1.My answer to ur first question is that all the 20 packets are received in the same order they r sent,but the remaining 5 packets are lost.
2.The user interface will not freeze when the clients request is being responded by the server and more over when the user issues another request the first one does not interfere with the second.
TCP provides a point-to-point channel for applications that require reliable communications
3.MIME - Multipurpose Internet Mail Extension
It's away to decode native or binary to 7-bit ASCII code
MIME is the official proposed standard format for extended
Internet electronic mail. The MIME format permits email
to include enhanced text, graphics, audio, and more, in a
standardized and interoperable manner.
There are different MIME tpyes
image/gif and so on.
They r the CLass Character Constants.
they r the maximum/minimum radix's available for conversion to and from Strings. The constant value of field is the largest/smallest value permitted for the radix argument in radix-conversion methods such as the digit method, the forDigit method, and the toString method of class Integer.