2012 TCS Technical Interview Questions:- • What does static variable mean? • What is a pointer? • What is a structure? • What are the differences between structures and arrays? • In header files whether functions are declared or defined? • What are the differences between malloc() and calloc()? • What are macros? what are its advantages and disadvantages? • Difference between pass by reference and pass by value? • What is static identifier? • Where are the auto variables stored? • Where does global, static, local, register variables, free memory and C Program instructions get stored? • Difference between arrays and linked list? • What are enumerations? • What is a class? • What is an object? • What is the difference between an object and a class? • What is the difference between class and structure? • What is public, protected, private? • What are virtual functions? • What is friend function? • What is a scope resolution operator? • What do you mean by inheritance? • What is abstraction? • What is a data structure? • What does abstract data type means? • Evaluate the following prefix expression " ++ 26 + - 1324" (Similar types can be asked) • Convert the following infix expression to post fix notation ((a+2)*(b+4)) -1 (Similar types can be asked) • How is it possible to insert different type of elements in stack? • Stack can be described as a pointer. Explain. • Write a Binary Search program • What is the difference between an Abstract class and Interface? • What is user defined exception? • What do you know about the garbage collector? • What is the difference between java and c++? • In an HTML form I have a button which makes us to open another page in 15 seconds. How will you do that? • What is the difference between process and threads? • What is update method called? • Have you ever used HashTable and Directory? • What are statements in Java? • What is RMI? • Explain about RMI Architecture? • What are Servelets? • What is the use of servlets? • Explain RMI Architecture? • How will you pass values from HTML page to the servlet? • How do you load an image in a Servelet? • What is purpose of applet programming? • How will you communicate between two applets? • What are the basic functions of an operating system? • Explain briefly about, processor, assembler, compiler, loader, linker and the functions executed by them. • What are the difference phases of software development? Explain briefly? • Differentiate between RAM and ROM? • What is DRAM? In which form does it store data? • What is cache memory? • What is hard disk and what is its purpose? • Differentiate between Complier and Interpreter? • What are the different tasks of Lexical analysis? What are the different functions of Syntax phase, Sheduler
Posted on: Sun, 28 Jul 2013 11:21:21 +0000
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