Sub-schema can be used to

M

Madhu • 12.07K Points
Tutor II

Q. Sub-schema can be used to

(A) Create very different, personalized views of the same data

(B) Present information in different formats

(C) Hide sensitive information by omitting fields from the subschema’s description

(D) All of the above

Correct : Option (D)

Share

Discusssion

Login to discuss.

Be the first to start discuss.

Related MCQs

Q. The signal operation of the semaphore basically works on the basic system call.

Q. In reinforcement learning, this feedback is

Q. What is a brand?

Q. If project is the enhancement of existing system, which model is best suited?

Q. In mathematical term Table is referred as

Q. Which of the following is a clustering algorithm?

Q. What is the full form of ISA?

Q. Contingency table is prepared for _______ attribute data.

Q. In stack deletion operation is referred as _____

Q. Let R={(1, 3), (4, 2), (2, 2), (3, 3), (1, 1),(4,4)} be a relation on the set A={1, 2, 3, 4}. The relation R is ____.