Real Interview Questions
Cisco Interview Questions (Real, Asked)
8 real questions candidates were actually asked at Cisco interviews. Practice any of them out loud with Roundd AI and get instant feedback — free, no signup.
Practice these questions with AI feedback →- 1.
Explain the OSI model layers and how they differ from the TCP/IP model.
Software Engineer
- 2.
What is the difference between a router, a hub, and a switch?
Software Engineer
- 3.
Differentiate between DNS and DHCP, with an example of their usage.
Software Engineer
- 4.
Write code to check if two strings are the same using only bitwise operators.
Software Engineer
- 5.
In what conditions can code be optimized, and how does that optimization affect CPU and memory usage?
Software Engineer
- 6.
Explain how you stored passwords in your project database and what hashing methods you used.
Software Engineer
- 7.
Briefly explain the TCP/IP protocol.
Software Engineer
- 8.
Design a system for auction-style bidding.
Software Engineer