__________ involves traversing the entire file system, marking everything that can be accessed.
Garbage collection
Garbage collection is a process in computer science where unused or unwanted objects (or data) are identified and cleaned from memory. This process ensures efficient use of system resources. The other terms like index pointer, file system, and stack pointer are related to different aspects of data management but not specifically to the process of traversing the entire file system for garbage collection.
In the context of Cloud Computing, what is the full form of PaaS?