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SQL queries for multiple questions
Use SELECT statement to retrieve data from tables
Use WHERE clause to filter data based on conditions
Use JOIN clause to combine data from multiple tables
Use GROUP BY clause to group data based on a column
Use ORDER BY clause to sort data based on a column
I applied via Recruitment Consulltant and was interviewed in Oct 2024. There were 3 interview rounds.
Use streams to find and output the code of the second most frequent character in a string.
Use Java streams to convert the string to a character array
Use Collectors.groupingBy to group characters by count
Sort the map by value to find the second most frequent character
Return the code of the second most frequent character
Utilize streams to filter and map elements in an array of strings
Use stream.filter() to filter elements based on a condition
Use stream.map() to transform elements into a new form
Example: List
OOPS (Object-Oriented Programming) is a programming paradigm based on the concept of objects, which can contain data in the form of fields and code in the form of procedures.
OOPS focuses on the creation of objects that interact with each other to solve a problem.
It involves concepts like classes, objects, inheritance, polymorphism, and encapsulation.
Example: Inheritance allows a class to inherit properties and behavior
Swapping two numbers without using a third variable in Java.
Use bitwise XOR operation to swap two numbers without using a third variable.
Example: int a = 5, b = 10; a = a ^ b; b = a ^ b; a = a ^ b; // Now a = 10, b = 5
I applied via Walk-in and was interviewed in Mar 2024. There were 2 interview rounds.
We have to write an SI
I applied via Naukri.com and was interviewed before May 2023. There were 2 interview rounds.
I applied via Job Portal and was interviewed in Nov 2021. There was 1 interview round.
I applied via Naukri.com
IT Service Management (ITSM) processes are a set of activities that help organizations design, deliver, manage, and improve IT services.
ITSM processes include incident management, problem management, change management, service level management, and more.
These processes help ensure that IT services are aligned with the needs of the business and delivered efficiently.
For example, incident management involves resolving IT...
Problem management involves identifying, analyzing, and resolving recurring issues to prevent future incidents.
Identifying root causes of problems
Implementing solutions to prevent recurrence
Documenting and tracking problems and resolutions
Collaborating with other teams to address systemic issues
I applied via Naukri.com and was interviewed in Feb 2021. There was 1 interview round.
TCS
Accenture
Wipro
Cognizant