Create a new Java project in Eclipse
Create a new class in the project
Write the code to print the name using System.out.println()
Run the program to see the output
To run a Java program, compile the source code into bytecode and execute it using the Java Virtual Machine (JVM).
Compile the source code using the javac command
Execute the bytecode using the java command followed by the name of the class containing the main method
Pass any required command-line arguments as an array of strings
Ensure that the classpath is set correctly if the program requires external libraries
To compile a Java program, use the javac command followed by the name of the file with .java extension.
Open the command prompt or terminal
Navigate to the directory where the Java file is located
Type 'javac filename.java' and press enter
If there are no errors, a .class file will be generated
To run the program, type 'java filename' and press enter
I applied via Recruitment Consulltant and was interviewed before Feb 2023. There were 4 interview rounds.
3 questions in coding test-45mins-Java
Test cases will be written using XCTest framework and will cover all possible scenarios.
Identify all possible scenarios and edge cases
Write test cases using XCTest framework
Ensure test cases cover all scenarios and edge cases
Test cases should be automated and run on a regular basis
I will solve the challenges by analyzing the problem, researching possible solutions, and implementing the best approach.
Analyze the problem thoroughly
Research possible solutions
Implement the best approach
Collaborate with team members if necessary
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I applied via Naukri.com and was interviewed in Sep 2020. There were 3 interview rounds.
The HashMap class is used to represent key-value pairs in Java.
HashMap is a part of the Java Collections Framework.
It allows null values and only one null key.
It provides constant-time performance for basic operations like get and put.
Example: HashMap<String, Integer> map = new HashMap<>();
Abstraction is the process of simplifying complex systems by focusing on essential details and hiding unnecessary complexities.
Abstraction allows us to create models or representations of real-world objects or systems in software.
It helps in managing complexity by breaking down a system into smaller, more manageable parts.
Abstraction provides a level of indirection, allowing changes to be made in one part of the system...
try-catch is used in Java to handle exceptions and prevent program crashes.
try-catch blocks are used to catch and handle exceptions that may occur during program execution.
It allows the program to gracefully handle errors and prevent the program from crashing.
The try block contains the code that may throw an exception, and the catch block handles the exception.
Multiple catch blocks can be used to handle different types...
The statement to use for selecting based on integer inputs is the 'switch' statement.
The 'switch' statement allows for multiple cases to be evaluated based on the value of an integer input.
Each case represents a possible value of the input, and the corresponding code block is executed if the value matches.
The 'switch' statement also provides a 'default' case which is executed if none of the cases match the input value.
...
I applied via Campus Placement and was interviewed in Oct 2020. There was 1 interview round.
I appeared for an interview before Jun 2016.
I appeared for an interview before Aug 2016.
I applied via Company Website and was interviewed before Dec 2019. There were 3 interview rounds.
For loop is used for iterating over a range of values while for each loop is used for iterating over elements of an array.
For loop is used when the number of iterations is known beforehand.
For each loop is used when the number of iterations is not known beforehand.
For loop can be used with any iterable object.
For each loop can only be used with arrays and other iterable objects.
For loop uses an index variable to access...
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