Operating Systems
10 free questions with worked answers, and 320 more in the full bank.
Free questions
What is the primary purpose of Safe Mode in Windows?
1 mark · Easy
Which of the following is an example of an operating system?
1 mark · Easy
Which command is used to list files and directories in Linux?
1 mark · Easy
Which Linux command is used to record a user login session in a file?
1 mark · Easy
Which file system is commonly used on Windows operating system?
1 mark · Easy
What is the main function of an operating system?
1 mark · Easy
Which of the following is a Linux distribution?
1 mark · Easy
What should you do before upgrading the operating system on a user's computer?
3 marks · Medium
Which command would you use to restart a Windows computer from the Command Prompt?
3 marks · Medium
Which tool would you use to check for disk errors in Windows?
4 marks · Hard
More Operating Systems questions (page 6 of 6)
Answers and explanations are in the full bank.
- On a modern Linux server, which command shows the network interfaces and the IP addresses assigned to them? · 1 mark
- A command started in a terminal is taking far too long. Which key combination stops it? · 1 mark
- Which PowerShell pipeline lists the five processes using the most CPU time? · 2 marks
- Which PowerShell command lists only the services that are currently stopped? · 2 marks
- In PowerShell, both dir and ls list the contents of a folder. Why? · 2 marks
- Which command starts the Windows Remote Desktop Connection client and connects to the server named APP01? · 2 marks
- In Command Prompt, echo %USERNAME% prints the signed-in user's name. What is the equivalent in PowerShell? · 2 marks
- On Linux, ping keeps running until it is stopped. Which command sends exactly four echo requests to 8.8.8.8 and then ends? · 2 marks
- Which command securely copies the local file report.pdf to the /home/aline directory on server 10.20.1.15? · 2 marks
- After installing a database, an administrator wants to confirm which TCP and UDP ports the Linux server is listening on, shown as numbers. Which command does this? · 2 marks
- An administrator connected over SSH wants to turn on the ufw firewall on an Ubuntu server. What should they run before ufw enable, so they are not locked out? · 2 marks
- What is the purpose of the first line #!/bin/bash in a Linux script? · 2 marks
- An administrator has edited a configuration file in vim. How do they save the changes and exit? · 2 marks
- What is the key difference between a PowerShell pipeline and a traditional text pipeline in Bash or Command Prompt? · 3 marks
- Running a locally written script, inventory.ps1, fails with “running scripts is disabled on this system”. Which command allows local scripts while still requiring downloaded ones to be signed, for the current user only? · 3 marks
- For the asset register, a technician needs the manufacturer's serial number of each PC without opening the case. Which PowerShell command retrieves it? · 3 marks
- In a Bash script, echo $? is run straight after a backup command and prints 0. What does that mean? · 3 marks
- What does the command make build && make deploy || echo "Build failed" do? · 3 marks
- icacls D:\Finance shows the line MINISTRY\Accountants:(OI)(CI)(M). What does it mean? · 3 marks
- Every night, 200 GB of files must be copied from a Linux server to a backup server, but only a few hundred megabytes change each day. Which tool copies only what has changed? · 3 marks