Question 1. The software program that creates, manipulates, and accesses the database goes by 

A. DBA. 

B. DBMS. 

C. DBP

D. POS. 

Question 2. A context diagram is used 

A. In systems analysis of very complex systems 

B. As the first comprehensive step in developing a detailed DFD of a system 

C. As an aid to programmers 

d. As an aid to system design 

Question 3. _______________is a symbol used connects two symbols of flowchart. 

А. Arrow 

B. Circle 

C. Rectangle 

D. Diamond