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Consider the table 'Teacher' given below.

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 Consider the table 'Teacher' given below.

Teacherld Department Periods
T101 SCIENCE 32
T102 NULL 30
T103 MATHEMATICS 34

What will be the output of the following queries on the basis of the above table :

(i) Select count(Department) from Teacher;

(ii) Select count(*) from Teacher;

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(i) 2

(ii) 3
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