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802.11 DSSS
a) Direct sequence spread spectrum in a 2.4 GHz band
b) Each bit is replaced by a sequence of bits called a chip code, implemented at the physical layer
c) Sender splits each byte of data into several parts and sends them concurrently on different frequencies
d) Data rate is 1 or 2 Mbps
Q. Show the Network layer in an internetwork? - Receives data from Transport layer - Responsible for creating Packet - Each packet contains - Universal Address of Sour
Quetion: An amplifier increases the peak-to-peak voltage of a signal from 1 V to 20 V. What is the amplifier's gain in dB?
importance of mail server ,proxy server ,modem ,intranet and web site
TYPES OF WIRES: Cable used for wiring would match the following: The intended speed The distance between computers The amount of noise Anticipated future r
What is Wired Equivalent Privacy?
QUESTION Write a report to explain the concept of LAN and WAN including the various components of the telecommunication infrastructure required by UTM Ltd. You are required to
Time out Timers are used to protect against lost packet. Each packet must have its own logical timers since only a single packet will be retransmitted after timeou
modern technology in world of 21 century
Consider the similar conditions as the last problem, except for the following: what's the minimum possible response time for the 1 Gbps and a 1 Mbps line? What does the diffrentia
I NTRODUCTION Reliability prediction is an important method for evaluating a system design, right from its conceptual stage through development and manufacture and al
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