(A) Data Bank Administrator
(B) Database Administrator
(C) Data Administrator
(D) None of the above
In a relation database every tuple is divided into the fields are known as the?
(A) Relations
(B) Domains
(C) Queries
(D) All of the above
What is a tuple?
(A) Row of a table
(B) Key of a table
(C) Column of a table
(D) Two dimensional table
In relational model cardinality is termed as?
(A) A number of constraints
(B) A number of tuples
(C) Both of the above
(D) None of the above
DFD stands for?
(A) Data File Diagram
(B) Data Flow Diagram
(C) Data Flow Document
(D) None of the above
Among following which is not a function of database?
(A) Managing stored data
(B) Manipulating data
(C) Security for stored data
(D) Analyzing code
According to World Bank report how many people globally still have no access to the electricity?
(A) 590 Million
(B) 670 Million
(C) 733 Million
(D) 856 Million
A system is in the safe state if?
(A) There exist a safe sequence
(B) The system can allocate resources to each process in some order and still avoid a deadlock
(C) Both of the above
(D) None of the above