Answer: VLAN(Virtual local area network)
Explanation: VLAN(Virtual local area network) is the networking device that displays the flexible nature due to the logical connection of one or more LANs. VLAN is used for the purpose of the management, security, scaling etc.
VLAN also has the ability to provide the segmentation in the network by dividing the physical network into segments and making logical network. Router is the source for maintaining the communication in the VLAN.
Thus according to the requirement mentioned in the question ,VLAN is the network device that should be used.
Answer:
The answer to this question is option "d".
Explanation:
The answer is user will not be able to login at all. The user wants to log in to the salesforce by its IP address. But in the server, all the IP addresses will be registered for their special work. When the user inserting their IP address to log in to the salesforce. The first server will be checking into there database. If IP address doesn't match it will not permit to access salesforce because in their server it is not a valid IP address. It is registered in sever but not for this user.
So the answer to this question is option "d".
For 1.
Positive correlation means if you plot a country's population and land size on a graph. There would be a linear regression line that's sloping upwards.
Since it's a scatterplot, there will be some that fall out of the line, but most of them should be on the line.
It's (A)
For 2.
An outlier is a datapoint that's far, FAR away from the others, so it's (B)
For 3. (A), it's a single line-of-best fit that runs through the middle of the cluster of data points.
Carlos Should use a Security Camera to keep track of his physical hardware. Carlos can then use a computer to monitor the security cameras.