1) First you are filtered through a Amcat Test
Which has few technical.mcq with 3 debugging codes, wherin simple code is missing and you need to debug/insert a code, 20 minutes for 3 codes
OR an on paper test that includes about 40 Mcq's including topics Linux, sql, networking.
2) After being selected for that, there is a face to face interview wherin questions related to these topics are asked
Database :
Knowing the SQL Queries
Knowing about joins,subqueries,constraints etc.
Basic database troubleshooting (Like Can’t login, Can’t connect to the database)
Basic RDMS concept (they can refer tutorial point for the same DBMS topic)
Networking :
· Difference between router, switch.
· What is a Broadcast Domain?
· DHCP DORA process
· DNS – detailed explanation. TCP/UDP and why?
· Subnetting
· MSS/MTU
· Complete flow when you trigger amazon.com
· OSI model with complete details and protocols on each layer.
· TCP and SSL handshake
· Difference between TCP/UDP, examples
· Flow/error control
· What is a firewall, why do you need it?
· OSI Model
OS :
OS boot process (Win/Linux)
- Memory management ;Memory pages; Buffer and Caches, Basic commands
__________________
The Aws leadership principles are very important. Every time you answer a question, your way of answering is always evaluated against the 'AWS Leadership Princples'.
3) After clearing the above round you are called at their home location(Indian Candidates) i.e Banglore. Flights and all arrangements are taken care by Amazon. One day Process with 4 rounds.
Rounds include Technical and behavioral analysis. In deep toubleshooting against questions related to the above topics.
Questions like,
- My net isn't working, how do i troubleshoot?
- my net speed is slow, i need you to troubleshoot
- Whats ptr entry in DNS.
-Explain DNS, DHCP, Memory management to your grand father.
-Have you dealt with a bad customer?
-Any decisions that you regret?
Etc..
These 4 rounds (technical and behavioral) are one-on-one face-to-face rounds each extending upto 45 minutes to 1 hour.
The answers you give in these 4 rounds are all recorded and evaluated later which decide weather you are selected on not.