C++ on Unix

What is a Make file?(Fujitsu)
Make file is a utility in Unix to help compile large programs. It helps by only compiling the portion of the program that has been change
What is deadlock? (Novell)
Deadlock is a situation when two or more processes prevent each other from running.Example: if T1 is holding x and waiting for y to be free and T2 holding y and waiting for x to be free deadlock happens.
What is semaphore? (Novell)
Semaphore is a special variable, it has two methods: up and down. Semaphore performs atomic operations, which means ones a semaphore is called it can not be inturrupted.
Is C an object-oriented language? (Microsoft)
C is not an object-oriented language, but limited object-oriented programming can be done in C.
Name some major differences between C++ and Java.
C++ has pointers; Java does not. Java is platform-independent; C++ is not. Java has garbage collection; C++ does not.