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Oracle Practice Test - 31

Question 1 of 21

An Oracle System Change Number (SCN) _______.

  1. is a value that is incremented whenever a dirty read occurs
  2. is incremented whenever a deadlock occurs
  3. is a value that keeps track of explicit locks
  4. is a value that is incremented whenever database changes are made

Prize Money

15₹7 Crores
14₹1 Crore
13₹50,00,000
12₹25,00,000
11₹12,50,000
10₹6,40,000
9₹3,20,000
8₹1,60,000
7₹80,000
6₹40,000
5₹20,000
4₹10,000
3₹5,000
2₹2,000
1₹1,000