AS Associate Degree In Computer Science 3

Question 1

What does CPU stand for in computer architecture?

Accepted Answer

Central Processing Unit

Answer

CPU stands for Central Processing Unit, the primary component that executes program instructions.

Question 2

Which normalization form eliminates partial dependencies on a composite primary key?

Accepted Answer

2NF

Answer

Second Normal Form (2NF) removes partial dependencies, ensuring all non-key attributes depend on the whole primary key.

Question 3

In Java, which keyword prevents a class from being subclassed?

Accepted Answer

final

Answer

The 'final' keyword on a class declaration prevents any other class from extending it.

Question 4

What is the binary representation of the decimal number 13?

Accepted Answer

1101

Answer

13 = 8 + 4 + 1 = 1101 in binary.

Question 5

Which HTTP status code indicates a resource was not found?

Accepted Answer

404

Answer

HTTP 404 means the server could not find the requested resource.

AS - Associate In Science Degrees Practice Test