A Physical Address is ______. 1. The set of all addresses within physical memory 2. An address within the program (appearing in a program instruction) 3. The set of all addresses within the process itself 4. An address within primary memory The Worst Fit method of block identification for partition creation ______. 1. Chooses the block closest in size to the fixed partition 2. Chooses contiguous disk blocks 3. Results in larger blocks of free memory left after partition creation 4. Chooses the block exactly the size of the process Swapping _____. 1. Rolls processes in and out of primary memory 2. Is used when memory is empty 3. Results in primary storage getting full 4. Is a quick process. Internal fragmentation of memory exists when ____. 1. Unused memory is outside a partition 2. Unused memory is inside a partition 3. Free holes are internal to the partition 4. Free pages are not contiguous