The first fit and best fit algorithms suffer from _____________

A. Internal fragmentation
B. External fragmentation
C. Starvation
D. All of the mentioned

To solve the problem of external fragmentation ________ needs to be done periodically.

A. Compaction
B. Check
C. Formatting
D. Replacing memory

If too little space is allocated to a file _____________

A. The file will not work
B. There will not be any space for the data, as the fcb takes it all
C. The file cannot be extended
D. The file cannot be opened