Answer:
networking experts or systems administrators ,database administrators,programmers.
Explanation:
The people who enter in the field of information security are professionals in technical fields bu their work is totally into the field of security like working on security applications.They don't work on the traditional IT assignments such as developing software,apps,website etc.
Answer:
A workstation used at an engineering firm is characteristic of an enterprise environment.
192.168 suggests class C networks which have a 24 bit netmask (255.255.255.0) but you haven't provided enough info, like the netmask of a working machine, to be definite.
Answer:
On the World Wide Web
Explanation:
Sure theres always a homepage somewhere. But i dont know what your researching so i went with c.