Cognizant Software Engineer Interview Questions, Process, and Tips

Q1. What is circular dependency
Ans. 
Circular dependency occurs when two or more modules depend on each other directly or indirectly.
• Circular dependency can lead to compilation errors or runtime issues.

• It is important to avoid circular dependencies in software design.

• Example: Module A depends on Module B, and Module B depends on Module A.
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Questions about Java

Hackerrank test on basics of code

Multiple questions related to basic program

Q1. Writing length of string without length method
Ans. 
Use a loop to iterate through each character in the string and count the characters until reaching the end.
• Iterate through each character in the string using a loop

• Increment a counter for each character encountered

• Stop when reaching the end of the string
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Q1. Dotnet related question and various versions
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Q2. Sql server related questions
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Q1. With subject questions,joins, triggers,packages, procedure and functions.
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Q2. What is sequence
Ans. 
A sequence is a ordered list of elements or events following a specific pattern or order.
• A sequence can be in ascending or descending order.

• Examples include Fibonacci sequence, arithmetic progression, and DNA sequence.

• Sequences can be finite or infinite.
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Q3. What is views and materialized views
Ans. 
Views and materialized views are database objects that store queries and results for easy access and improved performance.
• Views are virtual tables created by a query, allowing users to access specific data without storing it physically.

• Materialized views are physical copies of query results that are stored on disk, improving performance by reducing the need to re-run the query.

• Materialized views need to be refreshed pe...read more
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Q4. What is the differences joins.
Ans. 
Joins are used in databases to combine rows from two or more tables based on a related column between them.
• Inner Join: Returns rows when there is at least one match in both tables.

• Left Join (or Left Outer Join): Returns all rows from the left table and the matched rows from the right table.

• Right Join (or Right Outer Join): Returns all rows from the right table and the matched rows from the left table.

• Full Join (or Full...read more
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Q5. What is difference procedure and functions.
Ans. 
Procedures do not return values while functions return values.
• Procedures are a set of instructions that perform a specific task without returning a value.

• Functions are a set of instructions that perform a specific task and return a value.

• Procedures are called using the CALL statement in SQL.

• Functions are called by using their name followed by parentheses containing any arguments.
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Easy questions and timing is sufficient

Q1. Asp.net mvc, and basics
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