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Exam 1z0-809 topic 1 question 22 discussion

Actual exam question from Oracle's 1z0-809

Question #: 22
Topic #: 1

[All 1z0-809 Questions]

Given the code fragment:
public static void main (String [ ] args) throws IOException {
BufferedReader br = new BufferedReader (new InputStremReader (System.in));
System.out.print ("Enter GDP: ");
//line 1
}
Which code fragment, when inserted at line 1, enables the code to read the GDP from the user?

A. int GDP = Integer.parseInt (br.readline());
B. int GDP = br.read();
C. int GDP = br.nextInt();
D. int GDP = Integer.parseInt (br.next());

Show Suggested Answer

Suggested Answer: A 🗳️

by Ritesh_ at Oct. 13, 2019, 11:01 a.m.

Comments

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Ritesh_

Highly Voted 5 years, 2 months ago

Answer is A

upvoted 7 times

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steefaand

Most Recent 10 months, 2 weeks ago

Selected Answer: A

A is correct. C and D don't compile and B reads single char and not whole value of input.

upvoted 1 times

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duydn

1 year, 3 months ago

Selected Answer: A

readLine() not readline()

upvoted 1 times

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wk8b

1 year, 7 months ago

Answer is B. A is incorrect, in code was used br.readline() not br.readLine so it is incorrect.

upvoted 1 times

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r1muka5

1 year, 9 months ago

Correct answer is A. Tested.

upvoted 1 times

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Sofia_Shireen

3 years ago

int GDP = Integer.parseInt(br.readLine());

upvoted 2 times

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Innovation

4 years, 11 months ago

A is correct, tested

upvoted 2 times

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