Lab7_Quiz

Which property gives the total number of characters in a string in C#?

• size( )

• Length

• count( )

• TotalLength

What does the CompareTo method return when two strings are equal?

• 1

• 0

• -1

• Equal

If string1.CompareTo(string2) returns a negative one, what does it mean?

• string1 is equal to string2.

• string1 comes after string2 in the sort order.

• string1 comes before string2 in the sort order.

• string1 is null.

Which characters are removed by default when Trim() is used without parameters?

• Only numbers

• White spaces

• Special characters

• All characters

What does TrimStart() do?

• Removes characters from the end of a string

• Removes characters from the start of a string

• Removes characters from both ends of a string

• • Removes a specific substring

How are strings stored in C#?

• As mutable objects

• As arrays of integers

• As immutable objects

• As char pointers

What does Substring(2, 3) do?

• Starts at index 2, takes 3 characters.

• Removes 3 characters from index 2.

• Replaces 3 characters from index 2.

• Starts at index 3, takes 2 characters.

Which of the following is true about Insert(int, string)?

• It replaces the characters at the specified index.

• It adds the specified string at the given index.

• It removes characters before inserting.

• It adds the string regardless of the index.

What does the ToUpper() method do in C#?

• Converts only the first letter to uppercase.

• Converts only the last letter to uppercase.

• Converts all characters to uppercase.

• Converts all characters to lowercase.

What does the Split() method do in C#?

• Splits a string into two parts.

• Divides a string into an array base on separators.

• Converts a string into characters.

• Merges strings together.