A ________ is a 16-bit number used by the host-to-host protocol to identify to which higher-
level protocol or application program (process) it must deliver incoming messages
A. connection
B. UDP
C. port
D. TCP

1 Answer

Answer :

C. port

Related questions

Description : To deliver a message to the correct application program running on a host, the _______ address must be consulted. A. IP B. MAC C. Port D. None of the mentioned

Last Answer : C. Port

Description : 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? a. UDP, 80 b. TCP, 80 c. TCP, 25 d. UDP, 25

Last Answer : b. TCP, 80

Description : HMP (Host Monitoring Protocol) is: A. a TCP/IP protocol used todynamically bind ahigh level IP Address to alow-level physical hardware address B. a TCP/IP high level protocol for transferring ... used to monitor computers D. a protocol that handles error andcontrol messages E. None of the above

Last Answer : a protocol used to monitor computers

Description : . As an ethical hacker, you should scan all ________ UDP and TCP port on each network host that’s found by your scanner. a. 65535 b. 65353 c. 65333 d. 65555

Last Answer : a. 65535

Description : TCP and UDP are called ________ a. Application protocols b. Session protocols c. Transport protocols d. Network protocols

Last Answer : c. Transport protocols

Description : TCP and UDP are called ________ A. Application protocols B. Session protocols C. Transport protocols D. Network protocols

Last Answer : C. Transport protocols

Description : Which of the following TCP/IP protocolallows an application program on one machine to senda datagram to anapplicationprogram onanother machine? A. UDP B. VMTP C. X.25 D. SMTP E. None of the above

Last Answer : UDP

Description : Which protocol carries messages such as destination Unreachable, Time Exceeded, Parameter Problem, Source Quench, Redirect, Echo, Echo Reply, Timestamp, Information Request, Information Reply, Address Request, and Address Reply? * ICMP * UDP * TCP * TFTP

Last Answer : Correct answer: A ICMP (Internet Control Message Protocol) is a network layer internet protocol described in RFC # 792. ICMP reports IP packet information such as destination Unreachable, Time ... Echo Reply, Timestamp, Information Request, Information Reply, Address Request, and Address Reply.

Description : A layer-4 firewall (a device that can look at all protocol headers up to the transport layer) CANNOT a. block entire HTTP traffic during 9:00PM and 5 :0OAM b. block all ICMP traffic c. stop ... address d. block TCP traffic from a specific user on a multi-user system during 9:00PM and 5:00AM

Last Answer : d. block TCP traffic from a specific user on a multi-user system during 9:00PM and 5:00AM

Description : Which protocol does HTTP (Hyper Text Transfer Protocol) - use for transferring web pages at the Transport layer a. IP b. UDP c. TCP d. ARP

Last Answer : c. TCP

Description : Which protocol does switch use at the layer 2 for finding MAC address? a. ICMP b. UDP c. ARP d. TCP

Last Answer : c. ARP

Description : State weather the following statement is true or false for Stream Control Transmission Protocol (SCTP). 1). SCTP uses only few known ports in the TCP space. 2).SCTP is a new transport protocol at the same layer as TCP and ... , 3. false C. 1. false, 2. false, 3. false D. 1.false, 2. true, 3. true

Last Answer : D. 1.false, 2. true, 3. true

Description : The Post Office Protocol is an ………... protocol with both client (sender/receiver) and …………...functions A. electronic mail, server (storage) B. three layer , server C. UDP, transfer D. TCP, server

Last Answer : A. electronic mail, server (storage)

Description : Which processes does TCP, but not UDP, use? a. Windowing b. Acknowledgements c. Both a and b d. Destination Port

Last Answer : c. Both a and b

Description : Length of Port address in TCP/IP is A. 8 bit long B. 4 bit long C. 32 bit long D. 16 bit long

Last Answer : D. 16 bit long

Description : Length of Port address in TCP/IP is a. 8 bit long b. 4 bit long c. 32 bit long d. 16 bit long

Last Answer : d. 16 bit long

Description : Which of the following addresses is used to deliver a message to the correct application program running on a host? (A) Port (B) IP (C) Logical (D) Physical

Last Answer : (A) Port 

Description : The local host and the remote host are defined using IP addresses. To define the processes, we need second identifiers called ____________ A. UDP addresses B. transport addresses C. port addresses D. none of the above

Last Answer : C. port addresses

Description : Which processes does TCP, but not UDP, use?Source Port - 16 bits, Destination Port - 16 bits, Length - 16 Bits, Checksum - 16 bits, Data * Destination Port - 16 bits, Source Port - 16 bits, Length - ... * Source Port - 8 bits, Destination Port - 8 bits, Length -8 Bits, Checksum - 8 bits, Data

Last Answer : Correct answer: A The UDP format for a segment is as follows: Source Port 16 bits Destination Port 16 bits Length 16 bits Checksum 16 bits Data xx bits

Description : Which of the following TCP/IP protocol is used for transferring electronic mail messages from one machine to another? A. FTP B. SNMP C. SMTP D. RPC E. None of the above

Last Answer : SMTP

Description : In the TCP/IP protocol suite, which one of the following is NOT part of the IP header? a. Fragment Offset b. Source IP address c. Destination IP address d. Destination port number

Last Answer : d. Destination port number

Description : Which application-level protocol plays a crucial role in carrying out the data definition and manipulation in addition to X-500 features? a. TCP b. LDAP c. FTP d. None of the above

Last Answer : b. LDAP

Description : The least significant 23 bits in a 48-bit Ethernet address identify a ________. A) multicast router B) host C) multicast group D) noneof the above

Last Answer : multicast group

Description : A _____ is a TCP name for a transport service access point. a. port b. pipe c. node d. protocol

Last Answer : a. port

Description : A _____ is a TCP name for a transport service access point. a. port b. pipe c. node d. protocol

Last Answer : a. port

Description : ______________ is useful for time-sensitive application that have very small data units to exchange and do not want the overhead of connection setup. A. TCP B. UDP C. Transport layer D. None of the above.

Last Answer : B. UDP 

Description : Which is not a application layer protocol? A. HTTP B. SMTP C. FTP D. UDP

Last Answer : D. UDP

Description : The client code recognizes the SSL request and establishes a connection through TCP port ____ to the SSL code on the server A. 1023 B. 402 C. 443 D. 8080

Last Answer : C. 443

Description : Which one of the following allows a user at one site to establish a connection to another site and then pass keystrokes from local host to remote host? a.HTTP b.FTP c.Telnet d.TCP

Last Answer : c.Telnet

Description : The ________ protocol is the transmission mechanism used by the TCP/IP suite. A) ARP B) IP C) RARP D) noneof the above

Last Answer : IP

Description : Which address is used to identify a process on a host by the transport layer? a) physical address b) logical address c) port address d) specific address

Last Answer : c) port address

Description : Which of the following is not the layer of TCP/IP protocol? a. Application Layer b. Session Layer c. Transport Layer d. Internetwork layer

Last Answer : b. Session Layer

Description : When displaying a web page, the application layer uses the _____________ A. HTTP protocol B. FTP protocol C. SMTP protocol D. TCP protocol

Last Answer : A. HTTP protocol

Description : What layer in the TCP/IP stack is equivalent to the Transport layer of the OSI model? a. Internet b. Host to host c. Network Access d. Application

Last Answer : b. Host to host

Description : Identify the correct order in which the following actions take place in an interaction between a web browser and a web server. 1. The web browser requests a webpage using HTTP. 2. The web browser establishes a TCP connection with the web ... DNS. a. 4,2,1,3 b. 1,2,3,4 c. 4,1,2,3 d. 2,4,1,3

Last Answer : a. 4,2,1,3

Description : IGMP isa companion to the ______protocol. A) UDP B) TCP C) ICM D) noneof the above

Last Answer : noneof the above

Description : Which of the transport layer protocols is connectionless? A) UDP B) TCP C) FTP D) Nvt

Last Answer : A) UDP

Description : Generally TCP is reliable and UDP is not reliable. DNS which has to be reliable uses UDP because a. UDP is slower b. DNS servers has to keep connections c. DNS requests are generally very small and fit well within UDP segments d. None of these

Last Answer : c. DNS requests are generally very small and fit well within UDP segments

Description : Which of the following transport layer protocols is used to support electronic mail? a. SMTP b. IP c. TCP d. UDP

Last Answer : c. TCP

Description : The transport layer protocols used for real time multimedia, file transfer, DNS and email, respectively are: a. TCP, UDP, UDP and TCP b. UDP, TCP, TCP and UDP c. UDP, TCP, UDP and TCP d. TCP, UDP, TCP and UDP

Last Answer : c. UDP, TCP, UDP and TCP

Description : _________ does not provide reliable end to end communication. a. TCP b. UDP c. Both TCP and UDP d. Neither TCP nor UDP

Last Answer : b. UDP

Description : Which of the following are transport layer protocols used in networking? a. TCP and FTP b. UDP and HTTP c. TCP and UDP d. HTTP and FTP

Last Answer : c. TCP and UDP

Description : Which of the following are transport layer protocols used in networking? a. TCP and FTP b. UDP and HTTP c. TCP and UDP d. HTTP and FTP

Last Answer : c. TCP and UDP

Description : Which of the following are used as transport layer protocols in networking? A. TCP and FTP B. UDP and HTTP C. TCP and UDP D. HTTP and FTP

Last Answer : C. TCP and UDP

Description : Which of the following are transport layer protocols used in networking? a) TCP and FTP b) UDP and HTTP c) TCP and UDP d) HTTP and FTP

Last Answer : c) TCP and UDP

Description : Explain UDP & TCP.

Last Answer : Source port address ∙ Destination port address ∙ Total length ∙ Checksum Transmission Control Protocol(TCP) ∙ Source port address ∙ Destination port address ∙ Sequence number ∙ Acknowledgement ... ∙ Control ∙ Window size ∙ Check sum ∙ Urgent pointer ∙ Options and padding

Description : Two of the protocols that can be carried in the Protocol field of an IP packet are? * TCP * UDP * FTP * TFTP

Last Answer : Correct answer: A & B The following are the fields in an IP segment, their length, and their definitions: VERS (Version number - 16 bits) HLEN (Number of 32-bit words in the header - 4 bits) Type ... (32 bits) IP Options (network testing, debugging, security and others - 4 bits) Data (4 bits).

Description : Which is a link layer protocol? a) ARP b) TCP c) UDP d) HTTP

Last Answer : b) TCP

Description : Which protocol is used to link all the devices in the IoT? A. TCP/IP B. Network C. UDP D. HTTP

Last Answer : A. TCP/IP 

Description : In packet-filtering router, the following information can be external from the packet header. i) Source IP address ii) Destination IP address iii) TCP/UDP source port iv) ICMP message type v) TCP/UDP destination port A) i, ii, ... iv and v only C) ii, iii, iv and v only D) All i, ii, iii, iv and v

Last Answer : D) All i, ii, iii, iv and v