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Regarding GATE -2018 Final Answer Key
On GATE's official website(IIT Guwahati's website) it is mentioned that a final Answer Key will be released on 14th March 2018.Should i expect any change to the ... answer in the official answer key.Please reply.(Answer only for CS & IT).
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Match the following:
Match the following:List - I1.Determinants2.Candidate key3.Non - redundancy4.Functional dependencyList - IIA. No attribute can be addedB. Uniquely identified a rowC. ... Non - redundancy and Uniquely identified a row are related ?Thanks :)
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Random Doubt, Candidate Key, DBMS
If A Relation R(A,B,C,D) and CK given is (AB,C)and FD is given as A->C Then the relation is in which highest normal form?
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#normalization
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MadeEasy Subject Test: Databases - Candidate Keys
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Question regarding BCNF Normalization
I came across a statement that says that in BCNF, a prime attribute cannot be transitively dependent on a key.But consider a relation R (A, B, C) where ... ) is transitively dependent on A (a candidate key) !!Where am I making mistake?
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UGC NET CSE | December 2013 | Part 2 | Question: 5
Using the RSA public key crypto system, if p=13, q=31 and d=7, then the value of e is101103105107
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previous year question
R(A,B,C,D,E,F,G,H)A->BCB->CFHCH->GE->AA->EGwhat is the number of candidate key
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dbms candidate keys
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#GENERAL RESPONSE DOUBT related to marked for review
Plz help I dont remember whether I have answered and marked for review OR just marked for review for my 6 qs which I seem to be most of them correct but ... :marked for review"".Plz Help.@Arjun Suresh Sir @Habib Khan @ any gate aspirant.
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UGC NET CSE | December 2014 | Part 3 | Question: 30
Which one of the following is true for asymmetric-key cryptography ?Private key is kept by the receiver and public key is announced to the public.Public key ... by the receiver.Both private key and public key are announced to the public.
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No of Candidate key
Given relation R(A, B, C, D, E) and set of functional dependencies F = {AB → C, AB → D, D → A, BC → D, BC → E}Number of candidate key in the following relation have?
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Number of minimal candidate keys
A relation R(A,B,C,D,E,F) holds following FDs$AB\rightarrow C$C\rightarrow D$D\rightarrow EA$E\rightarrow F$F\rightarrow B$The number of minimal candidate keys of R are _______.
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Gate Practice Question
A relational schema R with attributes (ABCDEFG).It is known that D never appears on RHS of any FD.How many different possibilities are there for what a Candidate key of R can be.?
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Test by Bikram | Mock GATE | Test 3 | Question: 25
Consider these relations :$R = ABCDE$A\rightarrow BC$B\rightarrow E$D\rightarrow E$What is the candidate key for the above relations?CAABBDAD
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testbook
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Normalization_dbms
Let there be relation R(A, B, C, D, E) where candidate keys are A, BC and D. How many superkeys are possible?( Marks: 0.00 ) 26Explanation:Answer = Number of ... - 8 +2= 26 28 30 32can anyone further elaborate the formula used why 2^x?
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