In which type of operating system time intervals to process and respond to input is very small? A) Distributed Operating System B) Network Operating System C) Real-Time Operating System D) Real-Sharing Operating System Related MCQs: What type of operating system MS-DOS is? When a person must change to his existing position, to respond to a new situation is called? The sum of the ages of 5 children born at the intervals of 3 years each is 50 years. What is the age of the youngest child? The sum of the ages of 5 children born at the intervals of 3 years each is 50 years. What is the age of the youngest child?