CHAPTER 9 PART 2

Question 1

A collection of application programs that perform services for the end-users such as the production of reports. Each program defines and manages its own data.

Answer 1

FILE BASED APPROACH

Question 2

Specific data file is created for each application

Answer 2

FILE BASED APPROACH

Question 3

Data files developed for individual applicatIion

Answer 3

FILE BASED APPROACH

Question 4

Application programs are data dependent

Answer 4

FILE BASED APPROACH

Question 5

is a way which data is stored within a computer. It is organize into various chart that are accessed by a variety of computer applications from different location

Answer 5

DATABASE APPROACH

Question 6

Create a single data repository to support numerous applica

Answer 6

DATABASE APPROACH

Question 7

Centralization of information management

Answer 7

DATABASE APPROACH

Question 8

Data shared by different group of users and application programs Provision of multiple interfaces

Answer 8

DATABASE APPROACH

Question 9

ADVANTAGES OF THE DATABASE APPROACH

Answer 9

No data redundancy
Single update
Task data independence
Improved data integrity

Question 10

DISADVANTAGES OF DATABASE APPROACH

Answer 10

1. More expensive
2. More difficult to recover from a failure
3. Because it is so different from the file-oriented approach, the database approach requires training users. May be inertia or resistance