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Parameter Passing Material

Recent questions tagged parameter-passing

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NIELIT Scientific Assistant June 2025 | Question: 83
Which of the following is an example of passing a parameter by reference in $\text{C}?$ void func(int $\text{x}$)void func(int & $\text{x}$)void func(int $\text{x},$ int ...
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4 4 votes
1 1 answer
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GO Classes Test Series 2024 | Programming | Test 3 | Question: 19
#include<stdio.h int test(int *a, int *b) { int c = *a-*b; if (c<0) return 0; else return (1 + test(&c, b)); } void main() { int x = 15; int y = 4; int a = test(&x,&y); p...
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2 2 answers
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NIELIT 2022 April Scientist B | Section B | Question: 76
What is printed by the print statements in the program $\text{P1}$ assuming call by reference parameter passing ?Program P1() { x = 10; y = 3; func1(y, x, x); print x; pr...
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1 1 vote
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Self Doubt on scoping
int x = 5, y = 10 ; void main ( ) { int i = 2, j = 3 A (i, j); } void A (int i, int j) { int x = 10, y = 5 ; i = i + x : j = i + y : printf ("%d %d", i, j); B (i, j); } v...
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parameter passing
#include<stdio.h>int fun(int arr[]){ arr=arr+1; printf("%d",arr[0]);}int main(void){ int arr ={10,20}; fun(arr); printf("%d",arr[0]); return 0;}A.COMPIL...
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UGC NET CSE | December 2018 | Part 2 | Question: 47
Consider the following two $C++$ programs $P1$ and $P2$ and two statements $S1$ and $S2$ about these programs:$P1$$P2$void f(int a, int *b, int &c){a=1;*b=2;c=3;}int main...
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TIFR CSE 2019 | Part B | Question: 8
Consider the following program fragment:var a,b : integer; procedure G(c,d: integer); begin c:=c-d; d:=c+d; c:=d-c end; a:=2; b:=3; G(a,b);If both parameters to $G$ are p...
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Parameter Passing
Predict the Output for both the snippets for the following:1. Call by Value2. Call by Reference3. Call by Need4. Call by Name5. Call by value Result/Call by value Return(...
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parameter passing technique
from below list of parameter passing techniques, which parameter passing technique we can implement in c?1) call by value2) call by refference3) call by value result4) ca...
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parameter passing tech
why we use parameter passing technique in C??ORpurpose of using "parameter passing technique"??ORwhat is the advantage of using it in C??
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Test Series
What is the output.My doubt is : What is meant by call by copy restore ? is it same as call by reference or there is some difference ?
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parameter passing techniques
Does C support all passing parameters techniques like call by text, call by copy restore, and call by name?
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78 78 votes
7 answers 7 answers
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GATE CSE 2018 | Question: 29
#include<stdio.h void fun1(char* s1, char* s2){ char* temp; temp = s1; s1 = s2; s2 = temp; } void fun2(char s1, char s2){ char* temp; temp = *s1; *s1 = *s2; *s2 = temp;...
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1 1 vote
1 answers 1 answer
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Virtual Gate Test Series: Programming & DS - Parameter Passing
int f(int &x, int c) { c = c-1; if (c == 0) return 1; x = x +1; return f(x,c) * x; } What is the return value of $f(p,p),$ if the value of $p$ i...
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6 6 votes
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Test by Bikram | Mock GATE | Test 2 | Question: 14
Consider the following code snippet.void first(int p, int t) { p += t; t += p; } main() { int p = 4; first(p , p); }What is the final value of $p$ in both call by value a...
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CALL BY REFERENCE AND CALL BY NAME
foo(a, b, c) { b =b++; a = a++; c = a + b*10 } X=1; Y=2; Z=3; foo(X, Y+2, Z);CAN SOMEONE PLEASE TELL THE OUTPUTS FOR CALL BY REFERENCE AND CALL BY NAME. WHAT IS THE DIFER...
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9 9 votes
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Test by Bikram | Mock GATE | Test 1 | Question: 9
Consider the following program fragment :int foo(int ,int ); int a; int ar[4] = { 1,0, 2,3}; main() { a = 0; foo(ar[a], ar[ar[a]]); printf("%d,%d ,%d,%d ", ar[0] , ar ,a...
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8 8 votes
1 1 answer
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GATE CSE 1988 | Question: 8i
Consider the procedure declaration:Procedure P (k: integer)where the parameter passing mechanism is call-by-value-result. Is it correct if the call, P (A[i]), where A is ...
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23 23 votes
1 answers 1 answer
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GATE CSE 1988 | Question: 2xv
What is printed by following program, assuming call-by reference method of passing parameters for all variables in the parameter list of procedure P?program Main(inout, o...
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6 6 votes
2 answers 2 answers
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GATE CSE 1990 | Question: 11a
What does the following program output?program module (input, output); var a:array [1...5] of integer; i, j: integer; procedure unknown (var b: integer, var c: integer); ...
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Kerala PSC AP Exam
The default parameter passing mechanism of functions is A) Call by ValueB) Call by ReferenceC) Call by ResultD) None of the above
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7 7 votes
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GATE Overflow | Programming | Test 1 | Question: 14
void foo(int x) { int *p = &x; *p = x*x; }The above code is supposed to modify any input integer with its square. Which of the following statements regarding the above co...
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3 3 votes
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UGC NET CSE | August 2016 | Part 3 | Question: 21
Assume that the program $‘P’$ is implementing parameter passing with ‘call by reference’. What will be printed by following print statements in $P$?Program P { x=10; y=3;...
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