Multiple choice

A deadlock exists in the system if and only if the wait for graph

  1. has a path from first node to the last node

  2. has a cycle in it

  3. has a tree in it

  4. has a graph in it

  5. has a B+ tree in it

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Existence of cycle in wait for graph yields the deadlock.