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What is the difference between CSMA/CD and CSMA/CA? CSMA/CD, or Collision Detect, retransmits data frames when a collision occurred. CSMA/CA, or Collision Avoidance, will first
Q. Explain about Horn Antenna? - Outgoing transmissions broadcast by a stem and deflected outward - Received transmissions collect by a scooped part of the horn and deflecte
Describe the main factors of switching delay No. The speed of propagation is 200,000 km/sec or 200 meters/µsec. In 10 µsec signal travels 2 km. Therefore, each switch adds equi
Determine the concept of placing antenna on hieght First, starting deployment simply placed cells in regions where there was high density of vehicle or human population. Once t
Compare Error Detection and Error Correction: The correction of errors is more difficult than the detection. In error detection, checks only any error has happened. In error co
What is the difference between a JDK and a JVM? JDK is Java Development Kit which is for development purpose and it contains execution environment also. But JVM is purely a
Simple Mail Transfer Protocols (SMTP) The application layer protocols for electronic mail is SMTP( Simple mail transfer protocols). Internet electronic mail has man
QUESTION a) National regulations require the availability of the following services for all IP to PSTN, PSTN to IP, and IP to IP calls. Name any three types of these features
Control Frame: claim_token Consider first station turned on Station notices no tokens Sends claim_token No competitors, so makes a ring of just itself P
Concept of connection between the PC and the cable modem Even if downstream channel works at 27 Mbps, user interface is nearly always 10-Mbps Ethernet. There is no way to get b
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