Question 1

Which is the proper way to determine how many characters are in the string variable named str?

Accepted Answer

A) str.getLength) 
B) str.length) 
C) lengthstr) 
D) getLengthstr)

Question 2

Which of the following are correct statements about vector member functions studied in this chapter?

Accepted Answer

A) push_front baseTypeObject)puts object on the front of a vector 
B) indexing uses index values 0 through size ) 
C) size )tells how many base type objects have been inserted into the vector 
D) When a vector runs out of space all implementations are required to double the amount of allocated space .

Question 3

What is the value of str after the following code?
String str;

Accepted Answer

A) a garbage string 
B) the empty string 
C) the null character 
D) unknown

Exam 8: Strings and Vectors

Which is the proper way to determine how many characters are in the string variable named str?

Which of the following are correct statements about vector member functions studied in this chapter?

What is the value of str after the following code? String str;