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Wipro
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Reverse a given string by iterating through it backwards and appending each character to a new string.
Create a new empty string to store the reversed string
Iterate through the original string from the last character to the first character
Append each character to the new string
Return the new string as the reversed string
What people are saying about Wipro
I applied via Referral and was interviewed in Oct 2022. There were 3 interview rounds.
They asked questions regarding JAVA
Wipro interview questions for designations
Make sure you are good with Reasoning,English and Aptitude.
Prpeare yourself woth syntaxes and get thorough with medium hands-on
I applied via Recruitment Consulltant and was interviewed before Mar 2021. There were 2 interview rounds.
HashMap is a data structure that stores key-value pairs and provides constant time complexity for basic operations.
HashMap is implemented using an array of linked lists or a balanced tree.
It allows null values and at most one null key.
The put() method is used to insert a key-value pair into the HashMap.
The get() method is used to retrieve the value associated with a given key.
Example: HashMap
I applied via Campus Placement and was interviewed in Jul 2020. There was 1 interview round.
Java is platform independent due to its bytecode and JVM.
Java code is compiled into bytecode which is platform-independent.
JVM (Java Virtual Machine) interprets the bytecode and executes it on any platform.
JVM acts as an abstraction layer between the Java code and the underlying hardware.
This allows Java programs to run on any platform that has a JVM installed.
For example, a Java program written on a Windows machine ca...
I applied via Campus Placement and was interviewed before Jun 2020. There were 3 interview rounds.
I applied via Company Website and was interviewed in Oct 2018. There was 0 interview round.
I applied via Naukri.com and was interviewed before Oct 2019. There were 3 interview rounds.
based on 4 interviews
1 Interview rounds
based on 84 reviews
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