Question

14
1
Which of the following is a DDL command?
a) SELECT b) ALTER C) INSERT d) UPDATE
15
Name The transmission media best suitable for connecting to hilly areas.
1
16
1
Identify the valid declaration of L:
L = ['Mon', '23', 'hello', '60.5']
Page 2 of 11
a. dictionary b. string
c.tuple d. list
If the following code is executed, what will be the output of the following
17
1
code?
name="Computer SciencewithPython"
print(name[3:10])
18
In SQL, write the query to display the list of tables stored in a database.
1
19
Write the expanded form of Wi-Fi.
1
20
Which of the following types of table constraints will prevent the entry of
duplicate rows?
a) Unique
b) Distinct
c) Primary​

Answer 1

Answer:

Explanation:

b)alter