UGC NET CS 2018 July - II Question 56

56. Which of the following statements are true ?

(a) External Fragmentation exists when there is enough total memory space to satisfy a
request but the available space is contiguous.
(b) Memory Fragmentation can be internal as well as external.
(c) One solution to external Fragmentation is compaction.
Code :
(1) (a) and (b) only (2) (a) and (c) only
(3) (b) and (c) only (4) (a), (b) and (c)

Answer: 3