Answer:
D. Ui designer...............................................................
Explanation:
It means they cannot make changes inside those folders and they don't have permission to execute files within it.
Answer: C) A model of software distribution. Instead of simply selling an application, the vendor hosts the applications and offers access for a small subscription fee.
Explanation: Software as a service(SaaS) is the cloud computing service that is used as software distribution model .It functions by delivering the applications that are hosted by the third-party over the internet towards the customers.It function on the basis of servers of Saas provider.
Other options are incorrect because users don't log into the workstation directly. This model does not provides security regarding the confidential digital data.
It does not ensure the information service available to the user as per requirement.Thus, the correct option is option(c).
Web 2.0 Tools can aid in searches using key words
Explanation:
Web 2.0 Tools can aid in searches using key words .The followings are some tool like face book and you tube and google search that allow users to searches using key words. web 2.0 tools can be used to teach curriculum content, store data, create and edit video, edit photos,etc.,
Web 2.0 tools are easy to use websites designed to encourage creativity, team work, also helps in higher order thinking skills in classroom .The important thing is to teach students to think critically with whatever tools they have in front of them using key words while searching.