Information Exchange..

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

1. (1/2) of a number is 3 more than the (1/6) of the same number? a) 6 b) 7 c) 8 d) 9 2. There are two water tanks A and B, A is much smaller than B. While water fills at the rate of 1 liter every hour in A, it gets filled up like, 10, 20, 40,80, 160..in tank B. (At the end of first hour, B has 10 liters, second hour it has 20 liters and so on). If tank B is 1/32 filled of the 21 hours, what is total duration of hours required to fill it completely? a) 26 B) 25 c) 5 d) 27 3. Smita was making a cube with dimensions 5*5*5 using 1*1*1 cubes. What is the number of cubes needed to make a hollow cube looking of the same shape? a) 98 b)104 c)100 d) 61 4. A lady has fine gloves and hats in her closet- 25blue, 7 red, and 9 yellow. The lights are out and it is totally dark. In spite of the darkness, she can make out the difference between a hat and a glove. She takes out an item out of the closet only if she is sure that if it is a glove. How many gloves must she take

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