To check if a string s contains the prefix "Java", you may write
a. if (s.startsWith("Java")) ...
b. if (s.indexOf("Java") == 0) ...
c. if (s.substring(0, 4).equals("Java")) ...
d. if (s.charAt(0) == 'J' && s.charAt(1) == 'a' && s.charAt(2) == 'v' && s.charAt(3) == 'a') ...
abcd They are all correct.
You might also like to view...
When describing a document’s measurements, which dimension is listed first: the width or the height?
What will be an ideal response?
Which of the following is not a metric used in dynamic routing protocols?
a. Hop count b. Cost c. Runs d. Ticks
A closed operating system allows no modifications
Indicate whether the statement is true or false
If your network consists of only two, three, or four routers, RIP's easy configuration often makes it worth putting up with slower convergence.
Answer the following statement true (T) or false (F)