Deck 9: JSP, Threading, and RMI

Question 1

In JSP page directive which attribute defines theMIME(Multipurpose Internet Mail Extension) type of the HTTP response?

A)import
B)content type
C)extends
D)info

Answer 1

content type

Question 2

A JSP page consists of which tags?

A)html tags
B)jsp tags
C)both a & b
D)none of the above

Answer 2

both a & b

Question 3

What alternatives exist to embedding Java code directly within the HTML markup of your JSP page?

A)moving the code into your session manager.
B)moving the code into scriptlets.
C)moving the code into javabeans and servlets.
D)moving the code into a transaction manager.

Answer 3

moving the code into javabeans and servlets.

Question 4

What type of scriptlet code is better-suited to being factored forward into a servlet?

A)code that deals with logic that is common across requests.
B)code that deals with logic that is vendor specific)
C)code that deals with logic that relates to database access.
D)code that deals with logic that relates to client scope.

Question 5

URL encoding is the method of replacing all the spaces and other extra characters into their corresponding _______ Characters?

A)hex
B)binary
C)octal
D)decimal

Question 6

Which of the scripting of JSP not putting content into service method of the converted servlet?

A)declarations
B)scriptlets
C)expressions
D)none of the above

Question 7

What requires less resources?

A)thread
B)process
C)thread and process
D)neither thread nor process

Question 8

What does not prevent JVM from terminating?

A)process
B)daemon thread
C)user thread
D)jvm thread

Question 9

What decides thread priority?

A)process
B)process scheduler
C)thread
D)thread scheduler

Question 10

What should not be done to avoid deadlock?

A)avoid using multiple threads
B)avoid hold several locks at once
C)execute foreign code while holding a lock
D)use interruptible locks

Question 11

What is true about threading?

A)run() method calls start() method and runs the code
B)run() method creates new thread
C)run() method can be called directly without start() method being called
D)start() method creates new thread and calls code written in run() method

Question 12

Which of the following is a correct constructor for thread?

A)thread(runnable a, string str)
B)thread(int priority)
C)thread(runnable a, int priority)
D)thread(runnable a, threadgroup t)

Question 13

Which of the following will ensure the thread will be in running state?

A)yield()
B)notify()
C)wait()
D)thread.killthread()

Question 14

Which of these are types of multitasking?

A)process based
B)thread based
C)process and thread based
D)none of the mentioned

Question 15

What will happen if two thread of the same priority are called to be processed simultaneously?

A)anyone will be executed first lexographically
B)both of them will be executed simultaneously
C)none of them will be executed
D)it is dependent on the operating system

Question 16

In a RMI Client Program, what are the exceptions which might have to handled?

A)remoteexception
B)notboundexception
C)malformedurlexception
D)all mentioned above

Question 17

Which is a one-way communication only between the client and the server and itis not a reliable and there is no confirmation regarding reaching the message tothe destination?

A)tcp/ip
B)udp
C)both a & b
D)none of the above

Question 18

An RMI Server is responsible for,

A)creating an instance of the remote object
B)exporting the remote object
C)binding the instance of the remote object to the rmi registry
D)all mentioned above

Question 19

In RMI Distributed object applications need to do?

A)locate remote objects
B)communicate with remote objects
C)load class definitions for objects that are passed around
D)all mentioned above

Question 20

In RMI applications which 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)both a & b
D)none of the above

Question 21

Which package is used for Remote Method Invocation (RMI)?

A)java.lang.rmi
B)java.lang.reflect
C)java.applet
D)java.rmi

Question 22

Java supports RMI, RMI Stands for?

A)random method invocation
B)remote memory interface
C)remote method invocation.
D)random method invocation,

Question 23

Which is built on the top of socket programming?

A)ejb
B)rmi
C)both a & b
D)none of the above