Homework Answers
The code will print foo. This is because of the if statement in the function.
if(foo=1) here the statement is not making comparison but is doing assignment, assigning value 1 to foo. the statement will be aways true and if statement will be executed.
To solve this, make if statement as:
if(foo == 1)
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Problem 4 (25 points). What will the following code print? Why? Identify the line where the...
C programming Question1 (a) Write a C program that will print out all command line arguments,...
C programming Question1 (a) Write a C program that will print out all command line arguments, in reverse order, one per line. Prefix each line with its index. 6 marks] (b) Consider this C code snippet int a- 100 int b- 42; inte p- &a; int q-b; p qi printf ("%d %d\n" ,a,*p); When this code is executed, what numbers will it print? [2 marks] (c) Consider this C program int main(int argc,char argv) char* target- "Apple" char vord[100] printf...
b) [3 points] What will be the output of the following code? Explain your answer. enum...
b) [3 points] What will be the output of the following code? Explain your answer. enum direction {UP, DOWN, LEFT, RIGHT); void foo (enum direction* a, enum direction b) enum direction * c = a; b = RIGHT; *c = LEFT; *c = RIGHT ; int main (void) enum direction d1 = enum direction d2 printf ( "d1 %d, d2 foo (&d1, d2); printf("d1- %d, d2 return 0 UP; DOWN; = %d\n", d1, d2); %d\n", d1, d2);
What number does each line of code print out? Briefly explain why. printf("%u\n",(unsigned char)(-2)); printf("%d\n",(unsigned char)(-2));...
What number does each line of code print out? Briefly explain why. printf("%u\n",(unsigned char)(-2)); printf("%d\n",(unsigned char)(-2)); printf("%u\n",(uint16_t)(-2)); printf("%d\n",(uint16_t)(-2)); printf("%u\n",(unsigned int)(-2)); printf("%d\n",(unsigned int)(-2));
5.1 Automatic properties Choose One 4 points Given the following code where does the value assigned...
5.1 Automatic properties Choose One 4 points Given the following code where does the value assigned to the automatic property get stored? ?# 1 class Foo 2 3 string_name; 4 5 string Bar (get;set;) 7 8 10 static void Main() 12 13 object.Bar"Hello"; Foo object new Foo(); 14 0 In the-name field O in a hidden field created by the Property O The value is not stored O You have to create a field to hold the value
c++ only. Please follow directions. What does the following program print and why? Comment each line...
c++ only. Please follow directions. What does the following program print and why? Comment each line of code to explain what it is doing. #include <iostream> using namespace std; int main() { int track[ ] = { 10, 20, 30, 40 }; int * ptr; ptr = track; track[1] += 30; cout << * ptr << " "; *ptr -= 10; ptr++; cout << * ptr << " "; ptr += 2; cout << * ptr << " "; cout...
What is the output of the following code segment and why? int main(void) { // Find...
What is the output of the following code segment and why? int main(void) { // Find the output of the following and explain it: char name[] = "Hello"; name[2] = '\0'; printf("%s\n", name); return 0; } why answer is he?
10. Does the following code compile? Does it run? Is there any problem with the code?...
10. Does the following code compile? Does it run? Is there any problem with the code? If yes, how do you fix it? 1. #include < iostream > 2. using namespace std; 4 class Computer int Id; 7. public: Computer(int id) this -Id- id; ) void process() cout << "Computer::process()"; 9 10. H; 12. class Employee 13. 14. 15. public: 16 Computer* c; Employee )cnew Computer (123); 17.Employee() C 18. 19. 20 21. 22. ^; 23. 24. int main(){ 25....
in C language please! 9. 14 points Show what the following C code will print. const...
in C language please!
9. 14 points Show what the following C code will print. const int MAX_I_COUNT = 4; const int MAX_J_COUNT = 15; int i, j; for( i = 1; i <MAX_I_COUNT; i++) { for(j = 2; j <MAX_J_COUNT; j += 4 ) printf("%d", j + i); puts("\n-----" ); puts( "I'm Done!" ); 10. 14 points What would be printed? int bean = 5, cheese = 3; int *p = &bean; *p += bean; ++cheese; *p += cheese;...
Consider the following C codes to compute the gcd of two integers. /// code 1 #include...
Consider the following C codes to compute the gcd of two integers. /// code 1 #include <stdio.h> int gcd(int a, int b) { while (a != b) { if (a > b) a = a - b; else b = b - a; } return a; } /// code 2 #include <stdio.h> int getint() { int i; scanf("%d", &i); return i; } void putint(int i) { printf("%d\n", i); } int main()...
What is the output of the following c program. Why, Can you tell me how do...
What is the output of the following c program. Why, Can you tell
me how do you solve it?
#include <stdio.h> int fun(int n) { if(n==0) { return 1; } else return 7 + fun(n-2); } int main() { printf("%d", fun (4)); return 0; | }
C programming Question1 (a) Write a C program that will print out all command line arguments, in reverse order, one per line. Prefix each line with its index. 6 marks] (b) Consider this C code snippet int a- 100 int b- 42; inte p- &a; int q-b; p qi printf ("%d %d\n" ,a,*p); When this code is executed, what numbers will it print? [2 marks] (c) Consider this C program int main(int argc,char argv) char* target- "Apple" char vord[100] printf...
b) [3 points] What will be the output of the following code? Explain your answer. enum direction {UP, DOWN, LEFT, RIGHT); void foo (enum direction* a, enum direction b) enum direction * c = a; b = RIGHT; *c = LEFT; *c = RIGHT ; int main (void) enum direction d1 = enum direction d2 printf ( "d1 %d, d2 foo (&d1, d2); printf("d1- %d, d2 return 0 UP; DOWN; = %d\n", d1, d2); %d\n", d1, d2);
5.1 Automatic properties Choose One 4 points Given the following code where does the value assigned to the automatic property get stored? ?# 1 class Foo 2 3 string_name; 4 5 string Bar (get;set;) 7 8 10 static void Main() 12 13 object.Bar"Hello"; Foo object new Foo(); 14 0 In the-name field O in a hidden field created by the Property O The value is not stored O You have to create a field to hold the value
10. Does the following code compile? Does it run? Is there any problem with the code? If yes, how do you fix it? 1. #include < iostream > 2. using namespace std; 4 class Computer int Id; 7. public: Computer(int id) this -Id- id; ) void process() cout << "Computer::process()"; 9 10. H; 12. class Employee 13. 14. 15. public: 16 Computer* c; Employee )cnew Computer (123); 17.Employee() C 18. 19. 20 21. 22. ^; 23. 24. int main(){ 25....
in C language please!
9. 14 points Show what the following C code will print. const int MAX_I_COUNT = 4; const int MAX_J_COUNT = 15; int i, j; for( i = 1; i <MAX_I_COUNT; i++) { for(j = 2; j <MAX_J_COUNT; j += 4 ) printf("%d", j + i); puts("\n-----" ); puts( "I'm Done!" ); 10. 14 points What would be printed? int bean = 5, cheese = 3; int *p = &bean; *p += bean; ++cheese; *p += cheese;...
What is the output of the following c program. Why, Can you tell
me how do you solve it?
#include <stdio.h> int fun(int n) { if(n==0) { return 1; } else return 7 + fun(n-2); } int main() { printf("%d", fun (4)); return 0; | }
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