JAR is: 1  the only archive format that is cross-platform. 2  the only format that handles audio and image files as well as class files. 3  backward-compatible with existing applet code.  an open standard, fully extendable, and written in 1  java. the preferred way to bundle the pieces of a java applet.
What is reading fluency? Reading fluency is the ability to read with sufficient ease and accuracy that one can focus attention on the meaning and message of the text. Reading for understanding is disrupted by anything that impedes the mapping of print to language.
Then you have fluency. Fluency is a type of smoothness used most often when talking about language. You could study a language â like Spanish â for years and not really gain fluency. To have fluency â in other words, to be fluent â takes a lot of practice. Fluency can't be achieved overnight. That kind of expert use of language takes time, and it helps if you get a chance to visit a country where they speak the language you're learning.