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5
GATE IT 2004 | Question: 7
Which one of the following regular expressions is NOT equivalent to the regular expression $(a + b + c)^*$? $(a^* + b^* + c^*)^*$ $(a^*b^*c^*)^*$ $((ab)^* + c^*)^*$ $(a^*b^* + c^*)^*$
Which one of the following regular expressions is NOT equivalent to the regular expression $(a + b + c)^*$?$(a^* + b^* + c^*)^*$$(a^*b^*c^*)^*$$((ab)^* + c^*)^*$$(a^*b^* ...
2 answers
7
Self doubt dbms Normalisation
Is minimal set of functional dependency for a functional dependency set is always unique???
Is minimal set of functional dependency for a functional dependency set is always unique???
2 answers
8
Transaction dbms self doubt
T1 T2 R(A) W(A) W(A) IS THIS IS VIEW SERIALIZABLE?PLZ EXPLAIN
T1T2R(A) W(A)W(A) IS THIS IS VIEW SERIALIZABLE?PLZ EXPLAIN
2 answers
10
os syllabus doubt
which topic should i need to learn under file system and disk scheduling for gate??
which topic should i need to learn under file system and disk scheduling for gate??
0 answers
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transaction and concurrency control protocol
Consider th following schedule r1(A)r2(B)r3(C)w1(B)w2(C)w3(D) Find the schedule which are possible to execute by strict 2PL protocol? consider commit operation as immediate last operation of each transaction
Consider th following scheduler1(A)r2(B)r3(C)w1(B)w2(C)w3(D)Find the schedule which are possible to execute by strict 2PL protocol? consider commit operation as immediate...
5 answers
12
transaction cascadeless
is this is cascadeless? r1(X),w2(X),w1(X), abort2, commit1
is this is cascadeless?r1(X),w2(X),w1(X), abort2, commit1
0 answers
13
no. of schedule doubt
plz someone solve it
plz someone solve it
5 answers
14
number of schedules conflict equivalent schedule
Consider the following schedule: S : w1(A) w1(B) r2(A) w2(B) r3(A) w3(B) The number of schedules conflict equivalent are __________ .
Consider the following schedule:S : w1(A) w1(B) r2(A) w2(B) r3(A) w3(B)The number of schedules conflict equivalent are __________ .