System Components | MCQs

Explanation

Explanation

The CPU (Central Processing Unit) includes:

1. ALU (Arithmetic Logic Unit)
2. CU (Control Unit)
3. Registers (temporary storage inside CPU)

Primary Storage (like RAM) is not part of the CPU; it is part of the main memory.

Explanation

Computer hardware includes the physical parts of a computer,

such as the case,

central processing unit,

monitor,

mouse,

keyboard,

computer data storage,

graphics card,

sound card,

speakers and motherboard.

Explanation

Explanation

1.       Indus

2.       Jhelum

3.       Chenab

4.       Ravi

5.        Sutlej

Explanation

The data dictionary is a part of a DBMS that stores metadata — details like table names, field names, data types, constraints, and relationships.

It helps the system manage and understand the structure of the database.

Explanation

Structure: The way in which the components are interrelated.

Function: The operation of each individual component as part of the structure.