Answer:Pen computing refers to any computer user-interface using a pen or stylus and tablet, over input devices such as a keyboard or a mouse.
Answer:
This is an Ethernet port operating at half duplex.
Explanation:
Modern Ethernet networks built with switches and full-duplex connections no longer utilize CSMA/CD. CSMA/CD is only used in obsolete shared media Ethernet (which uses repeater or hub).
Answer: Computer operator
Explanation:
Following the information given, we can deduce that Connie is employed as a computer operator. A computer operator is a role in IT whereby the person involved oversees how the computer systems are run and also ensures that the computers and the machines are running properly.
Since Connie keeps the operating systems up-to-date, ensures that memory and disk storage are available, and oversees the physical environment of the computer, then she performs the role of a computer operator.
A virus can be identified by culturing a specimen that contains it. This type of identification is called a viral culture identification<em />. This is done by isolating the virus by feeding the media with appropriate nutrients depending on what type of virus is desired to be identified. Since a virus is not a living thing, it needs a host cell. This is done by adding a host cell and allowing the virus to penetrate the cell by centrifugal force in a centrifugation process.
