Telstra Java Full Stack Developer Interview Questions and Answers

Basic verbal and quants easy to medium level

Q1. Projects explanation, coding and logical thinking questions
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Q1. Difference between streams and parallel streams
Ans. 
Streams process elements sequentially, while parallel streams process elements concurrently.
• Streams process elements one by one in a sequential manner.

• Parallel streams process elements concurrently, potentially utilizing multiple threads for faster processing.

• Streams are suitable for smaller datasets or when order matters.

• Parallel streams are more efficient for larger datasets or when order is not important.

• Example: St...read more
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Q2. What is Static keyword in Java do?
Ans. 
Static keyword in Java is used to create class-level variables and methods that can be accessed without creating an instance of the class.
• Static variables are shared among all instances of a class.

• Static methods can be called without creating an object of the class.

• Static keyword can be used to initialize a variable only once.

• Example: public static int count = 0;
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Easy test basic knowledge is checked.

Q1. Background on what technologies you have worked.
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