Java Substring 10.18

String str = "level nail";

System.out.println(str.substring(a,b) + str.substring(c));

Which values of a, b, and c will cause the program to output the word "evil"?

• a=1 b=3 c=8

• a=0 b=2 c=7

• a=1 b=2 c=8

• a=1 b=3 c=7

• a=2 b=4 c=9

String s1 = "California Golden Bears";

String s2 = s1.substring(11, 13) +  s1.substring(10, 11) + s1.substring(18) + "!";

What is the value of s2 after the code executes?

• "Go Bears!"

• "GoBears!"

• " Gaa!"

• "Go B!"

• "Gol Bears!"

What is the value of pos after the following code executes?

String s1 = "abccba";

int pos = s1.indexOf("b");

• 2

• 1

• 4

• -1

What is the value of len after the following code executes?

String s1 = "baby";

int len = s1.length();

• 2

• 3

• 4

• -1

What is the value of s2 after the following code executes?

String s1 = "baby";

String s2 = s1.substring(0, 3);

• baby

• b

• ba

• bab

What is the value of len after the following code executes?

String s1 = "Miss you!";

int len = s1.length();

• 7

• 8

• 9

What is the value of s2 after the following code executes?

String s1 = "baby";

String s2 = s1.substring(2);

• by

• aby

• a

• b

• ba

What is the value of s2 after the following code executes?

String s1 = new String("hi there");

int pos = s1.indexOf("e");

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

• hi th

• hi the

• hi ther

• hi there

What is the value of s1 after the following code executes?

String s1 = "Hi";

String s2 = s1.substring(0, 1);

String s3 = s2.toLowerCase();

• Hi

• hi

• H

• h

What is the value of s3 after the following code executes?

String s1 = "Hi";

String s2 = s1.substring(0, 1);

String s3 = s2.toLowerCase();

• Hi

• hi

• H

• h