208.16.89.17 writes:

I am trying to learn Java. Recently I appeared a Java test & was unable to answer following questions. I tried to search on various sites as well as in a book "Java 1.1 certification study guide by Simon Robert" but was unable to get the answer.

      Following are the questions which I could not answer :

      1. What is the way to open a
      connection to www.umr.edu port 80
      (Topic : socket)


      2. Java provides only connection oriented
      connections; no datagram protocol are allowed


      A : True
      B : false


      3. text encoidng


      Java source can be written in the ________
      character encoding method


      A : ASCII
      B : EBCDIC
      C : Either A or B
      D : Both A & B


      4. Thread implementation


      All threads within the same application share the same address space


      A : True
      B : False


      5. Required Locks


      Which modifier specifies a resource which
      requires a lock?

Thanking You in advance.

Milind Nandedkar

203.129.225.217 writes:

Here are the answers to your questions as per my knowledge goes..

1. yes u have a class in java i donno exactly perhaps URL check it out. but u cann do this. You can use socket classes even for that.

2.false java support both connection oriented and connectionless protocols Socket and datagramsocket are the classes for above respct.

3. i am not getting the question it self so pls elaborate on it..

4. yes all the threads in one java VM shares the same address space.

5. Sorry i dont know the answer

Hope some answers of the questions u may have got
Bye
Anand Gore