CLA – Programming Essentials in C Quizzes Chapter 2 Assessment Exam Answers Full 100%

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Last Updated on October 18, 2019 by Admin

CLA – Programming Essentials in C Quizzes Chapter 2 Assessment Exam Answers Full 100%

  1. Which of the following strings is a proper integer number (in the “C” language sense)?

    • 123456
    • 123_456
    • 123.456
    • 123,456

  2. What is the value of the following integer literal?

    08
    • the literal is invalid
    • 10
    • 1000
    • 8

  3. What is the value of the following integer literal?

    0x8
    • the literal is invalid
    • 10
    • 1000
    • 8

  4. Which of the following strings is a valid variable name?

    • Monte_Carlo
    • Monte Carlo
    • Monte@Carlo
    • Monte-Carlo

  5. Which of the following strings is an invalid variable name?

    • _0_
    • _0
    • 0_
    • ___

  6. Is the following declaration valid?

    int var, var;
    • Yes
    • No

  7. What is the value of the var variable at the end of the following snippet?

        int var;
    var = 2;
    var = var * var;
    var = var + var;
    var = var / var;
    var = var % var;
    • 16
    • 8
    • 1
    • 0

  8. What is the value of the var variable at the end of the following snippet?

        int var;
    var = 2;
    var = var * var;
    var = var + var;
     /*
    var = var / var;
    var = var % var;
      */
    • 16
    • 1
    • 8
    • 0

  9. Which of the following strings is a proper floating-point number (in the ”C” language sense)?

    • 123_456
    • 123456
    • 123,456
    • 123.456

  10. What is the value of the following floating-point literal?

    8765E-2
    • 876.5
    • 8.765
    • 0.8765
    • 87.65

  11. What is the value of the x variable at the end of the following snippet?

    int x;
x = 1 / 2;
    • 0.5
    • 1
    • 0
    • 2

  12. What is the value of the x variable at the end of the following snippet?

    int x;
x = 1 / 2 * 3;
/***
    • 0
    • 1.5
    • 1
    • 2

  13. What is the value of the x variable at the end of the following snippet?

    float x;
x = 1. / 2 * 3;
/***
    • 2
    • 1.5
    • 1
    • 0

  14. What is the value of the k variable at the end of the following snippet?

        int i,j,k;

    i = 4; 
    j = 5;
    --i;
    k = i * j;
    • 12
    • 18
    • 16
    • 15

  15. What is the value of the k variable at the end of the following snippet?

        int i,j,k; 

    i = 4; 
    j = 5;
    ++j; 
    k = i * j;
    • 21
    • 24
    • 28
    • 18

  16. What is the value of the k variable at the end of the following snippet?

    int i,j,k;

 i = 3; 
 j = -3; 
 k = i * j; 
 k += j; 
 k /= i;
    • -4
    • 8
    • 8
    • 4

  17. What is the value of the c variable at the end of the following snippet?

    char c;

c = '\';
    • ‘
    • \0
    • the assignment is invalid and causes a compilation error
    • \

  18. What is the value of the c variable at the end of the following snippet?

        char c;
    
    c = 'a';
    c -= ' ';
    • a
    • A
    • \0
    • the assignment is invalid and causes a compilation error

  19. What is the value of the k variable at the end of the following snippet?

        int i,j,k; 
    
    i = 3; 
    j = -3; 
    k = (i >= i) + (j <= j) + (i == j) + (i > j);
    • 2
    • 3
    • 0
    • 1

  20. What happens if you try to compile and run this program?

        #include <stdio.h> 
    int main(void) { 
        int i,j,k; 
        i = 2; 
        j = -2; 
        if(i) 
            i--; 
        if(j) 
            j++; 
        k = i * j; 
        printf("%d",k); 
        return 0; 
    }
    • -1
    • 2
    • 1
    • -2