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What does the command "sudo" do in Linux?
It allows a user to run commands with root privileges.
✅
It displays the contents of a file.
❌
It deletes a file.
❌
It creates a new user account.
❌
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What is a shell?
The part of an operating system that manages software resources
❌
The part of an operating system that manages hardware resources
❌
The part of an operating system that manages user accounts
❌
The user interface of an operating system
✅
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Which of the following is not a type of operating system?
Real-time operating system (RTOS)
❌
Mobile operating system
❌
Batch processing operating system
❌
Network operating system (NOS)
❌
All of the above are types of operating systems
✅
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Which of the following is a type of device driver?
All of the above
✅
Kernel-mode driver
❌
User-mode driver
❌
Virtual device driver
❌
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What does the command "ps aux" do in Linux?
Lists all processes running on the system
0%
Lists all network connections established by the system
0%
Lists all users currently logged in
0%
Lists all files and directories in the current directory
0%
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What is a directory?
A type of process
❌
A special type of file used to organize other files
✅
A type of device driver
❌
A type of device controller
❌
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Which of the following is a characteristic of a real-time operating system?
It is not concerned with response time
0%
It does not prioritize tasks
0%
It has a fixed maximum response time
0%
It is optimized for general-purpose computing
0%
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Which command provides a list of all available commands in Linux?
help
❌
commands
❌
which
✅
list
❌
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What type of operating system allows multiple users to run programs simultaneously?
Embedded Operating Systemㅤ
❌
Single-user Operating System
❌
Real-time Operating System
❌
Multi-user Operating System
✅
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_______________on a file allows a user to run an executable binary file in a manner that provides them additional (temporary) group access.
sticky bit permission
0%
metadata
0%
setgid
0%
setuid
0%
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