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Recent questions tagged computer-networks

6 votes
4 answers
2611
ISRO2016-68
Dynamic routing protocol enable routers to Dynamically discover and maintain routes Distribute routing updates to other routers Reach agreement with other routers about the network topology All of the above
Dynamic routing protocol enable routers toDynamically discover and maintain routesDistribute routing updates to other routersReach agreement with other routers about the ...
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6 votes
2 answers
2612
ISRO2014-61
A mechanism or technology used in Ethernet by which two connected devices choose common transmission parameters such as speed, duplex mode and flow control is called Autosense Synchronization Pinging Auto negotiation
A mechanism or technology used in Ethernet by which two connected devices choose common transmission parameters such as speed, duplex mode and flow control is calledAutos...
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4 votes
3 answers
2613
ISRO2014-60
Suppose you are browsing the world wide web using a web browser and trying to access the web servers. What is the underlying protocol and port number that are being used? $\textsf{UDP, 80}$ $\textsf{TCP, 80}$ $\textsf{TCP, 25}$ $\textsf{UDP, 25}$
Suppose you are browsing the world wide web using a web browser and trying to access the web servers. What is the underlying protocol and port number that are being used?...
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0 votes
1 answer
2617
Stateless/statefull
Can anyone please explain me why HTTP is stateless protocol
Can anyone please explain me why HTTP is stateless protocol
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2 votes
2 answers
2619
gateforum
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4 votes
2 answers
2620
ISRO2014-6
The process of modifying IP address information in IP packet headers while in transit across a traffic routing device is called Port address translation (PAT) Network address translation (NAT) Address mapping Port mapping
The process of modifying IP address information in IP packet headers while in transit across a traffic routing device is calledPort address translation (PAT)Network addre...
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1 votes
1 answer
2623
UGC NET CSE | June 2014 | Part 2 | Question: 26
Match the following with respect to the mobile computing technologies $:$ ... $\text{a-ii; b-iii; c-iv; d-i}$ $\text{a-ii; b-i; c-iv; d-iii}$
Match the following with respect to the mobile computing technologies $:$$\begin{array}{cIcI} & \textbf{List-I} & & \textbf{List-II} \\ \text{a.} & \text{GPRS} & \text{i...
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1 votes
2 answers
2624
digital signature
why hash function is used in digital signature and why it is many - to - one?? please explain.
why hash function is used in digital signature and why it is many - to - one??please explain.
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4 votes
4 answers
2626
ISRO2014-16
What is routing algorithm used by OSPF routing protocol? Distance vector Flooding Path vector Link state
What is routing algorithm used by OSPF routing protocol?Distance vectorFloodingPath vectorLink state
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7 votes
1 answer
2628
ISRO2011-71
One SAN switch has $24$ ports. All $24$ supports $8$ Gbps Fiber Channel technology. What is the aggregate bandwidth of that SAN switch? $96$ Gbps $192$ Mbps $512$ Gbps $192$ Gbps
One SAN switch has $24$ ports. All $24$ supports $8$ Gbps Fiber Channel technology. What is the aggregate bandwidth of that SAN switch?$96$ Gbps$192$ Mbps$512$ Gbps$192$ ...
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7 votes
3 answers
2631
ISRO2011-20
The $\textsf{IEEE}$ standard for WiMax technology is $\textsf{IEEE 802.16}$ $\textsf{IEEE 802.36}$ $\textsf{IEEE 812.16}$ $\textsf{IEEE 806.16}$
The $\textsf{IEEE}$ standard for WiMax technology is$\textsf{IEEE 802.16}$$\textsf{IEEE 802.36}$$\textsf{IEEE 812.16}$$\textsf{IEEE 806.16}$
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5 votes
4 answers
2632
ISRO2011-18
An example of poly-alphabetic substitution is P-box S-box Caesar cipher Vigenere cipher
An example of poly-alphabetic substitution isP-boxS-boxCaesar cipherVigenere cipher
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1 votes
2 answers
2633
Computer Network
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0 votes
1 answer
2636
What kind of message can an SNMP agent generate?
A .A trace message B .An SNMP message C .An alert message D .A trap message E .A get message
A .A trace messageB .An SNMP messageC .An alert messageD .A trap messageE .A get message
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6 votes
2 answers
2637
ISRO2011-12
The network protocol which is used to get MAC address of a node by providing IP address is SMTP ARP RIP BOOTP
The network protocol which is used to get MAC address of a node by providing IP address isSMTPARPRIPBOOTP
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6 votes
2 answers
2638
ISRO2011-50
Data is transmitted continuously at $2.048$ Mbps rate for $10$ hours and received $512$ bits errors. What is the bit error rate? $\text{6.9 e-9}$ $\text{6.9 e-6}$ $\text{69 e-9}$ $\text{4 e-9}$
Data is transmitted continuously at $2.048$ Mbps rate for $10$ hours and received $512$ bits errors. What is the bit error rate?$\text{6.9 e-9}$$\text{6.9 e-6}$$\text{69 ...
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0 votes
1 answer
2639
Cryptography
In _______-key cryptography, everyone has access to all the public keys. A. PRivate B. Public C. Symmetric D. Certfied
In _______-key cryptography, everyone has access to all the public keys.A. PRivateB. PublicC. SymmetricD. Certfied
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16 votes
3 answers
2640
ISRO2015-58
Which layers of the OSI reference model are host-to-host layers? Transport, session, presentation, application Session, presentation, application Datalink, transport, presentation, application Physical, datalink, network, transport
Which layers of the OSI reference model are host-to-host layers?Transport, session, presentation, applicationSession, presentation, applicationDatalink, transport, presen...
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