Computer Science, asked by shivaninandani8766, 11 months ago

What is database schema explain the difference between internal and external schema?

Answers

Answered by SwaGduDe

Answer:

Conceptual schema provides information to external schema which is customized and is accessed by application programs. Internal Schema: represents the physical storage of data on a disk or a physical storage device.

Previous Question

Next Question

Similar questions

Math, 5 months ago

12. If a: b = 7:5, 6: C = 9:11, find a: b: c? 1 point...

Math, 5 months ago

To draw a 7-pointed star, the ant must repeat the two steps 7 times, as shown in the diagrams. In doing so, the ant makes 2 complete revolutions. Then, A (correct to one decimal point) will be a) 100.2º b) 108.2º c) 100.8º d) 102.9º...

Computer Science, 5 months ago

4. Write T for true and F for false statements: (a) Malicious computer programs are called computer antiviruses._______ (b) Antivirus removes malicious code detected in our computer._______ (c) Biological virus is not active on its own, it needs another active program to get activated.______ (d) Computer virus spreads through the internet with great speed.________ (e) Executable virus is...

Math, 11 months ago

What is the difference between absolute error and relative error?

Math, 11 months ago

What is the coefficient of x 101 y 99 in the expansion of (2x 3y) 200?

English, 1 year ago

it's cold day question tag...

Biology, 1 year ago

what measures you take conserve bio diversity in your area...

Physics, 1 year ago

what is magnetic flux?