Answer: white hat hacker
Explanation:
Like other forms of hacker, white hat hackers also have wide range of knowledge of breaking into systems, overriding firewalls, bypassing security protocols and can also do all other things hackers do. But what differentiates white hat hackers is the motive behind what they do, in that they carry out all this test not for their personal gain but for the benefit of the owners and also with the approval of the owners. Because after carrying out tests on the ways of exploiting the loop holes in the system they reveal it to the manufacturer or system owners for correction.
Answer:
B - The user is no longer able to log on to the network
Explanation:
What is being referred above is the digital information fluency. They are the ones responsible of producing an effective and efficient with the use of digital information.They also use it ethically which is beneficial to those who are using it. They are also used in evaluating and finding information in regards to digital information.
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.
