Answer:
d. all of the statements are correct
Explanation:
Frame Relay is a high-performance WAN protocol that operates at the physical and data link layers of the OSI reference model. i.e Layers 1 and 2 They are designed to cope with bursty traffic. Frame relay is also a form of data networking based on packet switching in which the packets are variable in length and experience packet delays.
Based on the above definition the correct statement is option d as all of the statements define in the other option correctly defines the function of frame relay.
Answer:
nonrenewable resources
Explanation:
There are primarily two types of resources: renewable and non-renewable. The main difference between the two is that <em>the renewable resources can be replenished</em> while<em> the non-renewable resources cannot be replenished.</em>
Examples of non-renewable resources:<u> coal, oil and natural gas.</u> These are called "fossil fuels." Although they only have a limited supply, most of our human activities are dependent on these fossil fuels, which threatens their depletion.
Answer: There are several types of jobs in this field
Explanation: i did the test
