Final Exam
CSI 214 – Spring 2008
Due no later than 5/16/08

Answer Completely

1. A(n) ____________________ architecture follows Internet design protocols and enables a company to integrate new applications into its e-commerce strategy.

2. If a system must operate online, 24 hours a day and seven days a week (typically known as ____________________), provision must be made for backup and speedy recovery in the event of system failure.

3. In addition to centralized data processing, early systems performed all data input and output at a central location, often called a(n) ____________________.

4. In a(n) ____________________ design, an individual LAN client has a copy of the application program installed locally, while the data is stored on a central file server.

5. In a(n) ____________________ client/server design, as illustrated in the accompanying figure, the user interface resides on the client, all data resides on the server, and the application logic can run either on the server, on the client, or be divided between the client and server.

6. In a three-tier design, as illustrated in the accompanying figure, the middle layer can be thought of as a(n) ____________________, because it provides the application logic, or business logic, required by the system.

7. A popular network protocol is ____________________, which today is the backbone of the Internet.

8. RAID systems are called ____________________, because a failure of any one disk does not disable the system.

9. One approach to online system backup uses a special file called a(n) ____________________, which contains a copy of each record as it appears before and after modification.

10. The ____________________ is a document that presents the complete design for a new information system, along with detailed costs, staffing, and scheduling for the next SDLC phase — systems implementation.

11. A(n) ____________________ consists of related program code organized into small units that are easy to understand and maintain.

12. In a(n) ____________________ approach, the systems analyst defines the overall objectives of a system and then breaks them down into subsystems and modules.

13. A(n) ____________________ consists of detailed procedures that specify how and when testing will be performed, who will participate, and what test data will be used.

14. Testing two or more programs that depend on each other is called ____________________.

15. A pre-recorded Webinar session can be delivered as a(n) ____________________, which is a one-way transmission, whenever a user wants or needs training support.

16. When training is complete, many organizations conduct a full-scale test, or ____________________, which is a dress rehearsal for users and IT support staff.

17. ____________________ costs include expenses for items such as supplies, equipment rental, and software leases.

18. ____________________ describes the amount of data that a system can transfer in a fixed time period.

19. To provide security for network traffic, data can be ____________________, which refers to a process of encoding the data so it cannot be accessed without authorization.

20. The most recent wireless security enhancement, ____________________, is based on a new standard called 802.11i that provides a significant increase in protection.