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The pillars of OOP are encapsulation, inheritance, and polymorphism.
Encapsulation: bundling of data and methods into a single unit
Inheritance: ability to create new classes from existing ones
Polymorphism: ability to use a single interface for multiple types
Web API security mechanisms protect against unauthorized access and ensure data integrity.
Authentication: Verify the identity of the user or client accessing the API.
Authorization: Determine what actions the authenticated user or client is allowed to perform.
Encryption: Securely transmit data over the network using encryption algorithms.
Input validation: Validate and sanitize user input to prevent common security vulne...
Deadlock in SQL occurs when two or more transactions permanently wait for each other to release resources.
Deadlock happens when two or more transactions acquire locks on resources and wait for each other indefinitely.
It can occur due to poor transaction scheduling, lock contention, or incorrect use of transactions.
To prevent deadlock, use proper transaction isolation levels, minimize lock contention, and ensure transac...
I applied via LinkedIn and was interviewed before Jun 2023. There were 3 interview rounds.
I applied via Naukri.com and was interviewed in Mar 2020. There were 4 interview rounds.
Rotational shifts refer to working in different shifts at different times. Web service flow is the sequence of steps involved in a web service request. Checking ports on Unix or Solaris machine involves using the netstat command.
Rotational shifts involve working in different shifts at different times, such as day shift, night shift, and swing shift.
Web service flow involves a sequence of steps, such as sending a reques...
posted on 9 Sep 2020
I applied via Naukri.com and was interviewed in Aug 2020. There were 4 interview rounds.
posted on 5 May 2017
I appeared for an interview in Nov 2016.
based on 2 interviews
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