Who is called Father of Relational Database from the following?

(a)

Chris Date

(b)

Hugh Darween

(c)

Edgar Frank Codd

(d)

Edgar Frank Cadd

Which of the following is an RDBMS?

(a)

Dbase

(b)

Foxpro

(c)

Microsoft Access

(d)

SQLite

What symbol is used for SELECT statement?

(a)

σ

(b)

Π

(c)

X

(d)

Ω

A tuple is also known as

(a)

table

(b)

row

(c)

attribute

(d)

field

Who developed ER model?

(a)

Chen

(b)

EF Codd

(c)

Chend

(d)

Chand