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 server. 3. The web server sends the requested webpage using HTTP. 4. The web browser resolves the domain name using DNS. a. 4,2,1,3 b. 1,2,3,4 c. 4,1,2,3 d. 2,4,1,3

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 server.
3. The web server sends the requested
webpage using HTTP.
4. The web browser resolves the
domain name using DNS.
a. 4,2,1,3
b. 1,2,3,4
c. 4,1,2,3
d. 2,4,1,3
by

1 Answer

Answer :

a. 4,2,1,3
by

Related questions

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 in number of packets due to TCP opens D. Prevention in opening and closing of some TCP connections a. A & B b. C & D c. A & C d. B & B

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

In SMTP mail transaction flow, the sender SMTP establishes a TCP connection with the destination SMTP and then waits for the server to send a ………. a. 220 service ready message b. 421 service not available message c. Both of the above d. None of the above

Description : In SMTP mail transaction flow, the sender SMTP establishes a TCP connection with the destination SMTP and then waits for the server to send a ………. a. 220 service ready message b. 421 service not available message c. Both of the above d. None of the above

Last Answer : c. Both of the above

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. 443D. 8080

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

The sender SMTP establishes a TCP connection with the destination SMTP and then waits for the server to send a ____ Service ready message.. A. 420 B. 320 C. 220 D. 120

Description : The sender SMTP establishes a TCP connection with the destination SMTP and then waits for the server to send a ____ Service ready message.. A. 420 B. 320 C. 220 D. 120

Last Answer : C. 220

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

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

When a client computer sends a request to a Domain Name System (DNS) server, what type of packet is sent?

Description : When a client computer sends a request to a Domain Name System (DNS) server, what type of packet is sent?

Last Answer : DNS primarily uses the User Datagram Protocol (UDP) on port number 53 to serve requests. DNS queries consist of a single UDP request from the client followed by a single UDP reply from the server. ... the answer exceeds 512 bytes and both client and server support EDNS, larger UDP packets are used.

Consider different activities related to email: m1: Send an email from a mail client to a mail server m2: Download an email from mailbox server to a mail client m3: Checking email in a web browser Which is the application level protocol used in each activity? a. m1: HTTP m2: SMTP m3: POP b. m1: SMTP m2: FTP m3: HTTP c. m1: SMTP m2: POP m3: HTTP d. m1: POP m2: SMTP m3: IMAP

Description : Consider different activities related to email: m1: Send an email from a mail client to a mail server m2: Download an email from mailbox server to a mail client m3: Checking email in a web browser Which is the application ... FTP m3: HTTP c. m1: SMTP m2: POP m3: HTTP d. m1: POP m2: SMTP m3: IMAP

Last Answer : c. m1: SMTP m2: POP m3: HTTP

What is used to see if a client is still connected to a NetWare server? A. Spoofing TCP/SAP B. Watchdog packet C. GNS Round Robin D. DNS Round Robin

Description : What is used to see if a client is still connected to a NetWare server? A. Spoofing TCP/SAP B. Watchdog packet C. GNS Round Robin D. DNS Round Robin

Last Answer : Watchdog packet

While initiating SSL session, the client code recognizes the SSL request and establishes a connection through TCP Part.................to the SSL code on the server. A) 420 B) 1032 C) 443 D) 322

Description : While initiating SSL session, the client code recognizes the SSL request and establishes a connection through TCP Part.................to the SSL code on the server. A) 420 B) 1032 C) 443 D) 322

Last Answer : C) 443

While initiating SSL session, the client code recognizes the SSL request and establishes a connection through TCP Part …………….. to the SSL code on the server. A) 420 B) 1032 C) 443 D) 322

Description : While initiating SSL session, the client code recognizes the SSL request and establishes a connection through TCP Part …………….. to the SSL code on the server. A) 420 B) 1032 C) 443 D) 322

Last Answer : C) 443

A browser uses the DNS system to convert a domain name into an ip address. But once it has the the ip address how does it know where the server is located and reach the server to download the site?

Description : A browser uses the DNS system to convert a domain name into an ip address. But once it has the the ip address how does it know where the server is located and reach the server to download the site?

Last Answer : The point of an ip address is that each one is unique. It’s not unlike an address on an envelope. How does the mail know where to go? There is only one possibility.

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

Description : 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? a. HTTP, FTP b. HTTP, TELNET c. FTP, SMTP d. HTTP, SMTP

Last Answer : a. HTTP, FTP

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

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

………. security technology establishes an encrypted link between a Web server and browser. -Technology

Description : ………. security technology establishes an encrypted link between a Web server and browser. -Technology

Last Answer : SSL security technology establishes an encrypted link between a Web server and browser.

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

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

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

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

When displaying a web page, the application layer uses the _____________A. HTTP protocol B. FTP protocol C. SMTP protocol D. TCP protocol

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

Which one of the following uses UDP as the transport protocol? a. HTTP b. Telnet c. DNS d. SMTP

Description : Which one of the following uses UDP as the transport protocol? a. HTTP b. Telnet c. DNS d. SMTP

Last Answer : c. DNS

Google Chrome is an example of (a) Web browser (b) Web server (c) HTTP (d) WWW -Technology

Description : Google Chrome is an example of (a) Web browser (b) Web server (c) HTTP (d) WWW -Technology

Last Answer : (a) Web browser is the program that is used to explore the Internet.Thus, Google Chrome is an example of Web browser.

............. is a set of information that is exchanged between a client and web browser and a web server during an HTTP transaction. A) infoset B) clientinfo C) cookie D) transkie

Description : ............. is a set of information that is exchanged between a client and web browser and a web server during an HTTP transaction. A) infoset B) clientinfo C) cookie D) transkie

Last Answer : C) cookie

A ………….. is a set of information that is exchanged between a client and web browser and a web server during an HTTP transaction. A) infoset B) clientinfo C) cookie D) transkie

Description : A ………….. is a set of information that is exchanged between a client and web browser and a web server during an HTTP transaction. A) infoset B) clientinfo C) cookie D) transkie

Last Answer : D) transkie

The ____ layer establishes, maintains, and synchronizes the interaction between communicating systems. a. network b. transport c. session d. presentation

Description : The ____ layer establishes, maintains, and synchronizes the interaction between communicating systems. a. network b. transport c. session d. presentation

Last Answer : c. session

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

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

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

Description : 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

Last Answer : C. port

A packet whose destination is outside the local TCP/IP network segment is sent to .............. (1) File server (2) DNS server (3) DHCP server (4) Default gateway

Description : A packet whose destination is outside the local TCP/IP network segment is sent to .............. (1) File server (2) DNS server (3) DHCP server (4) Default gateway

Last Answer : Answer: 4 

Secure Sockets Layers does which of the following? a. creates a secure, private connection to a web server b. encrypts information c. sends information over the internet d. all of the above

Description : Secure Sockets Layers does which of the following? a. creates a secure, private connection to a web server b. encrypts information c. sends information over the internet d. all of the above

Last Answer : d. all of the above

Point out the wrong statement. a) Distributed transaction systems such as internetworks or cloud computing systems magnify the difficulties faced by identity management systems b) Services that provide digital identity management as a service have been part of internetworked systems from Day One c) IDaaS Server establishes the identity of a domain as belonging to a set of assigned addresses d) None of the mentioned

Description : Point out the wrong statement. a) Distributed transaction systems such as internetworks or cloud computing systems magnify the difficulties faced by identity management systems b) Services that provide digital ... a domain as belonging to a set of assigned addresses d) None of the mentioned

Last Answer : IDaaS Server establishes the identity of a domain as belonging to a set of assigned addresses

In which of the following circumstances would a CPA be bound by ethics to refrain from disclosing any confidential information obtained during the course of a professional engagement? a. The CPA is issue a summons enforceable by a court order which orders the CPA to present confidential information. b. A major stockholder of a client company seeks accounting information from the CPA after management declined to disclose the requested information. c. Confidential client information is made available as part of a quality review of the CPA's practice by a peer review team authorized by the PICPA. d. An inquiry by a disciplinary body of PICPA requests confidential client information

Description : In which of the following circumstances would a CPA be bound by ethics to refrain from disclosing any confidential information obtained during the course of a professional engagement? a. The CPA is ... the PICPA. d. An inquiry by a disciplinary body of PICPA requests confidential client information

Last Answer : A major stockholder of a client company seeks accounting information from the CPA after management declined to disclose the requested information

The name of the protocol which provides virtual terminal in TCP/IP model is. A) Telnet B) SMTP C) HTTP

Description : The name of the protocol which provides virtual terminal in TCP/IP model is. A) Telnet B) SMTP C) HTTP

Last Answer : A) Telnet

Which of the following is/are example(s) of stateful application layer protocols? (i) HTTP (ii) FTP (iii) TCP (iv) POP3 a. (i) and (ii) only b. (ii) and (iii) only c. (ii) and (iv) only d. (iv) only

Description : Which of the following is/are example(s) of stateful application layer protocols? (i) HTTP (ii) FTP (iii) TCP (iv) POP3 a. (i) and (ii) only b. (ii) and (iii) only c. (ii) and (iv) only d. (iv) only

Last Answer : c. (ii) and (iv) only

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 trafficc. stop incoming traffic from a specific IP address but allow outgoing traffic to the same IP address d. block TCP traffic from a specific user on a multi-user system during 9:00PM and 5:00AM

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

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

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

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

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

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

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

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

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

DNS can obtain the of host if its domain name is known and vice versa. A) Station address B) IP address C) Port address D) Checksum

Description : DNS can obtain the of host if its domain name is known and vice versa. A) Station address B) IP address C) Port address D) Checksum

Last Answer : B) IP address

A zone is a contiguous portion of a ………….. of the DNS namespace whose database records exist and are managed in a……….. DNS database file. A. domain, particular B. Class, particular C. tree, local D. Domain, every

Description : A zone is a contiguous portion of a ………….. of the DNS namespace whose database records exist and are managed in a……….. DNS database file. A. domain, particular B. Class, particular C. tree, local D. Domain, every

Last Answer : A. domain, particular

DNS stands for: a) Domain Network Service b) Domain Necessarily Server c) Domain Name System d) None of These

Description : DNS stands for: a) Domain Network Service b) Domain Necessarily Server c) Domain Name System d) None of These

Last Answer : c) Domain Name System

The term DNS stands for (A) Domain Name System (B) Defense Nuclear System (C) Downloadable New Software (D) Dependent Name Server

Description : The term DNS stands for (A) Domain Name System (B) Defense Nuclear System (C) Downloadable New Software (D) Dependent Name Server

Last Answer : (A) Domain Name System

In a/an ………… of DNS resolver, the queried name server can return the best answer it currently has back to the DNS resolver. a. Recursive queries b. Iterative queriesc. Reverse queries d. Inverse queries

Description : In a/an ………… of DNS resolver, the queried name server can return the best answer it currently has back to the DNS resolver. a. Recursive queries b. Iterative queries c. Reverse queries d. Inverse queries

Last Answer : b. Iterative queries

Which DNS client maps an address to a name or a name to an address especially when required by a host? a. Resolver b. Mapper c. Primary Server d. Secondary Server

Description : Which DNS client maps an address to a name or a name to an address especially when required by a host? a. Resolver b. Mapper c. Primary Server d. Secondary Server

Last Answer : a. Resolver

The DNS server that received the initial ……... query checks it’s ………… is called…………... A. Recursive, zones B. simple, zones C. simple, class D. Recursive, class

Description : The DNS server that received the initial ……... query checks it’s ………… is called…………... A. Recursive, zones B. simple, zones C. simple, class D. Recursive, class

Last Answer : A. Recursive, zones

Which DNS client maps an address to a name or a name to an address especially when required by a host? A. Resolver B. Mapper C. Primary Server D. Secondary Server

Description : Which DNS client maps an address to a name or a name to an address especially when required by a host? A. Resolver B. Mapper C. Primary Server D. Secondary Server

Last Answer : A. Resolver

What do you need to put your web pages on the www: a) A connection to the internet b) A web browser c) A web server d) All of The Above e) None of The Above

Description : What do you need to put your web pages on the www: a) A connection to the internet b) A web browser c) A web server d) All of The Above e) None of The Above

Last Answer : d) All of The Above

What do you need to put your web pages on the www? (A) a connection to internet (B) a web browser (C) a web server (D) all of the above

Description : What do you need to put your web pages on the www? (A) a connection to internet (B) a web browser (C) a web server (D) all of the above

Last Answer : (D) all of the above

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

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

What cangreatly reduce TCP/IP configuration problems? A. WINS Server B. WINS Proxy C. DHCP Server D. PDC E. None of the above

Description : What cangreatly reduce TCP/IP configuration problems? A. WINS Server B. WINS Proxy C. DHCP Server D. PDC E. None of the above

Last Answer : DHCP Server

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

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)

Which query will give the list of web pages indexed by a particular search engine on given domain?  A. list:https://www.courseya.com/  B.link:https://www.courseya.com/  C.site:https://www.courseya.com  D.webpage:https://www.courseya.com/

Description : Which query will give the list of web pages indexed by a particular search engine on given domain?  A. list:https://www.courseya.com/  B.link:https://www.courseya.com/  C.site:https://www.courseya.com  D.webpage:https://www.courseya.com/

Last Answer : C.site:https://www.courseya.com

The _______ is a server whose zone consists of the whole tree. A. domain server B. zone server C. root server D. none of the above

Description : The _______ is a server whose zone consists of the whole tree. A. domain server B. zone server C. root server D. none of the above

Last Answer : C. root server