Both can occur multiple times, but a declaration must occur first.
A definition occurs once, but a declaration may occur many times.
Both can occur multiple times, but a definition must occur first.
A declaration occurs once, but a definition may occur many times.
The basic data type of C
Qualifier
Short is the qualifier and int is the basic data type
All of the mentioned
Bjarne Stroustrup
James A. Gosling
Dennis Ritchie
Dr. E.F. Codd
it Compare the variable a and the variable b are same.
The value of b is assigned to variable a but if b changes later, it will not effect the value of variable a.
The value of b is assigned to variable a but if b changes later, it will effect the value of variable a.
The value of variable a is assigned to variable b, and the value of variable b is assigned to variable a.
volatile
true
friend
export
What will be the output of the following code?
int main(){int x,y,z;x='1'-'0'; /* line-1 */y='a'-'b'; /* line-2 */z=x+y;printf("%d",z);}
0
Error because of incorrect line-1 only.
Error because of incorrect line-1 and line-2.
Error because of incorrect line-2 only.
Logical Operator
Conditional Operator
typecast
Ternary
What will be the output of the following pseudo code ?
Integer aSet a =4do print a + 2 a = a-1while (a not equals 0)end while
6 6 6 6
6 5 4 3
6 7 8 9
6 8 10 12
They can contain alphanumeric characters as well as special characters
It is not an error to declare a variable to be one of the keywords(like goto, static)
Variable names cannot start with a digit
Variable can be of any length
-3.4e38 to 3.4e38
-32767 to 32768
-32668 to 32667
-32768 to 32767
What will be output if you will compile and execute the following c code?
int main(){ int a=5; float b; printf("%d",sizeof(++a+b)); printf(" %d",a); return 0;}
2 6
4 6
2 5
4 5
4 Bytes
8 Bytes
Depends on the system/compiler
Cannot be determined
What is the output of the following code?
int a = 10, b = 5;printf("%d", a / b);
5
2
0.5
15
int a = 10, b = 20;printf("%d", a + b);
30
1020
10+20
Compiler error
main(){ int a, b; a=b=4; b=a++; printf("%d %d %d %d", a++, --b, ++a, b--);}
5 3 7 3
Syntax error
5 4 5 3
6 2 6 4
link, load, code, compile and execute
code, compile, link, execute and load
code, compile, link, load and execute
compile, code, link, load and execute
-5
1
+5
It is used to define global variables
It is used to define a macro
It is used to include standard or user-defined header files in the program
It is used to include comments in the code
&
&&
||
!
signed short
unsigned short
long
int
2.5
2.000000
2.500000
start()
printf()
main()
getch()
compare two numeric values
combine two numeric values
compare two boolean values
None of the above
To determine which operator evaluated first from left to right.
To determine the level of an operator in a program.
To determine how an expression involving more than one operator is evaluated.
To check the expression is valid or not.
System programming language
General purpose language
Data processing language
no of students
char
7th
myName
Constants
Keywords
Operators
Tokens
world
addition23
test-name
factorial
It returns the size of the variable in bits
It returns the size of the variable in bytes
It returns the size of the variable in kilobytes
It returns the number of elements in an array
print("Hello World");
echo("Hello World");
printf("Hello World");
None of these
Either True or False
is less than or is more than
is equal or less or more
All of the above
*
%
#
AT & Ts Bell Laboratories of USA in 1972
AT & Ts Bell Laboratories of USA in 1970
Sun Microsystems in 1973
Cambridge University in 1972
3
4
float
include
Spaces
Digits
Underscores
Letters
void
endl
switch
LowerCase letters
UpperCase letters
CamelCase letters
8
16
double
When the following piece of code is executed, what happens?
b = 3;a = b++;
a contains 3 and b contains 4
a contains 4 and b contains 4
a contains 4 and b contains 3
a contains 3 and b contains 3
results in a syntax error
output Infomax7
outputs garbage
outputs infomax and terminates abruptly
Algorithm
Flow-Charts
Procedural
Object Oriented
<
=
>=
<=
main function arguments
main arguments
Command-Line arguments
Parameterized arguments
+
++
2 bytes
4 bytes
8 bytes
1 byte
They execute programs faster than compilers
They translate the entire program at once
They translate and execute code line by line
They are not used in modern programming
What will be the output of the following program?
int main() { int x=5; printf(“%d %d %d”,x,x<<2,x>>2); }
1 20 5
5 1 20
5 20 1
20 1 5
array