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Question 12

True or False?

For human consumption, we usually convert the value of each of the IP address bytes to an unsigned decimal value and display them connected by periods to makethem easier to remember. For example, a typical IP address might be .

Go to answer 12

Question 13

True or False?

Most IP addresses have a corresponding name known as a domain name .

Go to answer 13

Question 14

True or False?

The Domain Name of a destination server is encapsulated into data packets and used by the internet protocol to route those packets from thesource to the destination.

Go to answer 14

Question 15

True or False?

The Java InetAddress class can often be used to find the domain name corresponding to an IP address, and to find the IP address corresponding to a domain name.

Go to answer 15

Question 16

True or False?

Each server computer that you may connect to will be logically organized into ports . Theoretically, there are a large number of available ports. A subset of those port numbers are predefined to be used for certain standardservices. For example, if you want to connect with a public server that communicates using the HTTP protocol, you would normally connect to port 80 onthe server of interest.

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Question 17

True or False?

A firewall is the common name given to the equipment and associated software that is used to improve the communication speed of computersinside of a company with the Internet at large outside the company.

Go to answer 17

Question 18

True or False?

A proxy server is the common name given to the equipment and associated software that is used to insulate the network inside of a companyfrom the Internet at large outside the company. Typically, the firewall will restrict the degree to which computers inside the company can communicate withthe Internet for security and other reasons.

Go to answer 18

Question 19

True or False?

URL is an acronym for Uniform Resource Locator . (It is also the name of a class in Java.) A URL is a pointer to a particular resource at a particular location on the Internet.

Go to answer 19

Question 20

True or False?

A URL specifies the following:

  • the protocol used to access the server (such as http)
  • the name of the server
  • the port on the server (optional)
  • the path and name of a specific file on the server (sometimes optional)
  • the anchor or reference point within the file (optional)

Go to answer 20

Question 21

True or False?

Java provides at least two different approaches for doing network programming (and possibly more) , insofar as the web is concerned. The two approaches are associated with

  • The Connector , DatagramConnector , and ServerConnector classes
  • The URL, URLEncoder, and URLConnection classes.

Go to answer 21

Question 22

True or False?

The two socket classes named Socket and DatagramSocket represent TCP and UDP communications respectively.

Go to answer 22

Question 23

True or False?

Generally, the Socket and DatagramSocket classes are used to implement both clients and servers , while the ServerSocket class is only used to implement servers .

Go to answer 23

Questions & Answers

How we are making nano material?
what is a peer
What is meant by 'nano scale'?
What is STMs full form?
scanning tunneling microscope
what is Nano technology ?
Bob Reply
write examples of Nano molecule?
The nanotechnology is as new science, to scale nanometric
nanotechnology is the study, desing, synthesis, manipulation and application of materials and functional systems through control of matter at nanoscale
Is there any normative that regulates the use of silver nanoparticles?
Damian Reply
what king of growth are you checking .?
What fields keep nano created devices from performing or assimulating ? Magnetic fields ? Are do they assimilate ?
Stoney Reply
why we need to study biomolecules, molecular biology in nanotechnology?
Adin Reply
yes I'm doing my masters in nanotechnology, we are being studying all these domains as well..
what school?
biomolecules are e building blocks of every organics and inorganic materials.
anyone know any internet site where one can find nanotechnology papers?
Damian Reply
sciencedirect big data base
Introduction about quantum dots in nanotechnology
Praveena Reply
what does nano mean?
Anassong Reply
nano basically means 10^(-9). nanometer is a unit to measure length.
do you think it's worthwhile in the long term to study the effects and possibilities of nanotechnology on viral treatment?
Damian Reply
absolutely yes
how to know photocatalytic properties of tio2 nanoparticles...what to do now
Akash Reply
it is a goid question and i want to know the answer as well
characteristics of micro business
for teaching engĺish at school how nano technology help us
How can I make nanorobot?
Do somebody tell me a best nano engineering book for beginners?
s. Reply
there is no specific books for beginners but there is book called principle of nanotechnology
how can I make nanorobot?
what is fullerene does it is used to make bukky balls
Devang Reply
are you nano engineer ?
fullerene is a bucky ball aka Carbon 60 molecule. It was name by the architect Fuller. He design the geodesic dome. it resembles a soccer ball.
what is the actual application of fullerenes nowadays?
That is a great question Damian. best way to answer that question is to Google it. there are hundreds of applications for buck minister fullerenes, from medical to aerospace. you can also find plenty of research papers that will give you great detail on the potential applications of fullerenes.
what is the Synthesis, properties,and applications of carbon nano chemistry
Abhijith Reply
Mostly, they use nano carbon for electronics and for materials to be strengthened.
is Bucky paper clear?
carbon nanotubes has various application in fuel cells membrane, current research on cancer drug,and in electronics MEMS and NEMS etc
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