C Plus Plus Miscellaneous - Study Mode

[#251] What does the size of the vector refers to in c++?
Correct Answer

(C) Number of elements

[#252] Which function is used to check whether a character is hexadecimal?
Correct Answer

(A) isxdigit()

[#253] The destination statement for the goto label is identified by what label?
Correct Answer

(D) :

[#254] To use command line arguments in C++, how many parameters are passed to the main function?
Correct Answer

(B) 2

[#255] What is the use of empty() function in array classes?
Correct Answer

(A) To check whether the size of an array is zero or not