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 6 of 8

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Q51.

Select the action of the method long seek()?

Attempts to readup to count bytes into buffer starting at buffer[offset].

Writes a single byte to an output stream

Sets the current position in the stream to the specified offset from specified origin and hence returns the new position

None of the mentioned

Discuss

Answer: (c).Sets the current position in the stream to the specified offset from specified origin and hence returns the new position

Q52.

Which among the following attempts to read up to count bytes into buffer starting at buffer[offset], returning the number of bytes successfully read?

int ReadByte()

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

Void WriteByte(byte value)

None of the mentioned

Discuss

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

Q53.

Which of these classes is used to read and write bytes in a file?

FileReader

FileWriter

FileInputStream

InputStreamReader

Discuss

Answer: (c).FileInputStream

Q54.

Which of these data types is returned by every method of OutputStream?

int

float

byte

none of the mentioned

Discuss

Answer: (d).none of the mentioned

Q55.

Which of these classes is used for input and output operation when working with bytes?

InputStream

Reader

Writer

All of the mentioned

Discuss

Answer: (a).InputStream

Q56.

Which among the following is used for storage of memory aspects?

BufferedStream

FileStream

MemoryStream

None of the mentioned

Discuss

Answer: (c).MemoryStream

Q57.

Which among the following is used for storage of unmanaged memory aspects?

BufferedStream

FileStream

MemoryStream

UnmanagedMemoryStream

Discuss

Answer: (d).UnmanagedMemoryStream

Q58.

Which property among the following represents the current position of the stream?

long Length

long Position

int Length

all of the mentioned

Discuss

Answer: (a).long Length

Q59.

Choose the filemode method which is used to create a new output file with the condition that the file with same name must not exist.

FileMode.CreateNew

FileMode.Create

FileMode.OpenOrCreate

FileMode.Truncate

Discuss

Answer: (a).FileMode.CreateNew

Q60.

Choose the filemode method which is used to create a new output file with the condition that the file with same name if exists will destroy the old file:

FileMode.CreateNew

FileMode.Create

FileMode.OpenOrCreate

FileMode.Truncate

Discuss

Answer: (b).FileMode.Create

Page 6 of 8

Welcome to the Console IO and Stream Classes MCQs Page

Console IO and Stream Classes MCQs | Page 6 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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