Exercise 3. Parameter Passing What are the values of y and z at the end of the following block under the assumption that both parameters x are passed: (i) call by value, (ii) call by reference, and (iii) call by value-result. { int y; int z; y = 7; { int f(int x) { x = x+1; y = x; x = x+1; return y }; int g(int x) { y = f(x)+1; x := f(y)+3; return x } } }; z := g(y)

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
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Exercise 3. Parameter Passing
What are the values of y and z at the end of the following block under the assumption that both parameters x are
passed: (i) call by value, (ii) call by reference, and (iii) call by value-result.
{ int y;
int z;
y = 7;
{ int f(int x) {
X
= x+1;
y = x;
x = x+1;
return y
};
int g(int x) {
y = f(x)+1;
x := f(y)+3;
return x
}
};
z := g(y)
Transcribed Image Text:Exercise 3. Parameter Passing What are the values of y and z at the end of the following block under the assumption that both parameters x are passed: (i) call by value, (ii) call by reference, and (iii) call by value-result. { int y; int z; y = 7; { int f(int x) { X = x+1; y = x; x = x+1; return y }; int g(int x) { y = f(x)+1; x := f(y)+3; return x } }; z := g(y)
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