This is first set of Nagravision interview questions . These given below Nagravision Interview questions were asked candidate who was having 5 years of experience in networking domain.
Date of Interviews: 02 / 02/ 2020
Face to face: 2 rounds
1: Tell me about yourself and projects.
2: What is DHCP (Dynamic Host Configuration Protocol). About DHCP packet.
3: What is DORA process in DHCP. DORA stands for: Discover, Offer, Request, Accept.
4: What are TCP and UDP protocols. Describe about TCP / UDP packets.
5: How sequence number works in tcp connections.
6: What is SYN or ACK in TCP and how it is stored in packet.
8: Explain OSI (Open Systems Interconnection) model.
9: Explain process and threads in Operating system in very depths.
10: extern and static variable in C language.
11: What is protobuff. Write one simple proto file of student info.
12: What is IPsec protocol. In IPSec protocol, explain about AH(authentication header), ESP (Encapsulation security packet) and how it works.
13: How NATing works in networking.
14: Explain types of IP class (Class A ip, Class B ip, Class C ip, Class D ip and Class E ip)
15: Difference between mutex and semaphore. When to use mutex and when to use semaphore.
16: Write a program to reverse linked list.
17: Write a program to reverse an integer.
18: Write a program to insert a node at any position in linked list. Take care all the corner cases.
19: Write a program to delete a node at any position in linked list. Take care all the corner cases.
20: What is Race condition in OS.
21: Scope and life cycle of static and extern variable.
22: Memory layout of C program.
23: How to define MACRO like C in go lang.
24: How to use IF ELSE macro in Go lang.
25: What is little and big endian.
To learn more about technical stuff, Please refer given below link.