Net app interview questions ============================ . Storage Fundamenta

Net app interview questions
============================
. Storage Fundamentals:

- what is Raid? What are different kind of Raids?

- Difference between all of Raids , Advantage of one
raid over other

- What are FCP & ISCSI, Difference between them.

- FC Topologies, Iscsi commands

- How to mount a Lun on Windows/Linux

- NFS and CIFS

- Difference between SAN, NAS and DAS

- Different Backup methodologies, Snapshot, mirror,
Disaster Recovery, High Availability, Cluster concepts

2. Network Fundamentals:

- TCP/IP and ISO/OSI layers

- What is DHCP, DNS, SNMP, Router, Hub, Switch, HTTPS ,
HTTP, telnet , ssh, rsh

- Different SNMP versions (V1, V2, V3)

- SNMP traps

- Ipv4 and Ipv6 addressing

3. Database:

- SQL queries, Joins (may ask you to write queries with
complex joins)

- Aggregate functions

- Schemas, Tables, views (create, delete, alter, drop
etc)

4. Testing

- Bug tracking process, Types of Bugs

- Difference between priority and Severity of Bug

- Your best bug , what will you do when your bug is not
fixed/rejected etc.

- What is Functionality/Sanity/Stress/Upgrade &
revert/Performance/negative/Release test/regression tests.
How you have done these in your past projects.

- Black box testing, grey box testing

- May ask to write test cases on a given scenario

- What is test plan and test summary/strategy document.
Different sections in these documents.

- SDLC, Test Lifecycle and approach to test a product
(Given a product what different kind of testing you will do)

5. Perl ( in addition, you may be asked to write scripts
on below areas)

- Regular expressions

- File/Directory Handling

- Scalars, Arrays and Hashes

- Packages and Modules

- Use and require statements

- Go through Net::Telnet, Net::SNMP, Net::SSH modules in
perl

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