iNautix Placement Paper C questions |   20480

iNautix Placement Paper C questions

 

           Inautix TEST GUIDELINES

                                                               SECTION A   

             Directions : For each question in this section, select the best of the choices given

  1. #define AND &&
     #define OR ||
     #define LE <=                                                                                
     #define GE >=
     main( )
     {
       char ch = ‘D’;
       if((ch GE 65 AND ch LE 90) OR (ch GE 97 AND ch LE 122))
         printf(“Alphabet”);
       else
         printf(“Not an alphabet”);
       } 
      a) No Alphabet b) Alphabet c) error d)None

  2. main( )
    {
      int n[25];
      n[0] = 100;
      n[24] = 200;
      printf(“%d %d”, *n, *(n + 24) + *(n + 0));
      } 
       a) 200 100 b) 100 300 c) 100 200 d) None

  3. main( )
      {
        int arr[ ] = { 0, 1, 2, 3, 4};
        int i, *ptr;
        for(ptr = arr + 4; ptr = arr; ptr--)
        printf(“%d”, *ptr);
       } 
         a) 0 1 2 3 4 b) 4 3 2 1 0 c) 1 2 3 4 0 d)None

  4. main( )
       {
        struct employee                                                                                   
       {
        char name[25];
        int age;
        float bs;
       };
       struct employee e;
       e.name = “Hacker”;
       e.age = 25;
       printf(“%s%d”, e.name, e.age);
      }
     a) Hacker, 25 b) Error message c) 25 Hacker d) None

  5.   #define NULL 0
       main( )
          {
         struct node
           {
            struct node *previous;
            int data;
            struct node *next;
            };
           struct node *p, *q;
           p = malloc(sizeof(struct node));                                                          
           q = malloc(sizeof (struct node));
           p->data = 75;
           q->data = 90;
           p->previous = NULL;
           p->next = q;
           q->previous = p;
           q->next = NULL;
           while(p!=NULL)
              { 
               printf(“%d\n”, p->data);
               p =p->next;
               }
               } 
           a) 90  b) 75  c) 90  d) None  75 90 90

  6.   main( )
         {
         int i=3;
         i=i++;
         printf(“%d”,i));
         }
         a. 3 b. 4 c. undefined d. Error

  7.    What error would the following function give on compilation.
           f (int a,int b)
          {
           int a;                                                                                                      
           a=20;
           return a;
          }

  8. #define sqr(x) (x*x)
        main( )
        {
         int a,b=3;
         a=sqr(b+2);
         printf(“%d”,a);
        }
        a. 25 b. 11 c. Error d. Garbage value

  9.  #define str(x) #x
      #define Xstr(x) str(x)
      #define oper multiply
       main( )
        {
       char *opername=Xstr(oper);
       printf(“%s”,opername);
      }
    a. oper b. multiply c. Error d. None

  10. main( )
      {
       printf(“%c”,”abcdefgh”[4]);
     }
      a. a b. e c. Error d. None

  11. main( )
      {
       printf(“%d %d %d”,sizeof(‘3’),sizeof(“3”),sizeof(3));                                        
      }
    a. 1 1 1 b. 2 2 2 c. 1 2 2 d. 1 1 1
    Note: Assume size of int is 2 bytes.

  12.  main( )
    {
    struct emp{
    char n[20];
    int age;}
    struct emp e1={“david”,23};
    struct emp e2=e1;
    if(e1= = e2) printf(“structures are equal”);
    }

  13.  main( ) 
    {
    char a[ ];
    a[0] = ‘A’;
    printf(“%c”, a[0]);
    }
    a) Compilaltion Error                                                                                       
    b) No output
    c) A
    d) None

  14. main( )
    {
    int x = 5;
    printf(“%d %d”, x++, ++x);
    return 0;
    }
    a) Error b) 6, 6 c) 5, 7 d) 7, 6

  15. main( )
    {
    int z = 4;
    printf( “%d”, printf(“ %d %d “, z, z));
    }
    a) 4 4 3 b) 4 4 5 c) 4 4 4 d) Error

  16. int i = 0;
    main( )
    {
    printf(“i = %d”, i);
    i++;
    val( );
    printf(“After i=%d”, i);                                                                                   
    val( );
    }
    val( )
    {
    i =100;
    printf(“val’s i=%d\n”, i);
    i++;
    }
    a) i =0 b) i=0 c) Error d) None of the above
    val’s i=100 val’s i =100
    i =1 i=101 
    val’s i =100 val’s i =100

  17. main( )
    {
    int a[ ] = { 10, 20, 30, 40, 50};
    int j;
    for (j = 0; j < 5; j++)
    {
    printf(“ \n %d”, * a);                                                                                           
    a ++;
    }
    }
    a) 0..5 b) 0..4 c) Error d) None of the above

  18. main( )
    {
    int a[5] = {2, 4, 6, 8, 10);
    int i, b =5;
    for(i=0; i<5; i++)
    {
    f(a[i], &b);
    printf(“\n %d %d”, a[i], b);
    }
    }
    f(int x, int *y)
    {
    x = *(y) +=2;
    }
    a) 2 7 b) 4 9 c) 7 2 d) Error
    4 9 6 11 9 4
    6 11 8 13 11 6
    8 13 10 15 13 8
    10 15 12 17 15 10

  19. main ( )
    {
    int n=20, i = 0;                                                                                      
    while(n- - >0);
    i = i +n; 
    }

    The end value of i is 

    (a)210 (b) 20 ( c) -1 (d) 200

  20. main( )
    {
    int i = 0; char ch = ‘A’
    do {
    printf(“%c”, ch);
    }while (i++ <5| | ++ch < =’F’);
    }
    The output of above program is

    (a) ABCDEF (b) AAAAAA BCDEF (c) A will be displayed infinitely (d) None of the above

  21. Assume that a,b,c are integer variables. Values of a,b and c are 2,3 and 1 
    respectively. Which of the following statement is correct regarding the assignment d = a < b < c - 1;

    (a) Above statement is syntactically not correct
    (b) Value zero will be stored in variable d
    (c) Value one will be stored in variable d
    (d) Value -1 will be stored in variable d

  22. int count, sum;
    main( )
    {
    for(count = 4; sum + = - - count);                                                                    
    printf(“%d”, sum);
    }

    (a) Programs goes into an infinite loop
    (b) 356653 will be displayed
    (c) 354453 will be displayed
    (d) None of the above

  23. What will be the result of executing following program
    main( )
    {
    char *x="New";
    char *y="Dictionary";
    char *t;
    void swap (char * , char *);
    swap (x,y);
    printf("(%s, %s)",x,y);

    char *t;
    t=x;
    x=y;
    y=t;
    printf("-(%s, %s)",x,y);
    }
    void swap (char *x,char *y)                                                                           
    {
    char *t;
    y=x;
    x=y;
    y=t;
    }

    a).(New,Dictionary)-(New,Dictionary)
    b).(Dictionary,New)-(New,Dictionary
    c).(New,Dictionary)-(Dictionary,New)
    d).(Dictionary,New)-(Dictionary,New)

  24. main( )
    {
    static float a[ ] = { 13.24, 1.5}
    float *j, *k;
    j = a;
    k = a + 2;
    j = j * 2;
    k = k/2;
    printf(“%f%f ”, *j, *k);
    }
    a) Error b) Some value c) No output d) None of the above

  25. main( )
    {
    static char s[ ] = “Rendezvous”;                                                        
    printf(“%d”, *(s+ strlen(s)));
    }

    a) 0 b) Rendezvous c) ‘0’ d) Error

                                               SECTION B

               Directions: For each question in this section, select the best of the answer choices

  1. A logic gate is an electronic circuit which
      a. Makes logic decisions
      b. Allows electron flow in only direction
      c. Works on binary algebra
      d. Alternates between 0 and 1

  2. The process of converting analog signal into digital signals so they can be processed by a receiving computer is referred to as 
     a. Modulation
     b. Demodulation
     c. Synchronizing
     d. Desynchronizing

  3. A distributed data processing configuration in which all activities must pass through a centrally located computer is called
       a. Ring Network
       b. Spider network
       c. Hierarchical Network                                                                          
       d. Data control Network

  4.  Multiprogramming was made possible by
       a. Input/Output units that operate independently of the CPU
       b. Operating Systems
       c. Both c and d
       d. Neither a and b

  5. What is the alternative name for application software?
        a. Utility software
        b. Specific software
        c. End-user software
        d. Practical software

  6. Compared with the secondary storage, the primary storage is:
       a. slow and inexpensive
       b. fast and inexpensive
       c. fast and expensive
       d. slow and expensive

  7.  EBCDIC ca code up to how many different characters?
       a. 8
       b. 16                                                                                                    
       c. 32
       d. 64
       e. 256

  8.  program written in machine language is called as ___________ program
       a. Assembler
       b. Object
       c. Computer
       d. Machine

  9. A factor in the section of source language is
        a. Programmer skill
        b. Language availability
        c. Program compatibility with other software
        d. All the above

  10.  An integrated circuit is
       a. A complicated circuit
       b. An integrating device
       c. Much costlier than single transistor
       d. Fabricated in a single silicon chip

  11. Data integrity refers to 
       a. Privacy of data
       b. The simplicity of data                                                                          
       c. The validity of data
       d. The security of data

  12. 37. Which data communication method is used for sending data in both directions at the same time?
       a. Super duplex
       b. Simplex
       c. Half duplex
       d. Full duplex

  13.  What is the usual number of bits transmitted simultaneously in parallel data transmission used by microcomputers?
       a. 6 
       b. 9
       c. 8
       d. 7

  14.  In the IBM PC - AT, What do the words AT stand for
       a. Additional Terminal
       b. Advance Technologies
       c. Applied Technologies
       d. Advanced terminology

  15. Different components on the motherboard of a PC processor unit are linked together by sets of parallel electrical conducting lines. What are these lines called?
      a. Conductors                                                                                           
      b. Buses
      c. Connectors
      d. Connectivity

                                                        SECTION C

     Directions : The following set of Questions is based on a brief premise and a set of rules. For each question, select      the best answer from the five  A particular seafood restaurant serves dinner Tuesday through Sunday. The restaurant is      closed on Monday. 5 entrees   Egg, Chicken, Mutton, Fish and Lamb – are served each week according to thefollowing restrictions.

  • Chicken is served on 3 days each week, but never on a Friday

  • Mutton is served on 1 day each week

  • Fish is served on 3 days each week but never on consecutive days

  • Chicken and Egg are both served on Saturday and Sunday

  • Lamb is served 5 days each week

  • No more than 3 different entrees are served on any given day

  1. On which of the following pairs of days could the restaurant’s menu of entrees be identical?
    a. Friday and Sunday
    b. Tuesday and Wednesday
    c. Saturday and Sunday
    d. Wednesday and Friday
    e. Thursday and Friday

  2. Which of the following is a complete and accurate list of the days on which Chicken and Mutton may be served?
    a. Tuesday, Thursday
    b. Tuesday, Wednesday, Thursday
    c. Monday, Tuesday, Wednesday
    d. Tuesday, Wednesday, Thursday, Friday                                                       
    e. Tuesday, Wednesday, Thursday, Saturday

  3. If Fish is served on Saturday, it could be true that
    a. Egg and Fish are both served on Sunday
    b. Egg and Chicken are both served on Tuesday
    c. Mutton and Chicken are both served on Thursday
    d. Lamb and Egg are both served on Saturday
    e. Mutton and Egg are both served on Friday

  4. Which of the following statements provide sufficient information to determine on which 3 days Chicken is served?
    a. Fish and Mutton are served on same day
    b. Mutton and Egg are both served on Tuesday
    c. Lamb is served on Saturday and Mutton is served on Tuesday
    d. Fish is served on Saturday and Egg is served on all but one of the six days
    e. Lamb is served on Sunday and Egg is served on Tuesday and Thursday

  5. Which word inside the brackets is always part of the word outside the brackets? Trigonometry  (a. Solids, b. Calculus, c. Progressions, d. algebra, e. angles)
    46. One man can dig a trench in 2 hours
    A second man can dig a trench in 3 hours
    A third man can dig a trench in 5 hours
    A fourth man can dig a trench in 6 hours
    How many hours will it take to dig a trench if they all work together at their own speeds?
    a. 0.43, b. 0.63 c. 0.83 d. 1.03 e. 1.23

  6. One man can dig a trench in 2 hours
    A second man can dig a trench in 3 hours                                                         
    A third man can dig a trench in 5 hours
    A fourth man can dig a trench in 6 hours
    How many hours will it take to dig a trench if they all work together at their own speeds?
    a. 0.43, b. 0.63 c. 0.83 d. 1.03 e. 1.23

  7. A B C D E F G H
    Which letter is two to the right of the letter immediately to the 
    left of the letter three to the right of the letter immediately to the 
    left of the letter E? 
    a. C, b. D c. A d. H e. G

  8. How many minutes past 11a.m. is it, if two hours ago it was three times as many minutes past 8 a.m.?
    a. 55 minutes b. 35 minutes c. 25 minutes
    d. 1 hour e. 30 minutes

  9. How many minutes before 12 noon is it, if one hour ago it was three times as many minutes after 8 am?
    a. 30 minutes b. 25 minutes c. 35 minutes
    d. 45 minutes e. 40 minutes

  10. Insert the missing number below.
    a. 156 b. 34 c. 124 d. 40 e. 104 

  11. The recipe for a cake called for 2/3 cup of sugars. How many cakes did Jane bake for a baked goods sale if she used 4 cups of sugar?
    a. 2                                                                                                      
    b. 3
    c. 4
    d. 5
    e. 6

  12. A new copy machine can run off 1,500 workbooks in 8 hours, while it takes an older copy machine 12 hours to do the same job. What is the total number of hours that it would take both copy machines working at the same time, but independently, to run off the 1,500 workbooks?
    a. 4.4
    b. 4.6
    c. 4.8
    d. 5
    e. 10

  13.  If the width of a rectangle is increased by 10% and the length is decreased by 20% by what percent does the area decrease?
    a. 2%
    b. 12%                                                                                                                
    c. 16%
    d. 20%
    e. 21%

  14.  Suppose half of the people on a bus exit at each stop and no additional passengers board the bus. If on the third stop the next to last person exits the bus, then how many people were on the bus?
    a. 20
    b. 16
    c. 8
    d. 6
    e. 4

  15. A car traveled 75% of the way from town A to town B by traveling at T hours at an average speed of V mph. The car travels at an average speed of S mph for the remaining part of the trip. Which of the following expressions represents the average speed for the entire trip?
    a. .75V + .25S
    b. .75T + .25S
    c. VT / (3S)
    d. 4VT / (T+S)/3
    e. 4VS / (3S+V)

  16. If you had a piece of paper that was 0.001 inches thick, how tall a pile would it make if it were folded in half 10 times?
    a. 2.047
    b. 1.024
    c. 1.023
    d. 0.512                                                                                                      
    e. 2.048

  17. When he was a child, Gopal wanted to buy his mother 3 red roses for her birthday. He decided to start saving on the first day of the month. On the first day, he put ONE paise in his piggybank; on the second day he put TWO paise, on the third day he put THREE paise and so on.
    a. 13th day of the Month
    b. 19th day of the Month
    c. 24th day of the Month
    d. 30th day of the Month
    e. 21st day of the Month

  18. Mary was both 13th highest and the 13th lowest in a spelling contest. How many people were in the contest?
    a. 13
    b. 25
    c. 26
    d. 27
    e. 28

  19. t an international party all the Indian guest ate 2 sandwiches, each American guest ate 4, each Australian ate 8, and all Russians guests ate 12. There had been a total of 234 sandwiches served. The number of guests from each country was equal. How many guests in total were in the party?
    a. 12
    b. 24
    c. 36
    d. 48
    e. 9

  20. A B C D E F G H                                                                                                 
    Which letter is immediately to the right of the letter three to the left of the letter immediately to the right of the letter which is four to the right of the letter which comes midway between the letters A and C?
    a. F
    b. G
    c. E
    d. D

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