C++ Programmming True or false: the following two prototypes represent valid overloaded functions _________: int fnb(string,int); float fnb(string,int);

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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C++ Programmming

  1. True or false: the following two prototypes represent valid overloaded functions _________:
    int fnb(string,int);
    float fnb(string,int);
  2. What is wrong with this function definition? _____________________________________
    void area(int length=30,int width)
    {
    return length * width;
    }
  3. True or false: Bounds checking (check for out-of-range indices) is performed for arrays. _____
  4. True or false: Bounds checking (check for out-of-range indices) is performed for vectors _____
  5. True or false: The size of an array is fixed when declared and cannot be changed. ______
  6. True or false: The size of a vector is fixed when declared and cannot be changed. ______
  7. To copy an array you must __________________________________________________.
  8. When an array name, without a subscript, is an argument of a function call, what is passed to the function? ___________________________________
  9. Why is the binary search algorithm more efficient than the sequential search algorithm for arrays with a large size? ____________________________________________________
    ________________________________________________________________________
  10. In order to use a binary search algorithm, what pre-condition must be true for the array being searched? ________________________________________________________________
  11. Why is the bubble sort inefficient for large arrays? ___________________________________
    _________________________________________________________________________
  12. Given the code: int a[12]; int *ap = a; suppose the memory address of a is 1000. What memory location will ap+2 point to? ___________________.
  13. True or false. Pointers can be compared for equality but not for greater than or less than. ______
  14. In the expression int * const ptr; which is constant, the integer that ptr is pointing to or the value of the ptr itself? _________________
  15. Array names can be used as _____________________, and vice versa.
  16. What character testing function from <cctype> can be used to determine if a given character is either a letter or a number? ______________
  17. What include file is needed to create a map template class? _______________
  18. Write the definition of a structure named Item that contains three fields, a string named desc, an int named quantity, and a double named price.

    ____________________________________________
  19. Write the definition of a function makeItem that takes arguments string d, int q, and double p and returns an Item with desc=d, quantity=q, and price=d.

    ___________________________________________
  20. An object is a software entity that contains both ________________ and _______________.



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