C4 W2

Let's say that you're the sole IT person at your company. The company is a very small startup, and they need to set up a few non-critical services and have a single physical server in place. What's the best approach to fully utilize this server?

• Partition the hard drive on the server.

• Set up virtualized servers on the server.

• Purchase a service from an IaaS provider.

• Use the server for a single service and don't worry about the other services

If you wanted to securely transfer files from your local machine to a web server, what file transfer protocol could you use?

• FTP

• TFTP

• SFTP

• NTP

When you make a DNS query, where does your computer first check to find an IP address to name mapping?

• ISP DNS servers

• Your local machine

• Root servers

• Top-level domains

Using virtualization comes with many advantages, one of them being performance. Which of these is NOT another realistic advantage of using virtualization over dedicated hardware? (Check all that apply)

• There are cost benefits.

• There are improvements in security and high availability during outage.

• There are fewer points of failure.

• Maintenance and updates are simplified or eliminated.

In Linux, the most popular remote access tool is OpenSSH. Which software performs the same remote command line (CLI) access from a Windows machine? Check all that apply.

• WinRM

• RDP

• PuTTY

• Windows Powershell

A website is inaccessible via its URL. You've pinged the site and see no problem there. What is the next troubleshooting step?

• Access host file and check for inconsistencies

• Ping localhost

• Use nslookup in the terminal to rule out DNS issues

• Restart your PC

You want to access the CLI (command line interface) of a Linux terminal at work from your Apple laptop at home. You have the proper client installed on your laptop. What needs to be installed on the remote Linux machine?

• PuTTY

• WinRM

• OpenSSH

• RDP

Which of the following is not a network file transfer protocol?

• TFTP

• SFTP

• FTP

• NTP

Which of the following is considered a physical infrastructure service? Check all that apply.

• Laptop

• Desktop

• Rack server

• Operating systems

Which of these is considered a network service? Check all that apply.

• Wireless Internet

• DNS

• Blade server

• Ethernet cables