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DRA-PCRF call flow involves Diameter messages between Diameter Routing Agent and Policy and Charging Rules Function.
Diameter messages are exchanged between DRA and PCRF for policy and charging control in a network.
DRA acts as a proxy between the PCRF and other network elements, routing Diameter messages.
PCRF provides policy control decision-making for subscriber sessions based on network policies.
Example: DRA receives ...
Basic Apptitude test. Can pass
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I applied via Campus Placement and was interviewed before Nov 2023. There were 3 interview rounds.
General aptitude questions
Use SQL query to find salary department wise
Use GROUP BY clause to group salaries by department
Use SUM() function to calculate total salary for each department
Join with department table if necessary to get department names
Linked list is a data structure where each node points to the next node.
Create a Node class with data and next pointer
Create a LinkedList class with head pointer
Implement methods to add, remove, search, and traverse the list
Implement Hash Map with array and linked list.
Create an array of linked lists
Hash function maps keys to array indices
Insert key-value pairs into linked lists
Handle collisions by chaining
Search for a key by hashing and traversing linked list
To create an immutable class in Java, follow these steps:
Make the class final
Make all fields private and final
Do not provide any setter methods
Initialize all fields via constructor
If any field is mutable, return a clone of it instead of the original object
I applied via Recruitment Consulltant and was interviewed before Feb 2023. There were 3 interview rounds.
Code in any language
The question seems to be asking about the candidate's experience in interviews.
Highlight specific experiences in previous interviews
Discuss any challenges faced during interviews and how they were overcome
Mention any successful outcomes or learnings from interviews
I applied via Referral
posted on 14 May 2022
I applied via Naukri.com and was interviewed before May 2021. There was 1 interview round.
I applied via Walk-in and was interviewed before Apr 2020. There were 5 interview rounds.
based on 1 interview
Interview experience
Senior Engineer
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Senior Software Engineer
19
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Project Lead
14
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Lead Engineer
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| ₹0 L/yr - ₹0 L/yr |
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