Answer:
C. E-mail
Explanation:
Electronic mail is the best choice to convey urgent and highly sensitive information
Answer:
D. System/Application Domain
Explanation:
A system or application domain is used by an organization to supports its IT infrastructure, holding all the business critical mission system, applications and data. All the resources of the company are contained in this domain, and is accessible by a member.
LAN to WAN domain links the company's infrastructure or local area network to a wide area network or the internet. The WAN domain simply holds publicly the data of an organisation, while remote access domain is meant for a small group of workers in the office or working from home.
Explanation:
1a. i know only 4 components of computer these are users, data,hardware & software
1b.users,the person who use the computer
data,it is the collection of raw facts and figures
hardware,is the physical part of the computer that can be seen and touch
software,is a set of program that instruct the computer to perform the certain action
2a,an internet is worldwide systen of interconnected computer network
2b.if some student want to now about something he can use internet and get the answer,to commenicate with others,and to learn online
