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Questions by Bikram

4 votes
2 answers
602
Test by Bikram | Computer Networks | Test 1 | Question: 19
A $20$ kbps satellite link has propagation delay of $300$ ms , transmitter use Go Back $10$ ARQ scheme, if each frame is $50$ bytes long then the maximum data rate is ________ kbps
A $20$ kbps satellite link has propagation delay of $300$ ms , transmitter use Go Back $10$ ARQ scheme, if each frame is $50$ bytes long then the maximum data rate is ___...
0 votes
1 answer
603
Test by Bikram | Computer Networks | Test 1 | Question: 18
Number of subnets can be formed by using the subnet mask $255.255.248.0$ in a class B network _________
Number of subnets can be formed by using the subnet mask $255.255.248.0$ in a class B network _________
3 votes
2 answers
604
Test by Bikram | Computer Networks | Test 1 | Question: 17
A message bit stream is $101101101$, the bit pattern will be if message is transmitted with bit stuffing and a flag bit of $0111$___________
A message bit stream is $101101101$, the bit pattern will be if message is transmitted with bit stuffing and a flag bit of $0111$___________
6 votes
2 answers
605
Test by Bikram | Computer Networks | Test 1 | Question: 16
In a token bucket network transmission spreed is $20^*(10^6)$ bps and maximum rate can only be sent for at most $10$ sec at a time, and at most $150$ Mb can be sent over any $15$ sec window, then the value for token input rate is _________ mbps
In a token bucket network transmission spreed is $20^*(10^6)$ bps and maximum rate can only be sent for at most $10$ sec at a time, and at most $150$ Mb can be sent over...
1 votes
1 answer
606
Test by Bikram | Computer Networks | Test 1 | Question: 15
A LAN operates Ethernet with CSMA/CD mechanism runs at a transmission rate of 8 Mbps and one way signal propagation time is 25 microsecond, the minimum transmitted frame length is ________ bits
A LAN operates Ethernet with CSMA/CD mechanism runs at a transmission rate of 8 Mbps and one way signal propagation time is 25 microsecond, the minimum transmitted frame...
1 votes
1 answer
607
Test by Bikram | Computer Networks | Test 1 | Question: 14
In a class B network subnet mask for $200$ subnets each with $220$ systems will be $255.255.255.0$ $255.255.0.0$ $255.255.224.0$ $255.0.0.0$
In a class B network subnet mask for $200$ subnets each with $220$ systems will be$255.255.255.0$$255.255.0.0$$255.255.224.0$$255.0.0.0$
1 votes
1 answer
608
Test by Bikram | Computer Networks | Test 1 | Question: 13
Which parameter can be used by a firewall to decide whether to forward or drop packets? source ip address & destination ip address tcp/udp source and destination port number tcp SYN and ACK bits all of these
Which parameter can be used by a firewall to decide whether to forward or drop packets?source ip address & destination ip address tcp/udp source and destination port num...
5 votes
2 answers
609
Test by Bikram | Computer Networks | Test 1 | Question: 12
Sanjay is looking for a file from the file server for his word processing application, which layer is responsible for this function? Presentation Transport Network Session
Sanjay is looking for a file from the file server for his word processing application, which layer is responsible for this function?PresentationTransportNetworkSession
1 votes
1 answer
611
Test by Bikram | Computer Networks | Test 1 | Question: 10
Symmetric key algorithm is same as: RSA encryption Public key encryption Secret key encryption Secret hash encryption
Symmetric key algorithm is same as:RSA encryptionPublic key encryptionSecret key encryptionSecret hash encryption
3 votes
0 answers
612
Test by Bikram | Computer Networks | Test 1 | Question: 9
Internet address always have at least: A country name or organization type Internet service provider's name Name of organization Name of individual Type of organization ii, iii,iv i, iii i,ii,iii ii,iii,iv,v
Internet address always have at least:A country name or organization typeInternet service provider's nameName of organizationName of individualType of organization ii, ii...
2 votes
3 answers
613
Test by Bikram | Computer Networks | Test 1 | Question: 8
The message $11011011$ should be transmitted using CRC polynomial $x3+x+1$, to protect it from errors that message will be transmitted as ________
The message $11011011$ should be transmitted using CRC polynomial $x3+x+1$, to protect it from errors that message will be transmitted as ________
4 votes
1 answer
614
Test by Bikram | Computer Networks | Test 1 | Question: 7
Consider private key crypto-system has $3$ keys, $3$ plain-texts and $4$ cipher-texts: $K=\{ k1,k2,k3 \}$ $M=\{m1, m2,m3 \}$ $C=\{c1,c2,c3,c4 \}$ In a valid encryption table find the key that maps two different messages to same cipher text: k1 k2 k3 No key can map
Consider private key crypto-system has $3$ keys, $3$ plain-texts and $4$ cipher-texts:$K=\{ k1,k2,k3 \}$$M=\{m1, m2,m3 \}$$C=\{c1,c2,c3,c4 \}$In a valid encryption table ...
6 votes
1 answer
615
Test by Bikram | Computer Networks | Test 1 | Question: 6
IP address of a particular class B host is $152.45.32.14$, what is the broadcast address of the subnet if the subnet mask is $255.255.240.0$? $152.45.47.255$ $152.45.255.255$ $152.45.53.14$ $152.45.47.256$
IP address of a particular class B host is $152.45.32.14$, what is the broadcast address of the subnet if the subnet mask is $255.255.240.0$?$152.45.47.255$$152.45.255.25...
1 votes
1 answer
616
Test by Bikram | Computer Networks | Test 1 | Question: 5
A class C network is sub divided into subnets with $3$ bit subnet number, the maximum number of available hosts in each sub network is __________
A class C network is sub divided into subnets with $3$ bit subnet number, the maximum number of available hosts in each sub network is __________
3 votes
1 answer
617
Test by Bikram | Computer Networks | Test 1 | Question: 4
Routers can be configured using several sources, which among these can not be used for Router Configuration? Removable media Console port TFTP server Virtual terminals
Routers can be configured using several sources, which among these can not be used for Router Configuration?Removable mediaConsole portTFTP serverVirtual terminals
1 votes
1 answer
619
Test by Bikram | Computer Networks | Test 1 | Question: 2
A CRC code use the generator polynomial $x6+x4+x+1$ and it has $10$ message bits, what is the redundant check bits appended to the following message at sender side $1011001011$? $000001$ $000011$ $000000$ $110000$
A CRC code use the generator polynomial $x6+x4+x+1$ and it has $10$ message bits, what is the redundant check bits appended to the following message at sender side $10110...
4 votes
3 answers
620
Test by Bikram | Computer Networks | Test 1 | Question: 1
A class B address has the subnet mask of $255.255.224.0$. what will be the IP address of the second host in the second sub network of the main network address $132.55.0.0$? $132.55.0.1$ $132.55.32.2$ $132.55.64.1$ $132.55.64.2$
A class B address has the subnet mask of $255.255.224.0$. what will be the IP address of the second host in the second sub network of the main network address $132.55.0.0...
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