Intro to DBMS

Question 1

SQL stands for ________ .

Answer 1

Structured Query Language

Question 2

Which of the following is not considered to be a basic element of an enterprise-class database system?

Answer 2

COBOL programs

Question 3

An application where only one user accesses the database at the given time is an example of a(n) ______.

Answer 3

single-user database application

Question 4

The following are components of a database except ____.

Answer 4

reports

Question 5

Helping people keep track of things is the purpose of a(n) _______.

Answer 5

database

Question 6

Because it contains a description of its own structure, a database is considered to be ________.

Answer 6

self-describing

Question 7

Which of the following products was the first to implement true relational algebra in a PC DBMS?

Answer 7

R:base

Question 8

The DBMS that is most difficult to use is ____.

Answer 8

Oracle Corporation’s Oracle

Question 9

Which of the following products implemented the CODASYL DBTG model?

Answer 9

IDMS

Question 10

What is a network database management system that is accessed by a subschema?

Answer 10

IDMS/DB

Question 11

What are the two methods of retrieving records within a subschema from an application program (IDMS)?

Answer 11

Network access (DML)** and LRF-based access (LRF)

**traditional