Answer:
The question is invalid; there are many types of computer user. Why on earth do you think there are five?
From the top of my head.
Casual- someone at home browsing the web, reading email.
IT Consultant. Advising people.
Software developer- writing software
Secretary - manages email for a company
Academic. Writing research papers.
Monitors. Monitor a computer system.
That’s six off the top of my head. There are probably a dozen more. So why do you think there are five?
The four main components are main memory, arithmetic and logic unit, control unit, and input/output (I/O). :)
Answer: Software
Explanation:
Security certificate is defined as the assurance that maintain authenticity and intactness of a website or different sites.It is present in small sized data filed that establishes encryption and validation through verification of owner's identity.
- As per the suggestion of Webmaster, who takes care of web-pages and web-servers , security certificate should be purchased to verify the transmission of message with encryption.
- Certificate in this case will be acting as software for providing security and operations to the websites.
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