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Q. Single Mode for transmitting optical signals?
- Merely one beam from a light source is transmitted using a smaller range of angles
- Smaller diameter as well as lower density
- Makes propagation of beams approximately horizontal and delays are negligible
- All beams arrive together and is able to be recombined without signal distortion
- Utilizes stepped index fiber
Network Criteria - Performance - It is able to be measured by transit time and response time. Affected by type of medium, number of users and connected HW/SW - Reliability
Physical layers defines with synchronizing the 1s and 0s on the wire.
Q. Describe about Data Communications? - Data - Information presented in whatsoever form is agreed upon by the parties creating and using the data - Data Communications - ex
State in brief about the Local Area Network (LAN) LAN is an interconnection of computers and associated peripherals as well as to the communications system as shown in Figure
Q. What do you understand by Protocol? Ans: In the context of data networking, a protocol is a formal set of rules and conventions that governs how computers interchange infor
#question.what can we do with a spider when it red?.
Need for standards - Over the past couple of decades several of the networks that were built used different hardware and software implementations therefore they were incompatib
What is logical link control? One of two sublayers of the data link layer of OSI reference model, as explained by the IEEE 802 standard. This sublayer is responsible for mainta
What is Uniform Resource Locator Address of location for accessing Web pages. Clicking on an icon or "hot text" is the most common means of accessing and using a URL. Typing
What is subnet mask? A subnet mask is combined with an IP address in order to recognize two parts: the extended network address and the host address. Such as an IP address, a s
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