Which of the following system calls results
in the sending of SYN packets?
a. socket
b. bind
c. listen
d. connect

1 Answer

Answer :

d. connect

Related questions

Description : Identify the correct order in which a server process must invoke the function calls accept, bind, listen, and recv according to UNIX socket API a. listen, accept, bind recv b. bind, listen, accept, recv c. bind, accept, listen, recv d. accept, listen, bind, recv

Last Answer : b. bind, listen, accept, recv

Description : In open-loop control, policies are applied to __________ A. Remove after congestion occurs B. Remove after sometime C. Prevent before congestion occurs D. Prevent before sending packets

Last Answer : C. Prevent before congestion occurs

Description : _______ is a form of denial of service attack in which a hostile client repeatedly sends SYN packets to every port on the server using fake IP addresses. a) Cybergaming crime b) Memory shaving c) Syn flooding d) Software piracy e) None of these

Last Answer : a) Cybergaming crime

Description : What does SSL stands for ? System socket layer Secure system login Secure socket layer Secure system login

Last Answer : Secure socket layer

Description : An endpoint of an inter-process communication flow across a computer network is called a. socket b. pipe c. port d. machine

Last Answer : a. socket

Description : Socket-style API for windows is called ____________ a. wsock b. winsock c. wins d. sockwi

Last Answer : b. winsock

Description : An endpoint of an inter-process communication flow across a computer network is called a. socket b. pipe c. port d. machine

Last Answer : a. socket

Description : Socket-style API for windows is called ____________ a. wsock b. winsock c. wins d. sockwi

Last Answer : b. winsock

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 : ICMP (Internet Control Message 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 ... to monitor computers D. a protocol that handles error andcontrol messages E. None of the above

Last Answer : a protocol that handles error andcontrol messages

Description : Which command does not show that two devices are failing to route packets between them successfully? A. show interface B. trace C. telnet D. ping

Last Answer : show interface

Description : For Stop-and-Wait ARQ, for 10 data packets sent, _______ acknowledgments are needed. A) exactly 10 B) less than10 C) more than 10 D) none of the above

Last Answer : exactly 10

Description : A ________ switch is a multistageswitch with microswitches at each stagethat route the packets based on theoutput port representedas a binary string. A) crossbar B) TSI C) banyan D) none of the above

Last Answer : banyan

Description : In ATM,______ is for packets requiring no sequencing and noerror control mechanism. A) AAL1 B) AAL2 C) AAL3/4 D) AAL5

Last Answer : AAL5

Description : In ATM,_______is for short packets. A) AAL1 B) AAL2 C) AAL3/4 D) AAL5

Last Answer : AAL2

Description : ______ eliminates the varying delay times associated withdifferent-size packets. A) X.25 B) Frame Relay C) ATM D) all of theabove

Last Answer : ATM

Description : The packets switching concept was first proposed A. in the late1980s for the Defense Ministry of US. B. in the early 1960s for military communication systems, mainly to handle speech C. in the late 1950s for Defense Ministry of US D. All of theabove E. None of the above

Last Answer : in the early 1960s for military communication systems, mainly to handle speech

Description : Which of the following condition is usedto transmit two packets overa medium at the same time? A. Contention B. Collision C. Synchronous D. Asynchronous E. None of the above

Last Answer : Collision

Description : A station in a network forwards incoming packets byplacing them on its shortest output queue. Whatrouting algorithm is being used? A. hot potatorouting B. flooding C. static routing D. delta routing E. None of the above

Last Answer : hot potatorouting

Description : Consider the assertions given below. Which among them prove to be beneficial for Persistent HTTP connections? A. Reduction in latency over the sub- sequent requests B. Pipeline-oriented connection over the requests and responses C. Increase ... TCP connections a. A & B b. C & D c. A & C d. B & B

Last Answer : a. A & B

Description : UDP packets are called as _________ a. Segments b. Checksum c. Frames d. Datagrams

Last Answer : d. Datagrams

Description : User datagram protocol is called connectionless because _____________ a. all UDP packets are treated independently by transport layer b. it sends data as a stream of related packets c. it is received in the same order as sent order d. it sends data very quickly

Last Answer : a. all UDP packets are treated independently by transport layer

Description : User datagram protocol is called connectionless because _____________ a. all UDP packets are treated independently by transport layer b. it sends data as a stream of related packets c. it is received ... order d. it sends data very quickly Answer: Option(a) 4. Transmission control protocol ____

Last Answer : a. all UDP packets are treated independently by transport layer

Description : Which of the following assertions is FALSE about the Internet Protocol (IP)? a. It is possible for a computer to have multiple IP addresses b. IP packets from the same source to the same ... outgoing packets; the route is determined only by the routing tables in the routers on the way

Last Answer : d. The packet source cannot set the route of an outgoing packets; the route is determined only by the routing tables in the routers on the way

Description : For which one of the following reasons does Internet Protocol (IP) use the time-to- live (TTL) field in the IP datagram header? a. Ensure packets reach destination within that time b. ... packets from looping indefinitely d. Limit the time for which a packet gets queued in intermediate routers.

Last Answer : c. Prevent packets from looping indefinitely

Description : Packets will be transferred in how many types? a. 5 types b. 4 types c. 2 types d. 3 types

Last Answer : d. 3 types

Description : Network layer protocol exits in _________ a. Host b. Switches c. Packets d. Bridges

Last Answer : a. Host

Description : Which of the following is not correct in relation to multi-destination routing? a. is same as broadcast routing b. contains the list of all destinations c. data is not sent by packets d. there are multiple receivers

Last Answer : c. data is not sent by packets

Description : The network layer is concerned with __________ of data. a. bits b. frames c. packets d. bytes

Last Answer : c. packets

Description : Consider a link with packet loss probability of 0.2. What is the expected number of transmissions it would take to transfer 200 packets given that the stop and wait protocol is used? a. 125 b. 250 c. 225

Last Answer : b. 250

Description : Which of the following statement is False about the efficiency of the given channel? a. If we want to send big packets on the channel, then Stop and Wait is good choice. b. If length ... is directly proportional to efficiency of channel. d. Efficient might be less if capacity of channel is high

Last Answer : Distance between sender and receiver is directly proportional to efficiency of channel.

Description : Station A uses 32 byte packets to transmit messages to Station B using a sliding window protocol. The round trip delay between A and B is 80 milliseconds and the bottleneck bandwidth on the path between A and B ... What is the optimal window size that A should use? a. 20 b. 40 c. 160 d. 320

Last Answer : b. 40

Description : State weather the following statement is true or false for IPV6 Addressing 1). IPV6 is a routable protocol that addresses, routes, fragments, and reassembles packets 2).IPV6 is a connectionless, unreliable datagram protocol. 3). ... C. 1. false, 2. false, 3. false D. 1.false, 2. true, 3. true

Last Answer : A. 1. True, 2. true, 3. true

Description : PGP is one of the protocols used to provide security at the ……….. It is designed to create authenticated and confidential ………. A. application layer, e-mails. B. Network layer, packets C. application layer, packets D. network layer , e-mails

Last Answer : A. application layer, e-mails

Description : Each IP address can identify the ………... or ………... of IP packets. A. source, destination B. length, size C. source, length D. Size , destination

Last Answer : A. source, destination

Description : Flooding is also a……... algorithm, usually generates ………... of duplicate packets. A. Static, vast number B. dynamic , vast number C. Static, less number D. dynamic , less number

Last Answer : A. Static, vast number

Description : ______ is a static algorithm in which every incoming packet is sent out on every outgoing line except the one it arrives on. This method usually generates vast number of duplicate packets.. A. Flooding B. Wait and watch C. congestion D. both a and c

Last Answer : A. Flooding

Description : The subnet gets increasingly loaded with packets causing increase in delay in the delivery of packets, which can lead to more retransmission, and ultimately increasing more and more traffic. This is a concept called as _________ A. blockage B. Traffic jam. C. Congestion D. both a and b

Last Answer : C. Congestion

Description : With Slotted Aloha, a …………. sends out small clock tick packets to the outlying stations. A. distributed clock B. synchronized clock C. centralized clock D. Digital clock

Last Answer : C. centralized clock

Description : In Go-Back-N window, when the timer of the packet times out, several packets have to be resent even some may have arrived safe. Whereas in Selective Repeat window, the sender resends ___________ A ... lost B. Only those packets which are lost or corrupted C. Packet from starting D. All the packets

Last Answer : B. Only those packets which are lost or corrupted

Description : User datagram protocol is called connectionless because _____________ A. all UDP packets are treated independently by transport layer B. it sends data as a stream of related packets C. it is received in the same order as sent order D. it sends data very quickly

Last Answer : A. all UDP packets are treated independently by transport layer

Description : The network layer encapsulates the data into _______of data. A. bits B. frames C. packets D. bytes

Last Answer : C. packets

Description : For Stop-and-Wait ARQ, for 10 data packets sent, _______ acknowledgments are needed A. exactly 10 B. less than 10 C. more than 10 D. none of the above

Last Answer : B. High-level data link control

Description : User datagram protocol is called connectionless because _____________ a) all UDP packets are treated independently by transport layer b) it sends data as a stream of related packets c) it is received in the same order as sent order d) it sends data very quickly

Last Answer : all UDP packets are treated independently by transport layer

Description : The network layer is concerned with __________ of data. a) bits b) frames c) packets d) bytes

Last Answer : c) packets

Description : The data link layer takes the packets from _________ and encapsulates them into frames for transmission. a) network layer b) physical layer c) transport layer d) application layer

Last Answer : a) network layer

Description : A __________ is a device that forwards packets between networks by processing the routing information included in the packet. a) bridge b) firewall c) router d) hub

Last Answer : c) router

Description : ------------------- is a set of rules governing the format and meaning of the packets, or messages that are exchanged by the peer entities within a layer. a. Interface b. Reference model c. Protocol d. None of these

Last Answer : c. Protocol