MCQ
Q.
Which of the following is not the main function of the operating system?
Correct Answer: D
Malware Protection is not the main function of the operating system.
Important Points
- Malware Protection
- Malware is any software intentionally designed to cause damage to a computer, server, client, or computer network.
- A range of antivirus software, firewalls and other strategies are used to protect against the introduction of malware.
Key Points
- Operating system
- An operating system is a large and complex system.
- OS system components include:
- File,
- Process,
- Memory,
- I/O device management.
Additional Information
- The process management component
- The process management component is a procedure for managing the many processes that are running simultaneously on the operating system.
- Every software application program has one or more processes when they are running.
- For example, when we use a browser like Google Chrome, there is a process running for that browser program.
- All these processes managed by process management.
- The process management uses memory allocated to them and shutting them down when needed.
- File management
- File management in an operating system includes file creation and deletion.
- Manipulating files and directories.
- Memory management
- An Operating System performs the functions for Memory Management such as:
- It helps to keep track of primary memory.
- Determine what parts of it are in use by whom, what part is not in use.
- An Operating System performs the functions for Memory Management such as:
- I/O device management
- An Operating System performs the functions for I/O device management such as:
- It offers buffer caching system
- It provides general device driver code
- It provides drivers for particular hardware devices.
- An Operating System performs the functions for I/O device management such as: