Welcome to the Console IO and Stream Classes MCQs Page

Dive deep into the fascinating world of Console IO and Stream Classes with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Console IO and Stream Classes, a crucial aspect of C# programming. In this section, you will encounter a diverse range of MCQs that cover various aspects of Console IO and Stream Classes, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within C# programming.

Check out the MCQs below to embark on an enriching journey through Console IO and Stream Classes. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of C# programming.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Console IO and Stream Classes. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Console IO and Stream Classes MCQs | Page 5 of 8

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Q41.

Select the namespace/namespaces which consists of methods like Length(), Indexer(), Append() for manipulating the strings.

System.Class

System.Array

System.Text

None of the mentioned

Discuss

Answer: (c).System.Text

Q42.

Select the method used to write single byte to a file?

Write()

Wrteline()

WriteByte()

All of the mentioned

Discuss

Answer: (c).WriteByte()

Q43.

Select the namespace on which the stream classes are defined?

System.IO

System.Input

System.Output

All of the mentioned

Discuss

Answer: (a).System.IO

Q44.

Choose the class on which all stream classes are defined?

System.IO.stream

Sytem.Input.stream

System.Output.stream

All of the mentioned

Discuss

Answer: (a).System.IO.stream

Q45.

Choose the stream class method which is used to close the connection:

close()

static close()

void close()

none of the mentioned

Discuss

Answer: (c).void close()

Q46.

The method used to write a single byte to an output stream?

void WriteByte(byte value)

int Write(byte[] buffer ,int offset ,int count)

write()

none of the mentioned

Discuss

Answer: (a).void WriteByte(byte value)

Q47.

Select the method which writes the contents of the stream to the physical device.

fflush()

void fflush()

void Flush()

flush()

Discuss

Answer: (c).void Flush()

Q48.

Select the method which returns the number of bytes from the array buffer:

void WriteByte(byte value)

int Write(byte[] buffer ,int offset ,int count)

write()

none of the mentioned

Discuss

Answer: (b).int Write(byte[] buffer ,int offset ,int count)

Q49.

Name the method which returns integer as -1 when the end of file is encountered.

int read()

int ReadByte()

void readbyte()

none of the mentioned

Discuss

Answer: (b).int ReadByte()

Q50.

Select the statements which define the stream.

A stream is an abstraction that produces or consumes information

A stream is linked to a physical device by the I/0 system

C# programs perform I/O through streams

All of the mentioned

Discuss

Answer: (d).All of the mentioned

Page 5 of 8

Welcome to the Console IO and Stream Classes MCQs Page

Console IO and Stream Classes MCQs | Page 5 of 8

Explore more Topics under C# programming

Basics of C# Programming

Data Types,Variables and Operators

Control Instructions

Classes and Objects

Arrays and Strings

Interfaces,Inheritance and Polymorphism

Functions and Subroutines

Indexers and Exception Handling

Delegates and Generics

LINQ

Collection Classes and Mathematical Functions

Namespaces and Preprocessors

Miscellaneous Topics

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