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Input Output Streams Questions And Answers

Here you can find Input Output Streams Questions and Answers.

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Input Output Streams Questions and Answers

1. Which of these is used to perform all input & output operations in Java?

Input Output Streams Questions and Answers

2. What does AWT stands for?

Input Output Streams Questions and Answers

3. Which of these is a type of stream in Java?

Input Output Streams Questions and Answers

4. Which of these classes are used by Byte streams for input and output operation?

Input Output Streams Questions and Answers

5. Which of these classes are used by character streams for input and output operations?

Input Output Streams Questions and Answers

6. Which of these class is used to read from byte array?

Input Output Streams Questions and Answers

7. Which exception is thrown by read() method?

Input Output Streams Questions and Answers

8. Which of these is used to read a string from the input stream?

Input Output Streams Questions and Answers

9. Which of these class is used to read characters and strings in Java from console?

Input Output Streams Questions and Answers

10. Which of these classes are used by Byte streams for input and output operation?

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Input Output Streams - Java Multiple Choice Questions & Answers

This is the java programming questions and answers section on "Java Input Output Streams" with the explanation for various interview, competitive examination and entrance test. Solved examples with detailed answer description, explanation are given and it would be easy to understand.

Java Input Output Streams Questions

Online Test Name Java Input Output Streams
Exam Type Multiple Choice Questions
Category Computer Science Engineering Quiz
Number of Questions 17
1. Which of these is used to perform all input & output operations in Java?
  • A. streams
  • B. Variables
  • C. classes
  • D. Methods
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Answer & Explanation

Answer: Option A

Explanation:

Like in any other language, streams are used for input and output operations.

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2. What does AWT stands for?
  • A. All Window Tools
  • B. All Writing Tools
  • C. Abstract Window Toolkit
  • D. Abstract Writing Toolkit
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Answer & Explanation

Answer: Option C

Explanation:

AWT stands for Abstract Window Toolkit, it is used by applets to interact with the user.

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3. Which of these is a type of stream in Java?
  • A. Integer stream
  • B. Short stream
  • C. Byte stream
  • D. Long stream
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Answer & Explanation

Answer: Option C

Explanation:

Java defines only two types of streams “ Byte stream and character stream.

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4. Which of these classes are used by Byte streams for input and output operation?
  • A. InputStream
  • B. InputOutputStream
  • C. Reader
  • D. All of the mentioned
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Answer & Explanation

Answer: Option A

Explanation:

Byte stream uses InputStream and OutputStream classes for input and output operation.

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5. Which of these classes are used by character streams for input and output operations?
  • A. InputStream
  • B. Writer
  • C. ReadStream
  • D. InputOutputStream
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Answer & Explanation

Answer: Option B

Explanation:

Character streams uses Writer and Reader classes for input & output operations.

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