String class provides function toUpper() to _____________________
A. Convert first character to uppercase
B. Convert last character to uppercase
C. Convert the whole string characters to uppercase
D. Convert uppercase to lower and lower to uppercases
Answer:C
String class provides function toUpper() to _____________________
A. Convert first character to uppercase B. Convert last character to uppercase C. Convert the whole string characters to uppercase D. Convert uppercase to lower and lower to uppercases