Define Gateway.

1 Answer

Answer :

A device used to connect two separate networks that use different communication protocols.

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Description : Which of the following technique isused for encapsulation? A. a technique used inbest-effort delivery systems toavoid endlessly loopingpackets. B. a technique used by protocols in which a lower level ... network that cannothandle the originaldatagram size D. All of theabove E. None of the above

Last Answer : a technique used by protocols in which a lower level protocol accepts a message from ahigher level protocol and places it in the data portion of the low level frame

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Description : Which of the following device is used to connect two systems, especially if the systems use differentprotocols? A. hub B. bridge C. gateway D. repeater E. None of the above

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Description : Which of the following technique isused for fragment? A. a technique used inbest-effort delivery systems toavoid endlessly loopingpackets B. a technique used by protocols in which a lower level protocol ... network that cannothandle the originaldatagram size D. All of theabove E. None of the above

Last Answer : one of the pieces that results when an IP gateway divides an IP datagram into smallerpieces for transmission acrossa network that cannothandle the originaldatagram size

Description : Devices on one network can communicate with devices on another network via a ....... A) File Server B) Utility Server C) Printer Server D) Gateway

Last Answer : D) Gateway

Description : Which network component/s is/are involved in the Presentation layer of an OSI model? a. Gateway b. Multiplexer & Oscilloscope c. Amplifier & Hub d. All of the above

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Description : The address resolution protocol (ARP) is used for a. Finding the IP address from the DNS b. Finding the IP address of the default gateway c. Finding the IP address that corresponds to a MAC address d. Finding the MAC address that corresponds to an IP address

Last Answer : Finding the MAC address that corresponds to an IP address

Description : Which of the following devices takes data sent from one network device and forwards it to the destination node based on MAC address ? a. Hub b. Modem c. Switch d. Gateway

Last Answer : c. Switch

Description : A network router joins two _________ together? A. Computers B. Switches C. Networks D. Gateway

Last Answer : C. Networks

Description : A device operating at Physical layer is called a. Repeater b. Gateway c. Router d. Bridge

Last Answer : a. Repeater

Description : A device operating at network layer is called a. Repeater b. Router c. Gateway d. Bridge

Last Answer : b. Router

Description : In________framing, we need adelimiter (flag) to define the boundary of two frames. A) fixed-size B) variable-size C) standard D) none of the above

Last Answer : variable-size

Description : In IGMP, the general query message ___________________ group. A) doesnot define a particular B) explicitly defines a C) candefine more thanone D) noneof the above

Last Answer : doesnot define a particular

Description : It is more accurate to define a _____ as a variety of different recordtypes that aretreated as asingle unit A. Database B. Table C. Record D. Flat File E. None of the above

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Description : There arecertain packages that allow people to define data items, place these items in particular records, combine therecords into designated files and then manipulate and retrieve the storeddata. What arethey ... (DBMS) C. Batch processingsystem D. Data communication package E. None of the above

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Description : State weather the following statement is true or false for Sendmail. 1).Sendmail is a command-line tool designed for most UNIX-like operating systems. 2).It define a method of transferring mail, and acts as a client/server ... . false C. 1. false, 2. false, 3. false D. 1. true, 2. true, 3. false

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Description : The _______ domains define registered hosts according to their general behavior. A. generic B. country C. inverse D. none of the above

Last Answer : A. generic

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

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Description : Define PGP and SSH

Last Answer : Pretty Good Privacy is used to provide security for electronic mail. It provides authentication, confidentiality, data integrity, and non repudiation. A collection of public domain software ... commands and transfer files and also provide strong client/server authentication / message integrity.

Description : Define Congestion Control.

Last Answer : It involves preventing too much data from being injected into the network, thereby causing switches or links to become overloaded. Thus flow control is an end to an end issue, while congestion control is concerned with how hosts and networks interact.

Description : Define Subnetting

Last Answer : Subnetting provides an elegantly way to reduce the total number of network numbers that are assigned. It takes a single IP network number and allocate the IP address with that network to several physical networks, which are referred as subnets.

Description : Define Reliable flooding.

Last Answer : It is the process of making sure that all the nodes participating in the routing protocol get a copy of the link state information from all the other nodes.

Description : Define Routing. What is distance vector routing?

Last Answer : The process by which nodes exchange topological information to build correct forwarding tables. A lowest cost path algorithm used in routing. Each node advertises reachability information and associated costs ... , uses the updates it receives to construct its forwarding table. RIP uses it.

Description : Define ICMP.

Last Answer : Internet Control Message Protocol is a collection of error messages that are sent back to the source host whenever a router or host is unable to process an IP datagram successfully.

Description : Define flowcontrol. Mention the categories of it.

Last Answer : Flowcontrol refers to a set of procedures usedtorestrict the amount ofdata.Thesender cansenddata before waiting for acknowledgment.

Description : Define checksum. What are the steps followedinchecksumgenerator?

Last Answer : The error detection method used by the higher layer protocol iscalledchecksum. Checksumisbased on redundancy. a) Units are divided into k sections eachof n bits. b) All sectionsareaddedtogetherusing ... get the sum. c) The sumis complemented andbecomethechecksum.d)Thechecksumissent with the data.

Description : Define Error Detection and Correction. Mention the types of errors.

Last Answer : Data can be corrupted during transmission. For reliable communication, errors must be detected and corrected. Single bit error: The only one bit of a given data unit (such as byte character/data unit or packet) is ... error: 2 or more bits in the data unit have changed from 1 to 0 from 0 to 1.

Description : Define topology and mention the types of topologies

Last Answer : Topology defines the physical or logical arrangement of links in a network. Types of topology : - Mesh - Star - Tree - Bus - Ring

Description : Define line configuration and give its types

Last Answer : It refers the way two or more communication devices attach to a link. A network consists of 2 or more computers directly connected by a physical medium. Types: i. Point to point – physical links are limited to a pair of nodes. ii. Multipoint – more than two nodes share a single physical link.

Description : Is marijuana a gateway drug?

Last Answer : As much or little as alcohol and nicotine.

Description : How can I unlock the puncuation keys on a used Gateway keyboard?

Last Answer : Can I reset a keyboard or is it just trash. No ’ no x and no @ in certain fields. Curiouser and curiouser.

Description : Are all of the Gateway lap top chargers the same?

Last Answer : answer:No, they aren't. Depending on the age of the laptop, then can draw 19 volts, 27 volts, ore (on some older ones) 42 volts. And the amperage (the rate of flow of the electricity) ... unit). Also, consider other vendors. Amazon is nice, but newegg.com is also reputable. As is tigerdirect.

Description : Is there something we can do besides taking this Gateway laptop back for a refund ?

Last Answer : answer:Why wouldn't you take it back? Ridiculous! I have had my Gateway laptop with windows Vista for 4 years and I love it! They are very decent computers. Either return it and/or have Gateway repair ... don't want the hassle of going through the process of replacing it or fixing it is just silly!

Description : So downloaded a driver for my gateway laptop webcam. (help?)

Last Answer : click the web cam icon it will open a dash board, click the camera icon on the dash board it will open from there.

Description : I have a gateway laptop with a webcam. I de-activated the webcam. How do I make it work again?

Last Answer : How did you deactivate it?

Description : I am getting a Gateway PC with vista preloaded, any ideas where the best forums for advice, bug fixes and tweeks are?

Last Answer : 2.6ghz and 2gb RAM sounds fine for vista. If everything was properly installed, you shouldn’t have any problems. Lifehacker.com is a great resource for bug fixes, tweaks and hacks. Most of it will just improve your experience, nothing is really necessary.

Description : I just installed Ubuntu on a Gateway Laptop, and need a tad bit of help?

Last Answer : Ubuntu forums are the way to go here. Being a Linux user means reading a lot of forums.

Description : I got a new gateway 2wire box and its locked . How do I unlock it so i can get internet on my ipod wirelessly?

Last Answer : You see, I’d try to help, but this question makes no sense. Could you try to explain exactly what you want to do?

Description : What is the benefit of a wireless gateway vs. high speed modem?

Last Answer : There are many ways to ansswer this question. First of all, what kind of computer do you have?

Description : What is the best way to run an AIM bot? I'm thinking some IRC to AIM gateway. Ideas?

Last Answer : Looking to create a service to answer questions for a product.

Description : My gateway laptop needs a new battery. Where should I buy it?

Last Answer : If your laptop is a Gateway then I’d keep the battery and replace the laptop.

Description : Why are ports called gateway of international trade? Explain. -Geography

Last Answer : (i) The commercial part of a harbour containing facilities for embarking and disembarking passengers loading and unloading and facilities for storage are called ports. (ii) International ... for maintaining navigable channels, arranging tugs and barges and providing labour and managerial services.

Description : gateway drugs are normally not addictive -General Knowledge

Last Answer : The given statement is false.

Description : gateway drugs are not as serious as other drugs -General Knowledge

Last Answer : The given statement is false.

Description : Start menu is a gateway to the applications. Describe it. -Technology

Last Answer : The Start menu is a gateway to the applications that are present on your computer. The left side of the Start menu lists programs, and the right side allows access to common windows folders. It also provides access to Help and Support, Search and Run options.

Description : What is the need of a subject gateway? -Technology

Last Answer : Subject gateways provide high quality evaluated web resources and the basic objective of any subject gateway is to help users to locate high quality information resources available on the ... or subject headings.Example: INFOPORT (INFLIBNET Subject Gateways for Indian Electronic Resources), etc

Description : Gateway of Krebs cycle? -Biology

Last Answer : answer:

Description : Where is the gateway located ?

Last Answer : Gatewall is located in China.