#1
Which of the following is not an operating system?
Firefox
ExplanationFirefox is a web browser, not an operating system.
#2
What is the primary function of an operating system?
To manage hardware resources
ExplanationOperating systems manage hardware resources such as CPU, memory, and peripherals.
#3
Which of the following is not a type of operating system?
Simulated operating system
ExplanationSimulated operating system is not a recognized type of operating system.
#4
What is the main purpose of a script in an operating system?
To perform a specific task or automate processes
ExplanationThe main purpose of a script is to perform a specific task or automate processes in an operating system.
#5
Which command is used to create a new directory in Unix-based operating systems?
mkdir
Explanation'mkdir' command is used to create a new directory in Unix-based operating systems.
#6
Which command is used to list files in a directory in Unix-based operating systems?
ls
Explanation'ls' command is used to list files in Unix-based operating systems.
#7
What does the acronym 'CLI' stand for?
Command Line Interface
Explanation'CLI' stands for Command Line Interface.
#8
What is the purpose of virtual memory in an operating system?
To manage memory allocation for running processes
ExplanationVirtual memory manages memory allocation for running processes in an operating system.
#9
In scripting, what does the shebang line '#!' specify?
The interpreter to be used for execution
ExplanationThe shebang line specifies the interpreter to be used for execution in scripting.
#10
Which of the following is not a valid shell in Unix-like operating systems?
Python
ExplanationPython is not a valid shell in Unix-like operating systems.
#11
Which of the following scripting languages is commonly used for web development?
JavaScript
ExplanationJavaScript is commonly used for web development.