Functions, Namespaces & Exceptions in C++ Quiz 2

1 / 36

What will happen when the exception is not caught in the program?

error

program will execute

program will execute & displays wrong output

block of that code will not execute

2 / 36

which of the following is used to implement the c++ interfaces?

constant variables

default variables

abstract classes

absolute variables

3 / 36

What is similar to the interface in c++?

pure abstract class

instance of a class

methods

methods & instance of a class

4 / 36

How many types of macros are there in c++?

5 / 36

What is the general syntax for accessing the namespace variable?

namespace#operator

namespace,operator

namespace$operator

namespace::operator

6 / 36

What does the client module import?

macro

records

interface

instance

7 / 36

Which operator is used to signify the namespace?

bitwise operator

scope operator

conditional operator

ternary operator

8 / 36

What will we not do with function pointers?

finds memory status

deallocation of memory

allocation of memory

both allocation & deallocation of memory

9 / 36

If we start our function call with default arguments means, what will be proceeding arguments?

user argument

default arguments

empty arguments

user & empty arguments

10 / 36

To where does the program control transfers when the exception is arisen?

catch

handlers

throw

try

11 / 36

which of the following can be passed in function pointers?

variables

data types

objects

functions

12 / 36

Identify the correct statement.

Namespace is used to mark the beginning & end of the program

Namespace is used to group class, objects and functions

A namespace is used to separate the class, objects

Namespace is used to mark the beginning of the program

13 / 36

What is the mandatory part to present in function pointers?

data types

return values

14 / 36

Pick the incorrect statement for namespaces in C++.

Namespace definitions can be nested

Namespace declarations are always global scope

Namespace has access specifiers like private or public

Keyword namespace is used at the starting of a namespace definition

15 / 36

What is the mandatory preprocessor directive for c++?

#define <iostream>

#macro <iostream>

#undef <iostream>

#include <iostream>

16 / 36

Which header file is used to pass unknown number of arguments to function?

stdlib.h

string.h

stdio.h

stdarg.h

17 / 36

What is the correct syntax of defining a namespace?

typedef namespace name{} NAME

namespace name{};

Namespace name{};

namespace name{}

18 / 36

How many types do functions fall depends on modularization?

19 / 36

What is the use of Namespace?

To encapsulate the data

Encapsulate the data & structure a program into logical units

To structure a program into logical units

It is used to mark the beginning of the program

20 / 36

To which does the function pointer point to?

constants

function

absolute variables

variable

21 / 36

How can you access the arguments that are manipulated in the function?

va_list

vg_list

arg_list

both va_list & arg_list

22 / 36

Which of the following implements the module in the program?

macro & header files

interfaces

macro

header files

23 / 36

Which keyword is used to access the variable in the namespace?

const

using

dynamic

static

24 / 36

Identify the correct statement.

c++ does not have built-in interfaces

c++ have no concept of interfaces

c++ does have built-in interfaces

c++ does have built-in interfaces & classes

25 / 36

How many types of modularization are there in c++?

26 / 36

What is the maximum number of arguments or parameters that can be present in one function call?

256

255

27 / 36

What is the default return type of a function?

float

void

char

int

28 / 36

What we can?t place followed by the non-default arguments?

trailing arguments

both trailing & default arguments

leading arguments

default arguments

29 / 36

What will initialize the list of arguments in stdarg.h header file?

vg_arg

va_start

va_list

va_arg

30 / 36

Which keyword is used to check exception in the block of code?

try

catch

throw

handlers

31 / 36

What is the other name of the macro?

link directive

executed directive

scripted directive

executed & link directive

32 / 36

What is the default calling convention for a compiler in c++?

__pascal

__cdecl

__stdcall

__fastcall

33 / 36

Which symbol is used to declare the preprocessor directives?

34 / 36

which keyword is used to define the macros in c++?

#macro

macro

#define

define

35 / 36

What will happen when the handler is not found for an exception?

calls the standard library function terminate()

raise an error

raise an error and executes the remaining block

executes the remaining block

36 / 36

Which operator is used for accessing a member of namespace?

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