This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
Because java is object oriented language and every thing represented in objects, close to real world, this helps us to solve real world problems.
Even for primitive data types we have object representations (Wrapper classes).