Programming & Computer Science Answers

*Based on answer choices A-E, what is the code's output?

8. Which of the following can match a, b, c, or e?

A. [abc]

B. [-abc]

C. [?abc]

D. [*abc]

E. [^abc]

*Based on answer choices A-E, what is the code's output?

6. Given the following code, the output is __.

String str = "Java";

System.out.print(str.concat("programming"));

A. Java programming

B. Javaprogramming

C. Java programming !

D. Javaprogramming!

E. !

*Based on answer choices A-E, what is the code's output?

4. Given the following code, the output is __.

String str = new String("persistent");

System.out.print(str.indexOf('e'));

A. 0

B. 1

C. 2

D. 3

E. 4

*Based on answer choices A-E, what is the code's output?

2. Given the following code, the output is __.

String str1 = new String("Apple");

String str2 = "Apple";

System.out.print(str1.equals(str2));

A. 0

B. 1

C. false

D. true

E. str2

Write a program that takes a number from the user and pass that number to a user defined function. The function displays the table of that number.

*Based on answer choices A-E, what is the code's output?

9. Which describes to check if the letter "a" occurs n times only?

A. a?

B. a+

C. a=

D. a{n}

E. a(n)

*Based on answer choices A-E, what is the code's output?

7. Given the following code, the output is __.

String str = "Nakamori Akina";

System.out.print(str.replaceAll("a", "o"));

A. Nkmri kin

B. NakamoriAkina

C. Nokomori Akino

D. Nokomori Okino

E. Nakamari Akina

*Based on answer choices A-E, what is the code's output?

5. Given the following code, the output is __.

String str = "Yellowstone National Park";

System.out.print(str.length());

A. 15

B. 25

C. 30

D. 20

E. 35

Write a program that asks the user to enter an integer and determines whether it is divisible by 5 and

6, whether it is divisible by 5 or 6, and whether it is divisible by 5 or 6 but not both. 

*Based on answer choices A-E, what is the code's output?

#3- Given the following code, the output is __.

String str = new String("flower");

System.out.print(str.charAt(5));

A. 5

B. e

C. w

D. o

E. r