Answer:
False.
Explanation:
OSI model stands for Open Systems Interconnection. The seven layers of OSI model architecture starts from the Hardware Layers (Layers in Hardware Systems) to Software Layers (Layers in Software Systems) and includes the following;
1. Physical Layer
2. Data link Layer
3. Network Layer
4. Transport Layer
5. Session Layer
6. Presentation Layer
7. Application Layer
Each layer has its unique functionality which is responsible for the proper functioning of the communication services.
The physical layer of the OSI model is the first layer of the OSI model and it is foundational to any of the other layers because it determines the means of transmitting (sending) raw bits from one network node to another and the electrical specification of network equipments.
Answer: Date
Explanation: We receive new information everyday, and things are always changing. If something is old, it may need to be updated with the correct information
Answer:
A type of malicious code or program written to alter the way a computer operates and is designed to spread from one computer to another.
Once a virus has successfully attached to a program, file, or document, the virus will lie dormant until circumstances cause the computer or device to execute its code. In order for a virus to infect your computer, you have to run the infected program, which in turn causes the virus code to be executed.
