Answer the following questions 1.   Rewrite the following code using one if-else statement if (let1 ==’B’) printf(“This is B\n”) if (let !=’B’) printf (“This is not B \n”);   Answer:

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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Answer the following questions

1.   Rewrite the following code using one if-else statement

if (let1 ==’B’)

printf(“This is B\n”)

if (let !=’B’)

printf (“This is not B \n”);

 

Answer:

2.      Given that x=5 and y=- 10, what is the output of this code

If (x>10  &&  y<x-5)

{

If (x || y)

x = 9;

}

else

y =10;

printf(“%d  %d”, y,x);

? (Explain)

Answer:

3.   Write the code to check if y is between 80 and 100 (including 80 and not including 100)?

Answer:

4.   Given that  x = 2, what is the output of this code

#include <stdio.h>

int main (void)

{

  int x;

  printf ("enter an integer number between 0 and 2\n");

  scanf("%d",&x);

  switch (x)

  {case '0':

    printf(" the number is low\n");

    break;

    case '1':

    printf("the number is ok\n");

    case '2':

    printf("the number is high\n");

  }

}

Answer:

5.   In which cases you can transform an else-if statements to switch? Provide an example.

Answer:

 

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