Ruby MCQs with answers Page - 15

                    You can use the method syswrite to write the contents into a file. You need to open the file in write mode when using the method syswrite.                

                    The difference between the method foreach and the method readlines is that the method foreach is associated with a block. However, unlike the method readlines, the method foreach does not return an array.                

                    One of the IO class methods is IO.readlines. This method returns the contents of the file line by line.                

                    Use the chmod method with a mask to change the mode or permissions/access list of a file.                

                    In Ruby, exception handling is a process which describes a way to handle the error raised in a program.Error means an unwanted or unexpected event                

                    Retry is used to execute the rescue block again from the beginning after capturing the exception.                

                    Be careful while using retry statement because it may result into infinite loop.                

                    statement is used to raise an exception.