4. In one of the pairs of protocols given below,both the protocols can use multiple TCPconnections between the same client andthe server. Which one is that?HTTP, FTPO HTTP, TELNETFTP, SMTPO HTTP, SMTP5. What motivates content provider networklike Google's network to create theirnetwork?Content provider has more controlover the user experienceIt can save money by sending lesstraffic into provider networksIf ISPS decide to charge more money,then content providers can avoidthese extra payments.All of these

Correct answer is #1. HTTP: is a request-response protocol used for transporting information…

Answered: 4. In one of the pairs of protocols…

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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1) Which of the following would be Application Layer protocol(s)?: * A) DNS B) HTTP C) SMTP D) All of the above 2) All of the following are registered protocols that can be used in a URL EXCEPT which one?: A) mailto: B) wifi: C) ftp: D) file 3) A web server refuses port 80 but has open port 443. Which one is a valid URL?: * A) ftp://server.com/pictures.txt B) http://443@server.com/pictures.txt C) http://server.com:80/pictures.txt D) https://server.com/pictures.txt
Please answer the following questions asking for protocols we’ve encountered thus far. When stating the protocol, use ONLY the acronyms that describe them (e.g. “UDP”). No answer should repeat: a. I’m a host that just attached to a public network. I obtain an IP automatically via: _______?(Which protocol?) b. I’m an application wishing to establish a reliable connection with a server via port 80.Therefore, I open a connection-oriented session using: _______ ?(Which protocol?) c. I want to reach a web server host at www.google.com, so I then obtain its IP addressusing _______ ?(Which protocol?) d. Once I connect, I---the application---pull/retrieve the web page using _________?(Which protocol?) e. Whoa, I’m the server! You tried to reach a PORT number that actually doesn’t exist!Therefore I convey my error and reply back by using ________ ?(Which protocol?) f. Hold it right there, cowboy, I’m a router! I need to figure out all the best routes for all othernodes connected in my intra-AS…
Which two protocols manage neighbor discovery processes on IPv4 networks? ICMP and ARP IPv4 and IPv6 TCP and UDP NDP and Ethernet You’re getting a duplicate IP address error on your computer and need to figure out what other device on your network is using the IP address 192.168.1.56. What command will show you which MAC address is mapped to that IP address? telnet 192.168.1.56 tracert 192.168.1.56 arp -a netstat -n
Which of the following ACL commands would permit web-browsing traffic from any IP address to any IP address? a. access-list acl_2 deny tcp any any b. access-list acl_2 permit http any any c. access-list acl_2 deny tcp host 2.2.2.2 host 3.3.3.3 eq www d. access-list acl_2 permit icmp any any
In packet tracer application, which of the following is used to view the last command applied in CLI? Up Arrow Right Arrow Ctrl-C Left Arrow What is the IEEE specification for Spanning Tree Protocol? 803.1 803.ud 802.1d 802.9
Which service maps ports and documents the mappings for new webserver connections and then substitutes the private IP address for a public IP address before sending the request to the public Internet? (Select all that apply.) Group of answer choices PAT Dynamic NAT NAPT Static NAT
To test DNS configuration by resolving a host name to an IP address, which commandor commands can you use? (Choose all that apply.)a. nslookup hostnameb. dig hostnamec. host hostnamed. resolve hostname
How many layers make up the Internet Protocol stack? 5 7 8 10 Consider an HTTP client wants to retrieve a web document. Typically the IP address of the HTTP server is unknown. What transport and application-layer protocols (besides HTTP) are needed in this scenario? (Select all that Apply) DNS UDP TCP SMTP Switches forward packets to their intended target using Domain Names Port Numbers IP Addresses MAC Addresses
Which of the following simple network management protocol (SNMP) version supports the Inform SNMP messages? Choose an answer A SNMP version 3. B SNMP version 1. C SNMP version 2c. D SNMP version 2.
6.Which one of the followings is a network layer device? Switch Repeater Router Modem 7.Which port number is used for HTTP protocol ? 110 80 21 24 8.In frame format, which field is used to detect bit errors ? parity checksum TTL type 9.Which protocol/protocols allow sender to send more than one packet at the same time according to the number that is defined by window size? Pipeline protocols Rdt protocol DHCP protocol Stop-and-wait protocol 10.Which one is not a layer of TCP/IP protocol stack? Physical layer Session layer Link layer Application layer
Which of the following is NOT part of a Layer 3 IPv4 Packet? A. Protocol B. Source MAC Address C. Destination IP Address D. Time to Live (TTL) E. Error Checking (Checksum)
can someone help me with this? I. Use Wireshark to capture the traffic when you visit a website. Open the captured traffic Client Hello of the TLS protocol and take a screenshot of cipher suites initiated by the client (which is your browser) II. Check the traffic Server Hello of TLS protocol. Display the cipher suite offered by the server and explain how the cipher suite will protect subsequent HTTP traffics (Application Data) between your browser and the server

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4. In one of the pairs of protocols given below, both the protocols can use multiple TCP connections between the same client and the server. Which one is that? HTTP, FTP HTTP, TELNET FTP, SMTP HTTP, SMTP