Here are some solved questions from Accenture  Placement Papers

1) What are identifiers and what is naming convention?

Ans : Identifiers are used for class names, method names and variable names. An identifier may be any descriptive sequence of upper case & lower case letters,numbers or underscore or dollar sign and must not begin with numbers.

2) What is the return type of program’s main( ) method?

Ans : void

3)  What is the use of bin and lib in JDK?

Ans : Bin contains all tools such as javac, applet viewer, awt tool etc., whereas Lib contains all packages and variables.

4) The Java source code can be created in a Notepad editor.

a) True
b) False

Ans: True