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I applied via Naukri.com and was interviewed in Jan 2024. There was 1 interview round.
I applied via Naukri.com and was interviewed in Mar 2024. There was 1 interview round.
Merge two arrays in sorted manner.
Saksoft interview questions for popular designations
Hashmap is a data structure that stores key-value pairs and allows for fast retrieval of values based on keys.
Hashmap uses a hashing function to map keys to indices in an array.
It allows for constant time complexity O(1) for insertion, deletion, and retrieval operations.
Example: HashMap
String is immutable, while StringBuffer is mutable in Java.
String is immutable, meaning once created, it cannot be changed. StringBuffer is mutable and can be modified.
StringBuffer is synchronized, making it thread-safe. String is not synchronized.
StringBuffer is more efficient for concatenating multiple strings due to its mutable nature.
Example: String str = "Hello"; StringBuffer sb = new StringBuffer("Hello");
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I applied via Recruitment Consulltant and was interviewed in Oct 2023. There were 2 interview rounds.
Find Arrays in prime numbers and sorting arrays
I applied via Referral and was interviewed before Dec 2023. There was 1 interview round.
Performance tuning in SQL store procedures involves optimizing the code to improve execution speed and efficiency.
Identify and eliminate unnecessary code
Use appropriate indexing to speed up data retrieval
Avoid using cursors and loops whenever possible
Optimize query execution plan
Consider using stored procedures for frequently executed queries
Index optimization in SQL Server involves creating, maintaining, and optimizing indexes to improve query performance.
Identify and create indexes on columns frequently used in WHERE clauses
Regularly update statistics to ensure the query optimizer has accurate information
Consider using included columns to cover queries that require additional columns not in the index key columns
Avoid over-indexing as it can lead to decre...
SQL Profiler is a tool used to monitor and capture SQL Server events and performance data.
SQL Profiler helps in identifying and troubleshooting performance issues in SQL Server.
It captures events like queries, stored procedures, errors, and more.
Allows users to analyze the captured data to optimize database performance.
Can be used to trace and monitor specific activities in real-time.
Helps in identifying slow queries a...
Temp tables are temporary tables used to store intermediate results, while CTEs are temporary result sets defined within a query.
Temp tables are physical tables that are created in the tempdb database and can be used multiple times within a session.
CTEs (Common Table Expressions) are temporary result sets that are defined within a query and can only be referenced within that query.
Temp tables persist until they are exp...
I applied via Naukri.com and was interviewed in Nov 2022. There were 2 interview rounds.
I applied via Campus Placement and was interviewed before Apr 2023. There was 1 interview round.
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