Deck 11: Remote Objects, Web Development, and DNS

Question 1

A remote object is an object whose method can be invoked from another virtual environment.

Answer 1

True

Question 2

A typical ---------------- program creates some remote objects, makes references to these objects accessible, and waits for clients to invoke methods on these objects.

A)server
B)client
C)thread
D)concurrent

Answer 2

server

Question 3

A typical------------  program obtains a remote reference to one or more remote objects on a server and then invokes methods on them.

A)server
B)client
C)thread
D)concurrent

Answer 3

client

Question 4

The-----------layer, which provides the interface that client and server application objects use to interact with each other.

A)increasing
B)count
C)bit
D)stub/skeleton

Question 5

A layer which is the binary data protocol layer.

A)stub layer
B)skeleton layer
C)remote layer
D)transport protocol

Question 6

A middleware layer between the stub skeleton and transport.

A)remote layer
B)instruction layer
C)reference layer
D)remote reference layer

Question 7

Common gateway interface is used to

A)generate executable files from web content by web server
B)generate web pages
C)stream videos
D)download media files

Question 8

A web cookie is a small piece of data that is                

A)sent from a website and stored in user's web browser while a user is browsing a website
B)sent from user and stored in the server while a user is browsing a website
C)sent from root server to all servers
D)sent from the root server to other root servers

Question 9

Which one of the following is not used to generate dynamic web pages?

A)php
B)asp.net
C)jsp
D)css

Question 10

What is document object model (DOM)?

A)convention for representing and interacting with objects in html documents
B)application programming interface
C)hierarchy of objects in asp.net
D)scripting language

Question 11

A DNS client is called                    

A)dns updater
B)dns resolver
C)dns handler
D)none of the mentioned

Question 12

Servers handle requests for other domains

A)directly
B)by contacting remote dns server
C)it is not possible
D)none of the mentioned

Question 13

DNS database contains                

A)name server records
B)hostname-to-address records
C)hostname aliases
D)all of the mentioned

Question 14

If a server has no clue about where to find the address for a hostname then                

A)server asks to the root server
B)server asks to its adjcent server
C)request is not processed
D)none of the mentioned

Question 15

Which one of the following allows client to update their DNS entry as their IP address change?

A)dynamic dns
B)mail transfer agent
C)authoritative name server
D)none of the mentioned

Question 16

Wildcard domain names start with label

A)@
B)*
C)&
D)#