GATE Papers >> CSE >> 2014 >> Question No 139

Question No. 139 CSE | GATE 2014

Consider the following schedule S of transactions T1, T2, T3, T4:

T1 T2 T3 T4

 

 

 

 

Writes(X)
Commit

Reads(X)

 

 

 

 

Writes(Y)
Reads(Z)
Commit

 

 

Writes(X)
Commit

 

 

 

 

 

 

 

 

Reads(X)
Reads(Y)
Commit

Which one of the following statements is CORRECT?


Answer : (C) S is both conflict-serializable and recoverable


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