Fundamentals of Information Technology

What are the main components of a computer's hardware?

• Graphics card, sound card, and cooling system

• The main components of a computer's hardware are CPU, RAM, storage devices, motherboard, power supply, and input/output devices.

• Operating system, applications, and drivers

• Network cables, monitors, and keyboards

What are the stages of the Software Development Life Cycle?

• Planning, Requirements Analysis, Design, Implementation, Testing, Deployment, Maintenance

• Planning, Design, Implementation, Review

• Analysis, Design, Testing, Release

• Concept, Development, Quality Assurance, Support

What is the purpose of a router in a network?

• To amplify the signal strength in a network.

• To store data packets for later use.

• To provide power to network devices.

• The purpose of a router in a network is to direct data packets between different networks and ensure efficient communication.

What is normalization in database management?

• Normalization is the process of organizing data in a database to reduce redundancy and improve data integrity.

• Normalization is the technique of combining multiple databases into one.

• Normalization refers to the method of increasing data redundancy for faster access.

• Normalization is the process of deleting all data from a database.

What is the difference between RAM and ROM?

• Both RAM and ROM are volatile and used for temporary storage.

• RAM is non-volatile and used for temporary storage; ROM is volatile and used for permanent storage.

• RAM is volatile and used for temporary storage; ROM is non-volatile and used for permanent storage.

• RAM is used for permanent storage; ROM is used for temporary storage.