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Recent questions tagged udp

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transport layer and network layer .
True /False -Transport layer protocols like TCP, UDP and Network layer protocol like IP, ICMP, RARP can be distinguished by protocol field of IP protocol.
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UGC NET CSE | June 2025 | Part 2 | Question: 34
CB84000D001C001C is the content of a UDP header in hexadecimal format. The source port number is$52100$$13$$28$$52000$
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How many bits in UDP's header?
Website like Chegg say 64 bits but kurose and ross say it's 32 bits. In their book they have said each header is 2 bytes and there are four headers. So this makes it to 6...
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CN Doubt
The underlying Transport layer protocol used by SMTP is ________(a) TCP(b) UDP(c) Either TCP or UDP
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Which of the following describe the DHCP Discover message? 1) It uses FF:FF:FF:FF:FF:FF as a layer 2 broadcast. I uses UDP as the Transport layer protocol. It uses TCP as the Transport layer protocol. It does not use a layer 2 destination address. [A]. 1 only [B]. 1 and 2 @ [C]. 3 and 4 [D]. 4 only
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Packets of the same session may be routed through different paths in: 1)TCP, but not UDP 2)TCP and UDP 3)UDP, but not TCP 4) Neither TCP nor UDP
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NIELIT 2022 April Scientist B | Section B | Question: 63
Host $\text{A}$ sends a $\text{UDP}$ datagram containing $8880 \; \text{bytes}$ of user data to host $\text{ B}$ over an Ethernet $\text{LAN}.$ Ethernet frames may carry ...
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NIELIT 2017 DEC Scientific Assistant A - Section B: 1
Correct expression tor UDP user datagram length islength of UDP = length of IP- length of IP header'slength of UDP= length of UDP-length of UDP header'slength of UDP = le...
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Kurose and Ross Edition 6 Exercise 3 Question R10 (Page No 286)
In our rdt protocols, why did we need to introduce timers?
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Kurose and Ross Edition 6 Exercise 3 Question R7 (Page No 286)
Suppose a process in Host C has a UDP socket with port number 6789. Suppose both Host A and Host B each send a UDP segment to Host C with destination port number 6789. Wi...
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Kurose and Ross Edition 6 Exercise 3 Question R6 (Page No 286)
Is it possible for an application to enjoy reliable data transfer even when the application runs over UDP? If so, how?
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Kurose and Ross Edition 6 Exercise 3 Question R4 (Page No 286)
Describe why an application developer might choose to run an application over UDP rather than TCP.
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Kurose and Ross Edition 6 Exercise 2 Question R8 (Page No 169)
List the four broad classes of services that a transport protocol can provide. For each of the service classes, indicate if either UDP or TCP (or both) provides such a se...
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Andrew S. Tanenbaum Edition 5th Exercise 6 Question 19 (Page No. 608)
Both UDP and TCP use port numbers to identify the destination entity when deliveringa message. Give two reasons why these protocols invented a new abstract ID (portnumber...
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Andrew S. Tanenbaum Edition 5th Exercise 6 Question 16 (Page No. 608)
Consider a simple application-level protocol built on top of UDP that allows a client toretrieve a file from a remote server residing at a well-known address. The client ...
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Andrew S. Tanenbaum Edition 5th Exercise 6 Question 15 (Page No. 607)
Why does UDP exist? Would it not have been enough to just let user processes sendraw IP packets
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