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D. Tick (ü) the correct option.
1. b 2. c 3. c 4. c 5.d

E. State whether these statements are true or false.

1. True 2. False 3. False 4. True 5. True

Check Your Knowledge (Page 25)

A. Answer the following questions:
1. Keywords are the reserved words that have special meanings and purposes. The Python
interpreter interprets these words and performs actions accordingly.

Characteristics of Keywords
1. We can’t use a keyword as a variable name.
2. Python keywords are case-sensitive.

2. Variable naming convention:
1. A variable name can include letters, digits, and underscores.
2. A variable name should be user-friendly.

3. Variable names are case-sensitive.
3. In computer programming, you need variables to hold user inputs, intermediate results,
and output.
4. A data type defines the type of value that a variable can hold. It specifies the kind of
data that can be stored and the operations that can be performed on that data.

Python supports 5 standard data types.
5. Keywords are the reserved words that have special meanings and purposes.

A variable is just like a small container that can hold a value. A variable is simply a
memory location that is reserved to store a value.
B. Fill in the blanks.

1. Keywords 2. Variable 3. Invalid 4. Data type
5. letters, digits and underscore ( _ )

C. Match the following:
1. c. 2. b. 3. e. 4. a. 5. d.

D. Tick (ü) the correct option.
1. a. 2. d. 3. b. 4. b. 5.a.

E. State whether these statements are true or false.

1. False 2. False 3. True 4. False 5. False

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