Java Strings

int len = "jump it!".length();

What is the value of len?

• 8

• 7

• 9

• 6

• This code does not compile.

int x = "quarantine".indexOf("a");

What is the value of x?

• 4

• 3

• 2

• This code does not compile.

• StringIndexOutOfBoundsException

String s = "whatever".substring(1,4);

What is the value of s?

• "hate"

• "hat"

• "whate"

• "what"

• StringIndexOutOfBoundsException

String s1 = "hello";

String s2 = new String("hello");

if (s1 == s2) System.out.print("Hey");

else System.out.print("Yo");

What is the output?

• Hey

• Yo

• There is no output.

• This code will not compile.

int p = "Go Paw Patrol!".indexOf("p");

What is the value of p?

• 0

• 4

• 3

• -1

• This code will not compile.

String s = "cool cat".substring(6);

What is the value of s?

• "cat"

• "at"

• "cool c"

• This code does not compile.

• StringIndexOutOfBoundsException

int x = "Mary".compareTo("Molly");

if (x>=0) System.out.print("Yes");

else System.out.print("No");

What is the output?

• Yes

• No

• There is no output.

• This code will not compile.

String s1 = "goat";

String s2 = s1.substring(0,s1.length());

boolean z = s1.equals(s2);

What is the value of z?

• true

• false

• This code will not compile.

• StringIndexOutOfBoundsException

String s = "good job".substring(3, 9);

What is the value of s?

• "d job"

• "od job"

• "d jo"

• "od jo"

• StringIndexOutOfBoundsException

int x = "bob".compareTo("Bob");

if (x>=0) System.out.print("Good");

else System.out.print("Bad");

What is the output?

• Good

• Bad

• There is no output.

• This code will not compile.