Multiple choice technology mainframe If we do not give size to file , what is the default size of a file in UNISYS? 128 Tracks 256 Tracks 1 Track 1 word Reveal answer Fill a bubble to check yourself B Correct answer Explanation Under the UNISYS MCP (Master Control Program) operating system, if no allocation size is explicitly specified when creating a file, the system assigns a default file size configuration of 256 Tracks.