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Comment by ^ÃßÐuL on November 16, 2016 at 10:51am

 

Question No. 1

 

Consider a computer network with 8 devices, in this network each device is directly connected with each other through a twisted pair cable. Calculate the number of links required to connect these devices with each other and fill in the following table.

 

Calculation	No. of links

 

 

Question No. 2

 

Identify the type of transmission mode for each of the following cases:

                                                                                                        

Case	Transmission Mode
Monitoring through Surveillance Camera
Talking through Walkie-talkie
Phone call through smart Cell phone
Watching a broadcast Television
Real time high speed Audio-Video Conferencing

Comment by +HබƝƝබh ღ on August 15, 2016 at 3:45pm

Good luck all for your final term .. 

Comment by Jinn on April 7, 2016 at 9:29pm

I am done with this subject. Good luck folks!

Comment by BaY NaAM LoG (MIT) on December 14, 2015 at 4:24pm

i have past papers so who need contact me

Comment by BaY NaAM LoG (MIT) on December 14, 2015 at 4:23pm

Comment by Dua Fatima on December 14, 2015 at 3:53pm

plz give me past paper cs601

Comment by NOMI JUTT MCS 3 SIT on February 4, 2015 at 10:38pm

is se quiz krain29.docx

Comment by nina on June 3, 2014 at 11:51pm

sehar sis is ko solve bi kar doo and thanks for sharing

Comment by + M.Tariq Malik on March 4, 2014 at 10:09pm

sehar thanks for sharing ur paper.. best of luck for ur result 

Comment by sehar (mcs) on March 4, 2014 at 8:50pm

to day my paper
If db is amplified then attenuation is ------------------
Ø Positive (Page 142)
Ø Negative
Ø Zero
Ø None of the above
The _______________ layer changes bits into electromagnetic signals.
► physical
► transport
ransport
► none of given
Data link protocols can be divided into ______________ sub-groups.
► two (Page 202)
► three
► four
► five
Check sum method is used for _______________ layers.
► Physical
► Application
► Transport
► Data link
Multiplexing is the set of techniques that allows simultaneous TX of multiple signals across ___________
data link
► Single (Page 147)
► Multi
► Single and Multi
► none of the given
Primary device uses ____________ to receive transmission from the secondary devices.
► ACK
► ENQ
► POLL (Page 191)
The inversion of the level at 1 bit is called as __________
► NRZ-L
► NRZ-I (Page 73)
► RZ

How much bandwidth for modem is required in case of FSK? [2] Answer: BW required for FSK is equal to the Baud rate of the signal plus the frequency shift. Because of the limitations of voice-grade telephone lines, these modems are restricted to a bandwidth of about 3 kHz
Question#2 What is R G rating of coaxial cable? Answer:- (Page 126) Different coaxial cable designs are categorized by their Radio government ( RG ) ratings Each cable defined by RG rating is adapted for a specialized function: RG-8
• Used in Thick Ethernet
RG-9
• Used in Thick Ethernet
RG-11
• Used in Thick Ethernet
RG-58
• Used in Thin Ethernet
RG-59
There are many types of redundancy check techniques but we want to apply a most common and less expensive error detection technique. You are required to describe the suitable technique meeting the given requirements. Also apply your suggested error detection technique on the message “vu” (ACHII code is given bellow).
01110110 v
01110101 u
A flow control method has its specific mechanism to keep track of transmitted and received frames. What is the main factor on which the identification scheme of sliding window relies to keep track of transmitted and received frames? Explain this tracking scheme with an example of n = 8

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