C++ 3B

Which of the following is not part of the C++ character set?

• Whitespace characters
• Extended Unicode characters
• Control characters like the null character (\0)
• Printable ASCII characters

What is the ASCII value of the character 'A'?

• 64
• 70
• 66
• 65

How many characters are allowed in a C++ identifier?

• No strict limit, but recommended under 2048 characters.
• At least 256 characters are required.
• Identifiers can only be 128 characters long.
• C++ identifiers must be exactly 100 characters long.

Which of the following is a valid C++ identifier?

• 1variable
• variable-name
• variable@1
• variable1

What is the maximum number of keywords in C++?

• 100
• 95
• 90
• 85

Which of the following is a valid identifier in C++?

• 123value

• name1

• variable-name
• break 

What is a keyword in C++?

• A keyword in C++ is a type of variable.
• A keyword in C++ is a user-defined function.
• A keyword in C++ is a comment in the code.
• A keyword in C++ is a reserved word with a specific meaning in the language.

Which of the following is not a keyword in C++?

• int
• float
• hello
• char

Can a C++ identifier contain a space?

• Yes, a C++ identifier can contain a space.
• No, a C++ identifier cannot contain a space.

Which of the following identifiers is invalid in C++?

• 1st-Variable
• 1stVariable
• 1stVariable!
• 1st Variable