module 9 part #2

Question 1

During decentralized design, after the _____ has been completed, all modules are integrated into one conceptual model.

a. declaration process
b. verification process
c. conceptual process
d. logical process

Answer 1

b. verification process

Question 2

In DBLC, the phase after the database initial study is _____.

a. operation
b. database design
c. database initial study
d. implementation and loading

Answer 2

b. database design

Question 3

The maintenance and evolution phase of the Database Life Cycle (DBLC) involves _____.

a. defining objectives
b. introducing changes
c. testing the database
d. installing the DBMS

Answer 3

b. introducing changes

Question 4

Producing the required information flow is part of the _____ phase of the Database Life Cycle (DBLC).

a. database initial study
b. database design
c. operation
d. testing and evaluation

Answer 4

c. operation

Question 5

The implementation and loading phase of the Database Life Cycle (DBLC) involves _____.
a. defining objectives
b. introducing changes
c. testing the database
d. installing the DBMS

Answer 5

d. installing the DBMS

Question 6

In a(n) _____, only the objects that have been updated or modified since the last full backup are backed up.

a. transaction log backup
b. conservative backup
c. differential backup
d. adaptive backup

Answer 6

c. differential backup

Question 7

The first step in developing the conceptual model using ER diagrams is to _____.

a. normalize the entities
b. complete the initial ER diagram
c. identify, analyze, and refine the business rules
d. define the attributes, primary keys, and foreign keys for each of the entities

Answer 7

c. identify, analyze, and refine the business rules