Correct Answer - Option 4 : Boot Loader
The correct answer is option 4
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Boot loader or bootstrap loader is a special program that is responsible for loading all boot time tasks when the system is started.
- It loads all the programs which are required for the system to turn on.
- On computers where there are multiple operating systems, the decision to load a particular one is done by a boot loader.
A process control block (PCB) is a data structure used by computer operating systems to store all the information about a process.
A File Control Block (FCB) is a file system structure in which the state of an open file is maintained.
