4 Design and implement C/C++ program (myfile.c in loop: (l) to prompt for a command, (2) to read a command 5 (from keyboard as you type (3) to echo the command, (4) to fork a child process to process command while the 6 parent process is waiting for child process to complete this part, and then (5) the parent is back to the command 7 prompt for next command. 9 The commands are: read, write, and append, and exit. The following tasks (that is, test cases) are to be 10 implemented. 11 12 Taski. When the command is "exit", then the program terminates with exito). 14 Task2. The "read" command will do a file-redirection for a file to be read and to be written to a temporary file. For 15 example read 34 include Katrina 35 include