Radius Synergies Interview Questions and Answers

Q1. Difference btwn jdk , jre and jvm
Ans. 
JDK is a development kit that includes JRE and tools for developing Java applications. JRE is a runtime environment for executing Java programs. JVM is a virtual machine that runs Java bytecode.
• JDK (Java Development Kit) includes JRE (Java Runtime Environment) and development tools like compiler and debugger.

• JRE (Java Runtime Environment) is a software package that provides the libraries and components necessary for ru...read more
Answered by AI
Add your answer
Q2. Difference btwn static and volatile
Ans. 
Static variables are shared among all instances of a class, while volatile variables are used to indicate that a variable's value will be modified by different threads.
• Static variables are initialized only once at the start of the program and retain their value throughout the program's execution.

• Volatile variables are used to ensure visibility of changes to variables across multiple threads.

• Static variables are accesse...read more
Answered by AI
Add your answer
Q3. What is final keyword
Ans. 
Final keyword is used in Java to declare constants, prevent method overriding, and prevent class inheritance.
• Used to declare constants - value cannot be changed once assigned

• Prevents method overriding - method cannot be overridden in child classes

• Prevents class inheritance - class cannot be extended
Answered by AI
Add your answer
Q4. Difference btwn paralle stream and stream
Ans. 
Parallel stream allows processing elements concurrently, while stream processes elements sequentially.
• Parallel stream can improve performance by utilizing multiple threads for processing.

• Stream processes elements one by one in a sequential manner.

• Example: stream().parallel() vs stream().sequential()
Answered by AI
Add your answer
Q5. What is stream used for
Ans. 
Streams are used in Java to process collections of objects in a functional style.
• Streams allow for concise and readable code when working with collections.

• They support operations like filter, map, reduce, and collect.

• Streams can be sequential or parallel, depending on the processing requirements.

• Example: List names = Arrays.asList("Alice", "Bob", "Charlie"); names.stream().filter(name -> name.startsWith("A")).forEach(S
Answered by AI
Add your answer

There will be some mcq and coding questions.

Q1. This is will be a 30 mins interview.
Add your answer
Q2. Questions on python,networking,ds,os
Add your answer

Q1. Coding question on c,c++,python. Basics of networking ,oops and os.
Add your answer