Answer:
Option (1) the is correct answer for the above question.
Explanation:
"DDos" stands for distributed denial-of-service. It is a type of attack which affects the network route. It disturbs the normal route like a traffic Jam. It operators from some hosts point and act after getting access to the system in an unauthorized way.
It attacks to disturb the service provided by the other system. It authorized the hosts' system and entered into the system to get disturb the routine of the system.
- Option 1 also suggests the same hence it is a correct option.
- While option 2 suggests that it is a software, but it is a concept that means to disturb the normal routine of the system and he can get that information access which is transmitted over the signals. hence option 2 is not fit for the question.
Answer:
/30
Explanation:
/ 30 subnet have total two hosts and 419432 subnets. In above example we to connect or install router in two buildings that why /30 subnet is feasible. because this provides two host.
Answer:
rotate text is the correct answer
Answer:
PDF (Portable Document Format)
Explanation:
The PDF file extension indicates that a file is an Adobe Acrobat document. Adobe developed a file format called Portable Document Format (PDF) in the 1990s to display documents that can include images, text, links, buttons, audio, video, form fields etc in such a way that it is not dependent on a specific Operating system, software or hardware.
The PDF file extension is cross-platform which means that the PDF file can be viewed on any Operating System such as Windows, Linux, macOS, Android, IOS etc.