UNIT-4-2

UNIT-4-2

University

15 Qs

quiz-placeholder

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UNIT-4-2

UNIT-4-2

Assessment

Quiz

Computers

University

Practice Problem

Hard

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of the java.io package?

To perform network communications

To create graphical user interfaces

To manage database connections

To handle input and output operations

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which class is used for byte-oriented data input?

Reader

OutputStream

InputStream

Writer

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does System.out refer to in Java?

Standard error stream

Standard output stream

Standard input stream

File output stream

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which method is used to read a line of text from the console using BufferedReader?

read()

getLine()

readLine()

nextLine()

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the default delimiter used by the Scanner class?

Tab

Newline

Space

Comma

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which class is used to write text data efficiently to a file?

PrintStream

BufferedWriter

Scanner

FileReader

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of stream is System.in?

FileReader

InputStream

PrintStream

BufferedReader

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