Question

Ture and false
6. We cannot store null values in the primary key field.
7. Records once added in a table in a table cannot be deleted or modifie
8. The WebPages loads much faster if there are CSS file present.
9. The MODEM converts digital signals to analog signals and vice-vers
10. Airtel, Jio, BSNL are some of the ISPs giving internet connection.
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Answer 1

Answer:

false because null set is 0

Answer 2

Answer:

6.True

7.False

8.False

9.True

10.False