Which among the following is a unconditional control structure
do-while
if-else
goto
for
Correct Answer :
C. goto
Related Questions
printf() is not a library function.
True
False
void' is a datatype.
True
False
What's wrong? for (int k = 2, k <=12, k++)
the increment should always be ++k
the variable must always be the letter i when using a for loop
there should be a semicolon at the end of the statement
the commas should be semicolons
Which of the following is allowed in a C Arithmetic instruction
[]
{}
()
None of the above
The output of the following code is:
main()
{
void msg()
{
printf("HELLO WORLD");
}
}
{
void msg()
{
printf("HELLO WORLD");
}
}
HELLO WORLD
Error
None of the above
Null
Right shifting an operand 1bit is equivalent to multiplying it by 2.
True
False
The value of an enumerated datatype can be read using scanf() function.
True
False
The main() function can call itself recursively.
True
False
Which of the following is not a standard exception built in C++.
std::bad_creat
std::bad_alloc
std::bad_cast
std::bad_typeid
The output of the following code is:
void main()
{
static int a = 1, b, c;
if (a>=2) b=2; c=3;
printf("%d\t%d", b,c);
}
{
static int a = 1, b, c;
if (a>=2) b=2; c=3;
printf("%d\t%d", b,c);
}
2 3
0 3
0 0
2 0
Which of the following keyword supports dynamic method resolution?
abstract
Virtual
Dynamic
Typeid
Which options shows the correct hierarchy of arithmetic operators
**, * or /, + or -
**, *, /, +, -
**< /< *< +<-
/ or *, - or +
The same variable names of automatic type can be used in different functions without any conflict.
True
False
p++ executes faster than p + 1.
True
False
Bitwise operators can operate upon?
double and chars
floats and doubles
ints and floats
ints and chars
Union is used to hold different data at different time.
True
False
Which one of the following is not a fundamental data type in C++
float
string
int
wchar_t
C is a ___ language
High Level and Procedural
Low Level and OOPS
Middle Level and Procedural
Machine Level and OOPS
emp name' is a valid variable name.
True
False
Each pass through a loop is called a/an
enumeration
iteration
culmination
pass through
The output of the following code is:
void main()
{
int a = 20;
printf("%d\t%d
", ++a, a);
}
{
int a = 20;
printf("%d\t%d
", ++a, a);
}
21 21
20 21
21 20
20 20
C programs are converted into machine language with the help of
An Editor
A compiler
An operating system
None of the above
Which classes allow primitive types to be accessed as objects?
Storage
Virtual
Friend
Wrapper
What does STL stand for?
Simple Template Library
Standard Template Library
Static Type Library
Single Type-based Library
What's wrong? (x = 4 && y = 5) ? (a = 5) ; (b = 6);
the question mark should be an equal sign
the first semicolon should be a colon
there are too many variables in the statement
the conditional operator is only used with apstrings
The output of the following code is:
main()
{
xyz: goto abc;
printf("Hello");
abc: printf("World");
goto xyz;
}
{
xyz: goto abc;
printf("Hello");
abc: printf("World");
goto xyz;
}
Infinite loop
Hello World
World Hello
Compilation error
The output of the following code is:
main()
{
unsigned int a = 10;
while (a>=10)
{
int a; a-- ;
}
printf("%i", a);
}
{
unsigned int a = 10;
while (a>=10)
{
int a; a-- ;
}
printf("%i", a);
}
Infinite loop
9
0
None
A recursive function calls itself again and again.
True
False
the value *(&i) is same as printing the value of address of i.
True
False
Which among the following is a unconditional control structure
do-while
if-else
goto
for