C certification-questions

Cover Page
C Programming
Language
Author: JavaChamp Team
Copyright (c) 2010-2014

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Table of Contents
Quiz Permalink: http://www.quizover.com/pdf/c-certification-questions
Author Profile: http://www.quizover.com/user/profile/Java.Champ
1. C Programming Language
Basics
Arithmetic operators
Logical operators and Conditions
Print out Statements
Flow Control
Inputs Reading
Assignement
Arrays
Methods and Functions
Identifiers and Variables
Data Types
Strings

4. Chapter: Basics
1. Basics Questions

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4.1.1. Question: The C programming Language is
The C programming Language is
Please choose only one answer:
Low level language
High level language
Machine language
Check the answer of this question online on QuizOver.com:
Question: c language
Permalink: http://www.quizover.com/pdf/c-language

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4.1.2. Question: To include a header file in a C program:
To include a header file in a C program:
#include "stdio.h" ;
#include "stdio.h"
Both correct
Author: Yasser Ibrahim
Question: include in C
Permalink: http://www.quizover.com/pdf/include-in-c

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4.1.3. Question: the #include keyword in c language is:
the #include keyword in c language is:
executive c statement
compiler directive
both correct
Question: how to include in C?
Permalink: http://www.quizover.com/pdf/how-to-include-in-c

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4.1.4. Question: To include a header file in a C program:
To include a header file in a C program:
#include "stdio.h"
#include <stdio.h>
Both correct
Question: how to include a header in C?
Permalink: http://www.quizover.com/pdf/how-to-include-a-header-in-c

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4.1.5. Question: The main() function is:
The main() function is:
to write output to the screen
the program entry point
Both correct
Question: main function in C
Permalink: http://www.quizover.com/pdf/main-function-in-c

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4.1.6. Question: How to write comments in C language?
How to write comments in C language?
Use /* ….. */ for multi-line comments
Use // for single-line comments
Both correct
Question: How to write comments in C language?
Permalink: http://www.quizover.com/pdf/how-to-write-comments-in-c-language

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4.1.7. Question: The computer performs computations internally using
The computer performs computations internally using
Binary number system
Decimal number system
Hexadec. number system
Question: Binary number system
Permalink: http://www.quizover.com/pdf/binary-number-system

5. Chapter: Arithmetic operators
1. Arithmetic operators Questions

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5.1.1. Question: To compute the square of the value in variable a:
To compute the square of the value in variable a:
b = a^2;
z = a * a;
both correct
Question: How to square a value in C?
Permalink: http://www.quizover.com/pdf/how-to-square-a-value-in-c

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5.1.2. Question: The value of z in the following statement:
int x = 9 , y = 2 , z...
The value of z in the following statement:
int x = 9 , y = 2 , z = x / y;
4
4.5
5
Question: arithmetic operators in C
Permalink: http://www.quizover.com/pdf/arithmetic-operators-in-c

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5.1.3. Question: choose the proper function to compute the cubic value of any input ...
choose the proper function to compute the cubic value of any input integer n:
int cube(void) { return (n * n * n) ; }
int cube(int n) { return (n * n * n) ; }
void cube(int n) { return (n * n * n) ; }
Question: write method in C
Permalink: http://www.quizover.com/pdf/write-method-in-c

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5.1.4. Question: what is the output of the following piece of code
what is the output of the following piece of code
3
4
5
int a = 1, b = 2, c;
c = a-- + b--;
printf(“%d”,c);
Question: decrementation in C
Permalink: http://www.quizover.com/pdf/decrementation-in-c

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5.1.5. Question: What is the output of the following piece of code?
What is the output of the following piece of code?
8
9
10
int x = 3, y = 5, z;
z = x + ++y;
printf(“%d”,z);
Question: How to increment int in C?
Permalink: http://www.quizover.com/pdf/how-to-increment-int-in-c

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5.1.6. Question: A short-cut for the statement: x = x + 1;
A short-cut for the statement: x = x + 1;
x += 1;
x++;
Both correct
Question: post increment in C
Permalink: http://www.quizover.com/pdf/post-increment-in-c

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5.1.7. Question: what is the output of the following piece of code
int z = 23 % 3;
what is the output of the following piece of code
int z = 23 % 3;
7
2
30
Question: remainder operator in C
Permalink: http://www.quizover.com/pdf/remainder-operator-in-c

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5.1.8. Question: To compute the cube of the value in variable x:
To compute the cube of the value in variable x:
c = x * x * x;
c = x^3;
Both correct
Question: C arithmetic operators
Permalink: http://www.quizover.com/pdf/c-arithmetic-operators

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5.1.9. Question: what is the output of the following piece of code:
what is the output of the following piece of code:
1
2
3
int c = 19 % 4;
Question: How to use Remainder operator in C?
Permalink: http://www.quizover.com/pdf/how-to-use-remainder-operator-in-c

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5.1.10. Question: printf("%f", sqrt(sqrt (x)));
printf("%f", sqrt(sqrt (x)));
is correct
has syntax error
causes run-time error
Question: How sqrt method works in C?
Permalink: http://www.quizover.com/pdf/how-sqrt-method-works-in-c

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5.1.11. Question: What is the output of the following piece of code:
What is the output of the following piece of code:
8
9
10
int x = 3, y = 5, z;
z = ++x + ++y;
printf(“%d”,z);
Question: How to increment in C?
Permalink: http://www.quizover.com/pdf/how-to-increment-in-c

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5.1.12. Question: What is the output of the following piece of code?
What is the output of the following piece of code?
8
9
10
int x = 3, y = 5, z ;
z = x++ + ++y;
printf(“%d”,z);
Question: How incrementation works in C?
Permalink: http://www.quizover.com/pdf/how-incrementation-works-in-c

6. Chapter: Logical operators and Conditions
1. Logical operators and Conditions Questions

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6.1.1. Question: What is the result of compiling and running the following code?
What is the result of compiling and running the following code?
no output is produced
c is smaller than C
c is greater than C
compilation error
public static void main(String[] args) {
char c = 'c';
String result = (c > 'C') ? "c is greater than C " : "c is smaller than C";
System.out.print(result);
}
Question: conditional operator in Java
Permalink: http://www.quizover.com/pdf/conditional-operator-in-java

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6.1.2. Question: The operator = in the Boolean condition if( age = 3 )
The operator = in the Boolean condition if( age = 3 )
assignment operator
check for equality condition operator
both correct
Question: How to write if statement in C?
Permalink: http://www.quizover.com/pdf/how-to-write-if-statement-in-c

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6.1.3. Question: what is the result of the condition ( x ;; y ) given the declaratio...
what is the result of the condition ( x ;; y ) given the declaration :
int x = 1 , y = 2 ;
false
unknown
true
Question: logical AND operator in C
Permalink: http://www.quizover.com/pdf/logical-and-operator-in-c

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6.1.4. Question: consider the following statement:
if( 7 ) printf("CHECK");
consider the following statement:
if( 7 ) printf("CHECK");
the printf() statement will always be executed
the printf() statement will never be executed
Depends on the compiler
Question: how conditions evaluated in C
Permalink: http://www.quizover.com/pdf/how-conditions-evaluated-in-c

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6.1.5. Question: What is the result of the condition ( a ;; b ) given the following ...
What is the result of the condition ( a ;; b ) given the following declaration :
true
false
unknown
int a = 3 , b = 1 ;
Question: How to evaluate conditions in C?
Permalink: http://www.quizover.com/pdf/how-to-evaluate-conditions-in-c

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6.1.6. Question: the ; operator in the Boolean condition if( (x>5) ; ( y < 9 ) ) &h...
the ; operator in the Boolean condition if( (x>5) ; ( y < 9 ) ) …
bit-wise AND operator
address operator
logical AND operator
Question: bit-wise AND operator in C
Permalink: http://www.quizover.com/pdf/bitwise-and-operator-in-c

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6.1.7. Question: what is the result of the condition ( x ; y ) given the declaration...
what is the result of the condition ( x ; y ) given the declaration:
int x = 1 , y = 2 ;
true
unknown
false
Question: bit-wise AND C operator
Permalink: http://www.quizover.com/pdf/bitwise-and-c-operator

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6.1.8. Question: To find the max value between x,y :
To find the max value between x,y :
if ( x > y ) max = x;
else max = y;
max = y;
if ( x > y ) max = x;
both correct
Question: How to find max value in C?
Permalink: http://www.quizover.com/pdf/how-to-find-max-value-in-c

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no output
7
3
int x = 7;
if ( x = 3 ) printf( “%d“ , x);
Question: How to evaluate C conditions?
Permalink: http://www.quizover.com/pdf/how-to-evaluate-c-conditions

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6.1.10. Question: if ( 16 = m ) printf("m is 16");
if ( 16 = m ) printf("m is 16");
is correct
has syntax error
Question: How to write C if statement?
Permalink: http://www.quizover.com/pdf/how-to-write-c-if-statement

7. Chapter: Print out Statements
1. Print out Statements Questions

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7.1.1. Question: To write statement hi world:
To write statement hi world:
puts(‘hi world’);
puts("hi world");
Both correct
Question: How to print out a String in C?
Permalink: http://www.quizover.com/pdf/how-to-print-out-a-string-in-c

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7.1.2. Question: To write the ASCII code of char ch=’x’;
To write the ASCII code of char ch=’x’;
printf("%d",ch);
putch(ch);
printf("%d", ascii(ch));
Question: How to print out ASCII in c?
Permalink: http://www.quizover.com/pdf/how-to-print-out-ascii-in-c

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7.1.3. Question: To write the value of x where:
double x = 0.12345;
To write the value of x where:
double x = 0.12345;
printf( "%lf " , x);
printf( "%f " , x);
printf( "%ld " , x);
Question: how to print double in C?
Permalink: http://www.quizover.com/pdf/how-to-print-double-in-c

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7.1.4. Question: To print character a:
To print character a:
putch("a");
putch(‘a’);
Both correct
Question: How to print out a character in C?
Permalink: http://www.quizover.com/pdf/how-to-print-out-a-character-in-c

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7.1.5. Question: what is the best choice to print the value of variable x where:
...
what is the best choice to print the value of variable x where:
int x = 123;
printf("%d",x);
printf("%c",x);
printf("%f",x);
Question: print int in C
Permalink: http://www.quizover.com/pdf/print-int-in-c

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7.1.6. Question: what is the best choice to print the value of variable y where:flo...
what is the best choice to print the value of variable y where:float y = 2.34;
printf("%d",y);
printf("%f",y);
printf("%c",y);
Question: printf float in C
Permalink: http://www.quizover.com/pdf/printf-float-in-c

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7.1.7. Question: To write string char str[30] = "C Language";
What to use?
To write string char str[30] = "C Language";
What to use?
printf("%s",str);
puts(str);
Both correct
Question: How to print out in c?
Permalink: http://www.quizover.com/pdf/how-to-print-out-in-c

8. Chapter: Flow Control
1. Flow Control Questions

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while ( 1 ) ;
while ( 1 ) ;
Infinite loop
Syntax error
Question: infinite loop in C
Permalink: http://www.quizover.com/pdf/infinite-loop-in-c

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One
Two
TwoThree
switch(2) {
case 1: printf(“One”);break;
case 2: printf(“Two”);break;
case 3: printf(“Three”);break;
}
Question: how switch works in C?
Permalink: http://www.quizover.com/pdf/how-switch-works-in-c

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8.1.3. Question: To write character array
char mystr[50] = "string" , i = 0;
To write character array
char mystr[50] = "string" , i = 0;
len = strlen (mystr);
for ( i = 0 ; i < len ; i++ ) putch(mystr [i] );
for ( i = 0 ; i < 50 ; i++ ) putch(mystr [i] );
Both correct
Question: How to write a for loop in C?
Permalink: http://www.quizover.com/pdf/how-to-write-a-for-loop-in-c

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8.1.4. Question: for(j=63 , i < 95 , i +=3) x += sqrt(j);
for(j=63 , i < 95 , i +=3) x += sqrt(j);
is correct
has syntax error
Question: using for loop in C
Permalink: http://www.quizover.com/pdf/using-for-loop-in-c

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while ( 3 ) ;
while ( 3 ) ;
Infinite loop
Syntax error
Executes only 3 iterations
Question: infinite while loop in C
Permalink: http://www.quizover.com/pdf/infinite-while-loop-in-c

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Default
One
Two
switch(476) {
case 2: printf(“Two”);break;
default: printf(“Default”);break;
}
Question: how to write switch statement in C?
Permalink: http://www.quizover.com/pdf/how-to-write-switch-statement-in-c

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8.1.7. Question: while (degree < 100 ); count+= degree;
while (degree < 100 ); count+= degree;
is correct and causes no runtime error
has syntax error
Question: how to write while loop in C?
Permalink: http://www.quizover.com/pdf/how-to-write-while-loop-in-c

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8.1.8. Question: while (degree < 100 ) count+= degree++;
while (degree < 100 ) count+= degree++;
is correct
has syntax error
Question: while loop in C
Permalink: http://www.quizover.com/pdf/while-loop-in-c

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for( ; ; ) ;
for( ; ; ) ;
Syntax error
Infinite loop
Question: how to write for loop in C?
Permalink: http://www.quizover.com/pdf/how-to-write-for-loop-in-c

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One
Two
TwoThree
switch(2) {
case 2: printf(“Two”);
case 3: printf(“Three”);break;
}
Question: how to write switch in C?
Permalink: http://www.quizover.com/pdf/how-to-write-switch-in-c

9. Chapter: Inputs Reading
1. Inputs Reading Questions

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9.1.1. Question: To get a statement from the user input in the array char s[100]:
To get a statement from the user input in the array char s[100]:
gets( s[100] );
gets( s[] );
gets( s );
Question: How to read inputs into an array in C?
Permalink: http://www.quizover.com/pdf/how-to-read-inputs-into-an-array-in-c

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9.1.2. Question: To get a statement from the user input in the array
char s[100] :
To get a statement from the user input in the array
char s[100] :
gets( s );
scanf( "%s", s );
Both correct
Question: How to read user inputs in C?
Permalink: http://www.quizover.com/pdf/how-to-read-user-inputs-in-c

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9.1.3. Question: scanf("%d", ;time);
scanf("%d", ;time);
is correct
has syntax error
Question: How to write C scanf?
Permalink: http://www.quizover.com/pdf/how-to-write-c-scanf

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9.1.4. Question: what is the best choice to input the value of variable c where:cha...
what is the best choice to input the value of variable c where:char c;
scanf("%d", ;c);
scanf("%f", ;c);
scanf("%c", ;c);
Question: read char in C
Permalink: http://www.quizover.com/pdf/read-char-in-c

10. Chapter: Assignement
1. Assignement Questions

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10.1.1. Question: To assign the value of integer x into character ch where:
int x =...
To assign the value of integer x into character ch where:
int x = 5; char ch;
ch = x;
ch = ascii(x);
x = ch;
Question: How to cenvert between char and int in C?
Permalink: http://www.quizover.com/pdf/how-to-cenvert-between-char-and-int-in-c

11. Chapter: Arrays
1. Arrays Questions

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11.1.1. Question: To declare and initialize character array:
To declare and initialize character array:
char s[] = { ‘a’, ‘b’ , ‘c’ };
char s[] = "abc";
both correct
Question: declare char array in C
Permalink: http://www.quizover.com/pdf/declare-char-array-in-c

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11.1.2. Question: To declare and initialize character array :
To declare and initialize character array :
char s[] = { ‘a’, ‘b’ , ‘c’ };
char s[] = "abc";
both correct
Question: How to declare and initialize character array in C?
Permalink: http://www.quizover.com/pdf/how-to-declare-and-initialize-character-array-in-c

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11.1.3. Question: float values(200) = ( 1 , 2 , 3 , 4 );
float values(200) = ( 1 , 2 , 3 , 4 );
is correct
has syntax error
Question: how to declare C arrays?
Permalink: http://www.quizover.com/pdf/how-to-declare-c-arrays

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11.1.4. Question: float values(200) = ( 1 , 2 , 3 , 4 );
float values(200) = ( 1 , 2 , 3 , 4 );
correct
syntax error
run-time error
Question: Arrays declaration in C
Permalink: http://www.quizover.com/pdf/arrays-declaration-in-c

12. Chapter: Methods and Functions
1. Methods and Functions Questions

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12.1.1. Question: what is the output of the following program
what is the output of the following program
Unknown (random value)
Zero
3000
main(){
int x;
printf(“%d”,x);
}
Question: how to print int in C?
Permalink: http://www.quizover.com/pdf/how-to-print-int-in-c

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12.1.2. Question: int multiply(int x, int y) {
return x*y;
}
int multiply(int x, int y) {
return x*y;
}
is correct
has syntax error
Question: How to write C method?
Permalink: http://www.quizover.com/pdf/how-to-write-c-method

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12.1.3. Question: What is the output of the following program:
What is the output of the following program:
5
7
unknown
int change( int x ) {
x = 7; return(x);
}
main(){
int x = 5;
change(x);
printf(“%d”,x);
}
Question: How to write a method in c?
Permalink: http://www.quizover.com/pdf/how-to-write-a-method-in-c

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12.1.4. Question: What is the output of the following program:
What is the output of the following program:
8
unknown
both wrong
int sum( int x, int y ) {
return (x + y);
}
main(){
int x = 5 , y = 3;
printf(“%d”, sum(x,y));
}
Question: How to write and call method?
Permalink: http://www.quizover.com/pdf/how-to-write-and-call-method

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8
unknown
both wrong
int sum( int x, int y ) {
int z = x + y;
}
main(){
int x = 5 , y = 3;
printf(“%d”, sum(x,y));
}
Question: return value in c method?
Permalink: http://www.quizover.com/pdf/return-value-in-c-method

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5
7
unknown
int change( int x ) {
x = 7;
}
main(){
int x = 5;
change(x);
printf(“%d”,x);
}
Question: pass by value in C?
Permalink: http://www.quizover.com/pdf/pass-by-value-in-c

13. Chapter: Identifiers and Variables
1. Identifiers and Variables Questions

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13.1.1. Question: Which of the following identifiers is a legal identifier:
Which of the following identifiers is a legal identifier:
my mark
my_mark
my-mark
Question: how to declare a valid variable in C?
Permalink: http://www.quizover.com/pdf/how-to-declare-a-valid-variable-in-c

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13.1.2. Question: consider the following variables declaration statement:
int age,...
consider the following variables declaration statement:
int age, AGE;
Correct statement, the compiler uses age and AGE as completely different variables.
Correct statement, the compiler uses age and AGE as the same variable.
Wrong statement, because you can’t declare more than one variable with the same name.
Question: How to declare C valid variable?
Permalink: http://www.quizover.com/pdf/how-to-declare-c-valid-variable

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13.1.3. Question: To define a constant ABC with value 358:
To define a constant ABC with value 358:
#define ABC = 358
#define ABC = 358 ;
#define ABC 358
Question: how to define a constant in C?
Permalink: http://www.quizover.com/pdf/how-to-define-a-constant-in-c

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13.1.4. Question: The variables in C programming language:
The variables in C programming language:
Must be declared before being used.
Can be used without declaration
Can be used before declaration
Question: variable declaration in C
Permalink: http://www.quizover.com/pdf/variable-declaration-in-c

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13.1.5. Question: What is the role of variables in programming languages:
What is the role of variables in programming languages:
Perform standard functions like printing to the screen
Data storage
Both correct
Question: variable role in C
Permalink: http://www.quizover.com/pdf/variable-role-in-c

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13.1.6. Question: Which of the following identifiers is a legal identifier?
Which of the following identifiers is a legal identifier?
abc#*
#+abc
abc
Question: how to declare C legal iedntifier?
Permalink: http://www.quizover.com/pdf/how-to-declare-c-legal-iedntifier

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13.1.7. Question: Which of the following identifiers is a legal identifier :
Which of the following identifiers is a legal identifier :
1abc
abc 1
abc1
Question: lega Identifier rules in C
Permalink: http://www.quizover.com/pdf/lega-identifier-rules-in-c

14. Chapter: Data Types
1. Data Types Questions

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14.1.1. Question: If MSB of a binary number is "0" then it is:
If MSB of a binary number is "0" then it is:
Odd number
Even number
Positive number
Question: MSB in C
Permalink: http://www.quizover.com/pdf/msb-in-c

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14.1.2. Question: what is the best choice to store the number of university students:
what is the best choice to store the number of university students:
char n = 20000;
float n = 20000;
int n = 20000;
Question: Data types in C
Permalink: http://www.quizover.com/pdf/data-types-in-c

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14.1.3. Question: If LSB of a binary number is "0" then it is:
If LSB of a binary number is "0" then it is:
Positive number
Even number
Odd number
Question: LSB in C
Permalink: http://www.quizover.com/pdf/lsb-in-c

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14.1.4. Question: The highest digit in any number system equals:
The highest digit in any number system equals:
Zero
Base - 1
Base + 1
Question: max value in number system
Permalink: http://www.quizover.com/pdf/max-value-in-number-system

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14.1.5. Question: what is the storage size of the float data type (float)?
what is the storage size of the float data type (float)?
1 byte
2 byte
4 byte
Question: float storage size in C
Permalink: http://www.quizover.com/pdf/float-storage-size-in-c

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14.1.6. Question: what is the best choice to store the natural number PI = 3.1459
what is the best choice to store the natural number PI = 3.1459
int pi = 3.1459;
char pi = 3.1459;
float pi = 3.1459;
Question: different C data types
Permalink: http://www.quizover.com/pdf/different-c-data-types

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14.1.7. Question: what is the storage size of the integer data type (char)?
what is the storage size of the integer data type (char)?
1 byte
2 byte
4 byte
Question: char storage size in C
Permalink: http://www.quizover.com/pdf/char-storage-size-in-c

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14.1.8. Question: what is the storage size of the float data type (int)?
what is the storage size of the float data type (int)?
1 byte
2 byte
4 byte
Question: int storage size in C
Permalink: http://www.quizover.com/pdf/int-storage-size-in-c

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14.1.9. Question: to assign the value of integer x into character ch where:
int x = ...
to assign the value of integer x into character ch where:
int x = 5;
char ch;
ch = x;
ch = ascii(x);
x = ch;
Question: how to assign int into char in C?
Permalink: http://www.quizover.com/pdf/how-to-assign-int-into-char-in-c

15. Chapter: Strings
1. Strings Questions

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15.1.1. Question: To copy a string into another, given:
char s1[30] = "xyz", s2[20];
To copy a string into another, given:
char s1[30] = "xyz", s2[20];
s2 = s1;
strcpy(s2,s1);
Both wrong
Question: How to copy a string into another in C?
Permalink: http://www.quizover.com/pdf/how-to-copy-a-string-into-another-in-c

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15.1.2. Question: to concatenate two strings into third string, given :
char s1[30] ...
to concatenate two strings into third string, given :
char s1[30] = "hi", s2[20] = "world", s3[10];
s3 = s1 + s2;
strcpy(s3,s1);strcat(s3,s2);
s3 = strcat(s1,s2);
Question: how to concatenate strings in C?
Permalink: http://www.quizover.com/pdf/how-to-concatenate-strings-in-c

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