Which of the following functions can be used to read data from a file using a file descriptor?Select one:os.reader()os.scan()os.read()os.quick_read()

In C language, which of the following functions can not used to write data to a file?Select one or more:a.putsb.getsc.fprintfd.fputce.fputs

Which class in Java is used to read data line by line from a file?OptionsFileInputStreamBufferedReaderFileWriterOutputStream

What system call would you use to write to a file descriptor? (select all correct answers)writeprintffprintf

Which function is used to read data from the console?Select one:coutifscanf()main()

In C++, combination of ________ and _________ functions are used to determine the actual data length of a file.