Answer:
Explanation:
When most non-technical people hear the term “seven layers”, they either think of the popular Super Bowl bean dip or they mistakenly think about the seven layers of Hell, courtesy of Dante’s Inferno (there are nine). For IT professionals, the seven layers refer to the Open Systems Interconnection (OSI) model, a conceptual framework that describes the functions of a networking or telecommunication system.
The model uses layers to help give a visual description of what is going on with a particular networking system. This can help network managers narrow down problems (Is it a physical issue or something with the application?), as well as computer programmers (when developing an application, which other layers does it need to work with?). Tech vendors selling new products will often refer to the OSI model to help customers understand which layer their products work with or whether it works “across the stack”.
Layer 7 - Application
To further our bean dip analogy, the Application Layer is the one at the top--it’s what most users see. In the OSI model, this is the layer that is the “closest to the end user”. It receives information directly from users and displays incoming data it to the user. Oddly enough, applications themselves do not reside at the application layer. Instead the layer facilitates communication through lower layers in order to establish connections with applications at the other end. Web browsers (Google Chrome, Firefox, Safari, etc.) TelNet, and FTP, are examples of communications that rely on Layer 7.
Layer 6 - Presentation
The Presentation Layer represents the area that is independent of data representation at the application layer. In general, it represents the preparation or translation of application format to network format, or from network formatting to application format. In other words, the layer “presents” data for the application or the network. A good example of this is encryption and decryption of data for secure transmission - this happens at Layer 6.
Answer:
see explaination
Explanation:
If I am to select I will select the strategy Impute the missing values . Because rather than deleting and all the other strategies. This is the best option because, this is an optional field as described there is no need for such accurate information about salary.
If we want to maintain this field we can just fill the value by identifying the similar records which is the other customers who is visiting the same no of times and fill that.
You use the href attribute. <a href="apage.html"> My Page</a>
Answer:
The correct answer to the following question will be Option C (Entry control roster).
Explanation:
A roster for entry controls includes a list of identities and descriptions of people that are going to access. A guard might have a list of recognized staff approved to connect a network channel capability or region.
- Someone who tries to enter the region will indeed be reviewed, and then they will be refused access unless their identity isn't even on the list.
- Once people visit, they'll need to display the credentials of the security officer that allows everyone to access the server farm.
So, it's the right answer.
The correct matching of the given computer components/commands are:
- Input- Data given to the computer
- Output- Result provided by the CPU
- Processing- CPU
- Data storage- Memory
<h3>What is Input? </h3>
This refers to the process of giving raw data to a computer system that needs processing to be done to it.
Hence, we can see that based on the computer components and commands given in the image have all been correctly matched.
Read more about computer components here:
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