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posted on 26 Jun 2023
I applied via Approached by Company and was interviewed before Jun 2022. There were 3 interview rounds.
Performance tuning for long running queries involves optimizing query structure, indexing, and server resources.
Identify and optimize slow query components
Use indexes to speed up data retrieval
Consider server resources like memory and CPU usage
Use query execution plans to analyze and improve query performance
SQL Server installation involves several steps to set up the database management system on a server.
Download the SQL Server installation file from the official Microsoft website.
Run the installation file and follow the on-screen instructions to set up the server instance.
Configure server settings such as authentication mode, collation, and data directories.
Choose the features to install, such as database engine, report...
Taking a backup of a database involves creating a copy of the database's data and storing it in a separate location for safekeeping.
Use database management tools like SQL Server Management Studio or MySQL Workbench to schedule regular backups.
Consider using cloud storage services like Amazon S3 or Google Cloud Storage for storing backups offsite.
Implement a backup strategy that includes full backups, differential backu...
Failed login attempts report can be checked in the database server logs or security event logs.
Check database server logs for failed login attempts
Look for security event logs in the operating system
Use monitoring tools to track and report failed login attempts
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I applied via Referral and was interviewed in Dec 2020. There were 5 interview rounds.
I applied via Naukri.com and was interviewed in Oct 2019. There were 3 interview rounds.
I applied via Walk-in and was interviewed before Mar 2020. There were 5 interview rounds.
SQL joins are used to combine data from two or more tables based on a related column.
Joins are used to retrieve data from multiple tables in a single query
Common types of joins include inner join, left join, right join, and full outer join
Joins are performed based on a related column between the tables
Example: SELECT * FROM table1 INNER JOIN table2 ON table1.column = table2.column
Oops concepts are the fundamental principles of object-oriented programming.
Abstraction: Hiding implementation details and showing only necessary information.
Encapsulation: Binding data and functions together in a single unit.
Inheritance: Acquiring properties and behavior of a parent class by a child class.
Polymorphism: Ability of an object to take many forms or have multiple behaviors.
Example: A car is an object that ...
Linked lists are a data structure consisting of nodes that point to the next node in the list.
Each node contains a value and a pointer to the next node.
Linked lists can be singly or doubly linked.
Insertion and deletion are efficient, but random access is not.
Examples include a queue, stack, and adjacency list.
A collection framework is a set of classes and interfaces that provide a way to store and manipulate groups of objects.
It provides implementations of commonly used data structures like lists, sets, maps, etc.
It allows for easy manipulation of data stored in these structures.
Examples include Java's Collection and Map interfaces and their implementations like ArrayList, HashSet, and HashMap.
I applied via Recruitment Consultant and was interviewed in Mar 2021. There were 3 interview rounds.
I applied via Naukri.com and was interviewed in Apr 2021. There were 3 interview rounds.
I applied via Naukri.com and was interviewed before Jan 2021. There were 4 interview rounds.
IaaS, PaaS and SaaS are cloud computing models that differ in the level of control and responsibility of the user.
IaaS (Infrastructure as a Service) provides virtualized computing resources like servers, storage, and networking. Examples include Amazon Web Services (AWS) and Microsoft Azure.
PaaS (Platform as a Service) provides a platform for developing, testing, and deploying applications. Examples include Google App ...
I applied via Naukri.com and was interviewed in Dec 2020. There were 3 interview rounds.
I applied via Naukri.com and was interviewed in Nov 2020. There were 3 interview rounds.
I applied via Referral and was interviewed in Oct 2020. There were 3 interview rounds.
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