Answered: select the correct answer 4) Two…

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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select the correct answer

4) Two process are communicating using TCP the receiving process is busy and currentrly unable to receive more data. Which of the following statement is true?

a) the receiving process will be terminated if it fail to retrieve to retrain further incoming data

b) the receiving TCP will continue to acknowledge additional sagment added to the receiving window

c) the sending tcp to comtinue to send sagments as long as they are acknowledged

d) the sending process will receive a notification that the receiver is busy

e) the tcp connection will reset if the receiver does not accept more data within the threshold period

5) A user on a local network is downloading a file from a server on the internet using the FTP protocol. They are able to download all files to except one which is blocked by the organizations firewall.Upon consulting technical supoort,they are informed that file contained malware.what kind of firewall blocked the file?

a)NAT firewall/Gateway

b)next generation firewall

c)statefull firewal

d)stateless firewall

Expert Solution

Basics

The Transmission Control Protocol is a convention of the Internet convention suite. It started in the underlying organization execution wherein it supplemented the Internet Protocol .
In this way, the whole suite is regularly alluded to as TCP/IP. It gives solid, requested, and mistake checked conveyance of a surge of octets (bytes) between applications running on hosts imparting by means of an IP organization.
Interchange between PC records between some customer and server can occur with File Transfer Protocol
It is a customer worker model utilizing different control and associations of information between the customer and the server. Its clients may verify themselves with a reasonable content sign-in convention, ordinarily as a username and secret key, yet can interface namelessly if the worker is arranged to permit it.

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