
RDBMS DRC , SQL
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Computers
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University
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Sowparnika A
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
DRC stands for ________?
Domain Relational calculus
Database Relational calculus
Domain Referential Calculus
Database reference calculus
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
{ <a1,a2,....,an> | p(a1,a2,....,an) } here p refers
To ____
Condition
Conjunction
Commit
None
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
SQL stands for _____
Structured Domain Language
Structured Query Language
Structured Data Base language
None
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many quantifiers are used in DRC?
2
1
3
None
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In DRC rules, if p1 and p2 are the formulae, then ________ are also there
P1 ^ p2
P1 v p2
P1 => p2
All the above
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