Module #5- Information Technology #1

Reinforcement Problems

1. What are the 3 functions performed by the CPU (Central processing unit)?

-it performs calculations, makes comparisons, and controls the way data moves through the computer. -The CPU executes program instructions
-The electronic circuitry of the CPU reads and interprets software instructions and processes data

2. Why is it important to know how much RAM a computer has?

-It is important because software packages require a minimum amount; if the computer doesn’t have enough RAM, it won’t be able to use that particular software package.

3. What is the primary purpose of an Operating System?

-It is to maximize the productivity of a computer system by operating in the most efficient manner. It reduces the amount of human intervention required during processing.

4. Which is the most important software component for many users today?

- The Web-Browser/Internet

5. What is a Database?

- A Database is a collection of integrated data files that give different people access to it for different purposes.

6. Why is Data considered a vital resource?

- Most organizations couldn’t survive or succeed without quality data about their internal operations and external environment.

7. What is a Data Warehouse?

- It is an integrated decision support database whose content derives from the various operational and analytical databases. It is historical and centralized source of data that has been standardized and integrated, used by managers and other professional users.

8. What are the 3 Network topologies?

-Star, Ring and bus topology

9. What is “The Web”?

- It is a system with a universally accepted set of standards for storing, retrieving, formatting, and displaying data using a client/server architecture. The web combines text, audio, video and