What language is in demand for job?

Answer 1

just only learn
html+css+java-script +php(for server)
this three language help you for design your website for particular task

then start your project (start like teaching and many things which do you want)
start your own developement and any other private sector (for job)
remember
("skill is more powerful than the demand for job")

Answer 2

java / javascript / c++

Answer 3

Java, SQL and UNIX knowledge are needed at my office.