Answer:
The only element visible is the presentation itself.
Explanation:
All of the other options, such as presenter's assistance, is hidden away from the projector, presentation device, etc. You are the only one that can see the window that shows what slide is next, presenter's notes, etc. <u>In other words, whatever you want the audience to see, that is only what they will see and nothing else.</u>
Answer:
Hub
Explanation:
A Hub is a networking tool linking of the different devices or other networking devices.In comparison to router or other a Hub has not routing tables or the guidance where it will sends the information and transmits the data in the network in the respective link.
The hub is used in the Microsoft Edge that provides a panel where we can access favorite web pages. The hub is also used in the history of the previously visited web pages .
A database is used to organize a large collection of data, hence the name database. It is literally a base that would contain a chunk of data that a person or an organization will need to pull out later when they need it. Databases are usually used by companies or organizations
inside a function or a block which is called local variables