1.Question 1Which line of code converts the integer 7 to a string?1 pointstring("7")str(7)str("7")string(7)

What is the output of the following code?string str = "hello";str.insert(1, "123");cout << str;"h123ello""1hello""hello123""h123lo"

If the code throws an error, in which line will it occur? Enter an integer between 1 and 7, both endpoints included.

Which of the following methods can be used to convert a string to an integer in Python?Answer area int()str()float()ord()

Fill in the blank: In Python, the index() method interprets a string as a _____.1 pointstring slicebooleansubstringsequence of characters

What will be the output of the following code?string str = "abcdef";cout << str.substr(2, 3);"abc""def""cde""bcd"