Answer:
1) Electronic mailing
2) Web browsing
Explanation:
Electronic mail: For hundreds of millions of individuals, e-mail has become an significant component of private communications, many of whom have substituted it with letters or phone calls. E-mail has become an significant advertising medium in company, especially in cases where time-sensitive demand for products and services.Tickets for an upcoming sporting event, for instance, are sold by sending fans an e-mail message with ticket availability data and prices.
Web browsing: The web browsing is another critically important Internet application. The world of internet is filled with the immense of knowledge, subjects, and solutions. The user browse the internet to look out for the related queries, researches and lot other things.
Answer:
(a) Q = (M-(1-n)S)/n
(b)
When M = 450,
Q = 82
% CPU time wasted = 8.889%
When M = 90,
Q = 10
% CPU time wasted = 44.44%
When M = 50,
Q = 2
% CPU time wasted = 80%
Explanation:
Given Data:
n = process
T = ms time
Context switch time overhead = S
and M is total overhead
See attached file for the calculation.
Answer:
Option b is correct
Explanation:
For example, setting user config. Per user on a Microsoft computer
Go to config. Setting in the group management policy
Locate admin template, click group policy and enable the loop back policy.
This policy helps the computer to use set of GPO for users who log on to computers affected by this policy and this application is supported only in environment with active directory.
