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I need help on this Systems review please! it's due by midnight monday.

Question 1

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Using these declarations:
int * numberPointers[3];
int * pointer;
int number;

Which of the following statements would generate a warning or error?

Select one:

a. number = pointer;

b. *pointer = number;

c. pointer = numberPointers;

d. numberPointers[2] = &number;

e. a., b., and d.

f. a. and c.

Question 2

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Using these declarations:
int * numberPointers[3];
int * pointer;
int number;

Which of the following statements would generate a warning or error?

Select one:

a. numberPointers[2] = pointer;

b. *pointer = numberPointers[2];

c. pointer = numberPointers[2];

d. *pointer = *numberPointers[2];

e. b. and d.

f. a. and c.

Question 3

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Consider the following struct definitions:

typedef struct
{

char departmentCode[4];
int courseNum;
int courseSec;
int studentCount;

} ClassType;

ClassType allClasses[SIZE];
ClassType * ptr = allClasses;

Which of the following would be a correct body for the for loop below to initialize the departmentCode of each class to "C S"?

for (i = 0; i < SIZE; i++)
{

<missing body>

}

Select one:

a. strncpy(allClasses[i].departmentCode, "C S", 4);

b. strncpy(allClasses.departmentCode[i], "C S", 4);

c. strncpy(allClasses[i].departmentCode, "C S", 3);

d. strncpy(ptr->departmentCode, "C S", 4); ptr++;

e. strncpy((*ptr).departmentCode, "C S", 4); ptr++;

f. a., d., and e.

g. b., c., and d.

h. all of these are correct

Question 4

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Consider the following struct definitions:
struct Class1
{

char departmentCode[4];
int courseNum;
int courseSec;
int studentCount;

} Class2;

typedef struct
{

char departmentCode[4];
int courseNum;
int courseSec;
int studentCount;

} Class3;

How are Class2 and Class3 alike or different?

Select one:

a. Class3 is an instance of a struct and Class2 is the name of a type

b. Class2 and Class3 are both the names of types

c. Class2 and Class3 are both instances of a struct

d. Class2 is an instance of a struct and Class3 is the name of a type

Question 5

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Consider the following struct definitions:
struct Class2
{

char departmentCode[4];
int courseNum;
int courseSec;
int studentCount;

} aClass;

typedef struct
{

char departmentCode[4];
int courseNum;
int courseSec;
int studentCount;

} Class;

Which of the following would cause the compiler to generate an error or warning?

Select one:

a. aClass.courseNum = 3490;

b. Class.courseNum = 3490;

c. aClass->courseNum = 3490;

d. (*Class).courseSec = 101;

e. aClass.courseSec = 101;

f. b. and d.

g. b., c., and d.

Question 6

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Consider the following struct definitions.
struct node
{

int value;
struct node * next;

};
typedef struct node nodeType;

typedef struct
{

int count;
nodeType * first;

} listType;

How would you declare a variable that is one of the second structs?

Select one:

a. struct listType * list;

b. listType * list;

c. listType list;

d. struct nodeType * list;

e. struct listType list;

Question 7

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Consider the following struct definitions.
struct node
{

int value;
struct node * next;

};
typedef struct node nodeType;

typedef struct
{

int count;
nodeType * first;

} listType;

Suppose that list is a listType pointer. What is the syntax to set the count field of the listType data item pointed to by list to 0?

Select one:

a. list.count = 0;

b. list->count = 0;

c. *list.count = 0;

d. (*list).count = 0;

e. b. and c.

f. b. and d.

Question 8

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Consider the following struct definitions.
struct node
{

int value;
struct node * next;

};
typedef struct node nodeType;

typedef struct
{

int count;
nodeType * first;

} listType;

Suppose that list is a listType pointer. What is the syntax to set the first field of the listType data item pointed to by list to NULL?

Select one:

a. list.first = 0;

b. list->first = NULL;

c. *list.first = NULL;

d. (*list).first = NULL;

e. b. and c.

f. b. and d.

Question 9

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Consider the following struct definitions.
struct node
{

int value;
struct node * next;

};
typedef struct node nodeType;

typedef struct
{

int count;
nodeType * first;

} listType;

Suppose that list is a listType pointer and nodePtr is a nodeType pointer. What is the syntax to set the first field of the listType data item so that it points to the same thing that nodePtr points to?

Select one:

a. list.first = nodePtr

b. (*list).first = nodePtr;

c. list.first = *nodePtr;

d. list->first = *nodePtr;

e. *list.first = nodePtr;

Question 10

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Consider the following struct definitions.
struct node
{

int value;
struct node * next;

};
typedef struct node nodeType;

typedef struct
{

int count;
nodeType * first;

} listType;

Suppose that list is a listType variable and that nde is a nodeType variable. What is the syntax for setting the first field of list so that it points to nde?

Select one:

a. list.first = &nde;

b. (*list).first = nde;

c. list->first = nde;

d. *list.first = nde;

e. *(list.first) = nde;

Question 11

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Consider the following struct definitions.
struct node
{

int value;
struct node * next;

};
typedef struct node nodeType;

typedef struct
{

int count;
nodeType * first;

} listType;

Suppose that list is a listType variable and its first field is set to the address of a nodeType variable. What is the syntax for using list to set the value field of the nodeType variable to 3?

Select one:

a. *list.first->value = 3;

b. *(list.first).value = 3;

c. list->first->value = 3;

d. list.first->value = 3;

e. (*list).first ->value = 3;

Question 12

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Consider the following struct definitions.
struct node
{

int value;
struct node * next;

};
typedef struct node nodeType;

typedef struct
{

int count;
nodeType * first;

} listType;

Suppose that list is a listType variable and its first field is set to the address of a nodeType variable. What is the syntax for using list to set the next field of the nodeType variable to NULL?

Select one:

a. list->first->next = NULL;

b. list.first->next = NULL;

c. (*list).first ->next = NULL;

d. *list.first->next = NULL;

e. *(list.first).next = NULL;

Question 13

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Consider the following struct definitions.
struct node
{

int value;
struct node * next;

};
typedef struct node nodeType;

typedef struct
{

int count;
nodeType * first;

} listType;

Suppose that list is a listType variable and its first field is set to the address of a nodeType variable. Suppose nde is a nodeType variable. What is the syntax for using list to set the next field of the nodeType variable so that it points to nde?

Select one:

a. list->first->next = nde;

b. *(list.first).next = &nde;

c. *list.first->next = nde;

d. (*list).first ->next = nde;

e. list.first->next = &nde;

Question 14

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What is the output of the following program?
#include <stdio.h>
void foo(int n);
int main()
{

int n = 3;
foo( n );
printf("%d", n);

}

void foo(int k)
{

k = k * k;

}

Answer:

Question 15

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What is the output of the following program?
#include <stdio.h>
void foo(int n);
int main()
{

int n = 3;
foo( n );
printf("%d", n);

}

void foo(int n)
{

n= n * n;

}

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Question 16

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What is the output of the following program?
#include <stdio.h>
int foo(int n);
int main()
{

int n = 3;
n = foo( n );
printf("%d", n);

}

int foo(int k)
{

return k * k;

}

Answer:

Question 17

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What is the output of the following program?
#include <stdio.h>
void foo(int * n);
int main()
{

int n[1] = {3};
foo( n );
printf("%d", n[0]);

}

void foo(int * k)
{

k[0] = k[0] * k[0];

}

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Question 18

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What is the output of the following program?
#include <stdio.h>
void foo(int * n);
int main()
{

int n = 3;
foo(&n);
printf("%d", n);

}

void foo(int * k)
{

*k = *k * *k;

}

Answer:

Question 19

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What is the output of the following program?
#include <stdio.h>
void sum3(int *);
int main()
{

int array[] = {1, 2, 3};
sum3(array);
printf("%d", array[0]);

}

void sum3(int * nums)
{

nums[0] = nums[0] + nums[1] + nums[2];

}

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Question 20

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What is the output of the following program?
#include <stdio.h>
void sum3(int a, int b, int c);
int main()
{

int array[] = {1, 2, 3};
sum3(array[0], array[1], array[2]);
printf("%d", array[0]);

}
void sum3(int a, int b, int c)
{

a = a + b + c;

}

Answer:

Question 21

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What is the output of the following program?

#include <stdio.h>
int n = 1;
int main()
{
n++;
{

int n = 4;

}
printf("%d", n);
}

Answer:

Question 22

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What is the output of the following program? (Answer is two numbers with a space between them.)

#include <stdio.h>
int n = 1;
void foo(int k);
int main()
{

n++;
{

int n = 4;
foo( n );
printf("%d ", n);

}
printf("%d", n);

}

void foo(int k)
{

n = n + k;

}

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Question 23

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What is the output of the following program? (Answer is two numbers with a space between them.)

#include <stdio.h>
int n = 1;
void foo(int k);
int main()
{

n++;
{

int n = 4;
foo( n );
printf("%d ", n);

}
printf("%d", n);

}

void foo(int n)
{

n = 2 * n;

}

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Question 24

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What is the output of the following program? (Answer is three numbers with spaces between them.)

#include <stdio.h>
int n = 1;
void foo(int k);
int main()
{

n++;
{

printf("%d ", n);
int n = 4;
foo( n );
printf("%d ", n);

}
printf("%d", n);

}

void foo(int k)
{

n = 2 * k;

}

Answer:

Question 25

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In this problem, the main and the foo function are in different files. What is the output?

/* main.c */
#include <stdio.h>
int n = 1;
void foo(int k);
int main()
{

foo(3);
printf("%d", n);

}

/* foo.c */
extern int n;
void foo(int k)
{

n = n + k;

}

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Question 26

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In this problem, the main and the foo function are in different files. What is the output?

/* main.c */
#include <stdio.h>
static int n = 1;
void foo(int k);
int main()
{

foo(3);
printf("%d", n);

}


/* foo.c */
int n = 3;
void foo(int k)
{

n = n + k;

}

Answer:

Question 27

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In this problem, the main and the foo function are in different files. What is the output?

/* main.c */
#include <stdio.h>
static int n = 1;
void foo(int *k);
int main()
{

foo(&n);
printf("%d", n);

}


/* foo.c */
static int n = 3;
void foo(int *k)
{

*k = *k << 2;

}

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Question 28

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What is the output of the following program? The output is three numbers separated by spaces.

#include <stdio.h>
void foo(int k);
int main()
{

int n = 1;
{

printf("%d ", n);
int n = 4;
foo( n );
printf("%d ", n);

}
printf("%d", n);

}

int n = 2;

void foo(int k)
{

n = 2 * k;

}

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Question 29

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What is the output of the following program? (Answer is two numbers with a comma between then.)
#include <stdio.h>
int foo(int n);
int main()
{

int n1, n2;
n1 = foo(3);
n2 = foo(3);
printf("%d,%d", n1, n2);

}

int foo(int k)
{

int n = 3;
n = n + 1;
return n + k;

}

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Question 30

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What is the output of the following program? (Answer is two numbers with a comma between them.)
#include <stdio.h>
int foo(int n);
int main()
{

int n1, n2;
n1 = foo(3);
n2 = foo(3);
printf("%d,%d", n1, n2);

}

int foo(int k)
{

static int n = 3;
n = n + 1;
return n + k;

}

Answer:

Question 31

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