Systems Administrator Interview Questions 2016

Introductory

See Initial Interview via Email – Matty Maloney

General

Salary/Value

What’s your expected salary range?

What do you think you’re worth? What goes into the calculation of your value?

Style

Do you create administrative scripts? What’s your preferred scripting language? Python? Bash? Powershell? JS/Node? Describe the workflow when you create a script.

Technical

Problems that need solutions

How do you stop a DDoS?

Describe a good setup strategy for a VPN that’s for just a few users, including sysadmin users. Usage is not heavy, but availability is critical. What protocols? OpenVPN? PPTP?

Why would ping localhost fail?

Technical knowledge base

What is the purpose of the default gateway? Why is there a default? Are gateways other than the default used?

Tell me how to get a webpage via telnet.

Explain the 3 load averages to me. What do they indicate? How are they useful?

How can you print the contents of a file backward line-by-line? And backwards by character?

Teach me about TLS. How does it work?

What’s the difference between a workgroup and a domain?

Why virtualize? What are the advantages and disadvantages? When is it appropriate, and when is it not appropriate?

Explain group policy for Windows.

What signals are sent by the kill command? kill -9?