Software Developer fresher Interview Questions and Answers for Freshers

Python is a high-level programming language known for its simplicity and readability.

• Python is an interpreted language, which means it does not need to be compiled before running.

• It has a large standard library that provides many pre-built functions and modules.

• Python supports multiple programming paradigms, including procedural, object-oriented, and functional programming.

• Some of the keywords in Python include 'if', 'else', 'for', 'while', 'def', 'class', 'import', 'try', 'e...read more

Opps concept and comparison between Java and Python

• OOPs concept is a programming paradigm that focuses on objects and their interactions

• Java is a statically typed language with strong OOPs support and is used for enterprise applications

• Python is a dynamically typed language with OOPs support and is used for scripting and data analysis

• Java has a larger community and is more suitable for large-scale projects

• Python has a simpler syntax and is more suitable for small-scale projec...read more

Hashtable and Hashmap are both implementations of Map interface in Java.

• Hashtable is synchronized while Hashmap is not.

• Hashtable does not allow null keys or values while Hashmap allows one null key and any number of null values.

• Hashtable is slower than Hashmap due to synchronization.

• Hashtable is thread-safe while Hashmap is not.

• Hashtable is considered legacy while Hashmap is the preferred implementation.

Java output variables input

• Java methods can have input parameters and output variables

• Output variables are used to return values from a method

• Output variables must be declared with a data type

• Output variables can be of any data type including arrays and objects