A ____ key specifies a uniqueness constraint that no two distinct tuples in any state r of relation R can have the same value for super key.
Answer: D
No answer description available for this question
Enter details here
The drawback of shadow paging technique are
Answer: D
No answer description available for this question
Enter details here
Isolation of the transactions is ensured by
Answer: C
No answer description available for this question
Enter details here
HSAM stands for .
Answer: B
No answer description available for this question
Enter details here
operator is used to compare a value to a list of literals values that have been specified.
Answer: A
No answer description available for this question
Enter details here
An advantage of the database management approach is
Answer: C
No answer description available for this question
Enter details here
In an ER diagram the ___shape specifies the Attibute and a ____ shape specifies the primary key attribute.
Answer: A
No answer description available for this question
Enter details here
Change Staff table by removing default of Assistant for position column
Answer: A
No answer description available for this question
Enter details here
The _____ category includes storage media that can be operated on directly by the computers central processing unit.
Answer: A
No answer description available for this question
Enter details here
Which of the following is not a consequence of concurrent operations?
Answer: B
No answer description available for this question
Enter details here