(1)Describe the operating system.
Ans. An operating
system is a set of instruction which controls data, data storage and
information.
(2)What is CUI?
Ans. It uses text or
commands, typed through the keyboard to help the user communicate with the
computer.
(3)What is GUI?
Ans. It uses graphic
objects to help the user to interact with computer. In the windows operating
system, commands are given by clicking on small pictures, symbols and words.
(4)Explain booting?
Ans. The program stored
in the ROM checks the basic input and output devices and then loads the
operating system. This sequence of operations is called booting.
(5) Which are the two types of booting? Explain.
Ans. they are of two
types –
(1) Warm booting: Warm
booting is resetting the computer, were operating system is already on by
pressing ctrl + alt +delete keys.
(2) Cold booting: a
cold boot is the start of computer from the beginning. Computer always starts
with cold booting.