GATE Computer Science: Questions 93 - 97 of 913
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Question number: 93
Question number: 94
Question number: 95
One method is the layered approach that is the operating system is broken up into a number of layers (levels). The bottom layer (layer 0) is a called ________ the highest (layer N) is a called ________
|d.||Both a. and b. are correct|
Question number: 96
A ________provides a desktop metaphor where the mouse is moved to position its pointer on images, or icons, on the screen (the desktop) that represent programs, files, directories, and system functions.
|d.||All of the above|
Question number: 97
Each process is represented in the operating system by a process control block
(PCB) it is also called a ________.
Transaction control block
task control block
task collection block
|d.||Question does not provide sufficient data or is vague|