File Handling and Input Output in C Sharp MCQ question and answer with solution | C# Program MCQs

A. TextReader

B. FileReader

C. FileWriter

D. StreamReader

A. To read data from files

B. To write data to files

C. To ensure proper disposal of resources

D. To handle exceptions

A. Write()

B. WriteLine()

C. WriteText()

D. Append()

A. FileStream file = new FileStream("filename.txt", FileMode.Write);

B. StreamWriter file = new StreamWriter("filename.txt");

C. File.OpenWrite("filename.txt");

D. None of the above

A. System.IO.FileSystemInfo

B. System.IO.FileInfo

C. System.IO.DirectoryInfo

D. System.IO.StreamInfo

A. To rename a file

B. To delete a file

C. To check if a file exists

D. To create a new file

A. ReadText()

B. ReadString()

C. ReadLines()

D. ReadAllText()

A. To read all lines of text from a file into a string array

B. To write all lines of text to a file

C. To delete all lines of text from a file

D. To append all lines of text to a file

A. File.Clean()

B. File.Erase()

C. File.Remove()

D. File.Delete()

A. FileStream

B. StreamReader

C. StreamWriter

D. File