Operating System in Practice

11. Which of the following can be used to connect securely to a remote computer? (Choose all that apply)

  • An SSH client
  • A VPN connection
  • An SSD client
  • A dynamic-link library

12. What happens when you type the following command in the Powershell command line: putty.exe -ssh alex-chi@ 22?

  • You will establish a chat connection with someone called “auser”
  • You will establish a chat connection with someone called “auser”
  • Your computer connects to an SSH located at IP address
  • You will search for a user called “alex-chi” logged into your local area network

13. Which of the following is the Windows command line tool that enables file sharing from the CLI?

  • share file
  • net share
  • file share
  • share to net

14. What is Virtual Box?

  • A cloud-based file hosting service
  • A virtual machine
  • Software for managing virtual instances
  • A VPN network

15. Is it possible to run a virtual instance with Linux on a physical machine that is running Windows?

  • Maybe
  • No
  • Yes

16. What Windows application stores events logged by the operating system?

  • LogOS View
  • Event Viewer
  • Powershell
  • SLogGUI

17. In Linux, which of the following log files usually contains the most comprehensive list of events?

  • The /var/log/kern.log file
  • The /var/log/uber.log file
  • The /var/log/dmesg file
  • The /var/log/syslog file

18. Which of the following commands can be used to observe your syslog in real time?

  • tail -f /var/log/syslog
  • run -l /var/log/syslog
  • view -rt /var/log/syslog
  • rtview /var/log/syslog

19. What is disk cloning used for? Select two that apply.

  • To image a computer system
  • To copy files from remote computers using the Secure Copy protocol (SCP)
  • To set up a remote desktop
  • To back up a machine

20. What is the difference between using SCP and other methods of file transfer?

  • SCP is less resource intensive than an email
  • SCP encrypts a flash drive for transfer
  • SCP uses SSH to transfer data
  • There is no difference

Shuffle Q/A 1

21. Which of the following programs is a popular SSH tool for Linux operating systems?

  • PuTTY
  • LinuxSSH
  • GoSSH
  • OpenSSH

22. What does the PuTTY pscp.exe tool do?

  • It creates a virtual machine on your Windows desktop.
  • It creates a virtual private network.
  • It launches the Remote Desktop Protocol (RDP) client in Windows.
  • It lets you copy files to and from remote computers.

Devendra Kumar

Project Management Apprentice at Google

Leave a Reply