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Q. Show the Refraction and Reflection in Fiber-optic cable ?
- Refraction often takes place when light bends as it passes from one medium to another less dense medium
- When this angle consequences in a refraction great enough reflection occurs and the light no longer passes into the less dense medium
Reflection
- Optical fibers utilize reflection to guide light through a channel
- Information is encoded onto a beam of light like a series of on-off pulses representing 1s and 0s
Bridged Ethernet Raises bandwidth by dividing the network into smaller networks allowing concurrent communications Separates collision domains because traffic is lower
Determine the method to protect the Web servers The company should install additional levels of security measures since it is possible for hackers to generate and send data wit
Process Management int pvm_mytid( void ) Returns the tid of the calling process. tid values less than zero indicate an fault. int pvm_exit( void ) T
LRC - Performance Detects every burst errors up to length n (number of columns) If two bits in one data unit are damaged as well as two bits in exactly same positions
ACME Corp is located in Toledo, Ohio. They would like to create a network and divide it into 3 subnets, each subnet has 150 computers. The IT plan calls for connecting the LAN to t
1. A computer system has a two-level memory cache hierarchy. The L1 cache has a zero hit penalty, a miss penalty of 5 ns and a hit rate of 95 percent. The L2 cache has a miss pena
Q. What is Aspects of Security? - Security Attack: Any action whichcompromises the security of information owned by an organization. - Security Mechanism: A mechanism th
Q. What are the TCP Services? TCP - Services Full Duplex Service Connection Oriented Service Reliable Service
Root DNS Servers A root server is a serve which consists of the entire hierarchy of servers. A root server usually does not store any information about domains but
Distance covered, Based on size, ownership and physical architecture - LAN (Local Area Network) - Suitable for smaller geographical area - MAN (Metropolitan Area Network) - S
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