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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 2 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 was interviewed in Jan 2025.
Simple aptitude test
Medium python code and that was easy to understand
Circuit breaker design pattern is used to prevent a system from repeatedly trying to execute an operation that is likely to fail.
Circuit breaker monitors the number of failures and trips when a threshold is reached.
It can be reset after a certain period of time to check if the operation is successful again.
Helps in improving system stability and resilience by handling failures gracefully.
Transformer stage is a processing stage in IBM InfoSphere DataStage used for data transformation.
Used for transforming data from source to target in DataStage
Can perform various operations like filtering, aggregating, joining, etc.
Supports parallel processing for efficient data transformation
Coding test followed by technical discussion
Governer limits are restrictions set by Salesforce to prevent code from consuming too much resources.
Governer limits are restrictions set by Salesforce to ensure efficient use of resources.
They include limits on CPU time, heap size, SOQL queries, DML statements, etc.
Exceeding these limits can result in exceptions like 'Apex CPU time limit exceeded'.
based on 4 interviews
1 Interview rounds
based on 79 reviews
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