MCQ IN COMPUTER SCIENCE & ENGINEERING

COMPUTER SCIENCE AND ENGINEERING

DATABASE MANAGEMENT SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following levels is considered as the level closed to the end-users?
A
Internal level
B
External level
C
Physical level
D
Conceptual level
Explanation: 

Detailed explanation-1: -Which of the following levels is considered as the level closed to the end-users? The database’s external level is the one and only level that is considered the closest level to the end-users.

Detailed explanation-2: -Answer: The database’s external level is considered as the level closed to the end-users.

Detailed explanation-3: -However, the data abstraction level that describes how the data was actually stored in the user’s machine (or system) is known as the Physical level. Therefore the correct answer is B.

There is 1 question to complete.