Derived Classes, Templates & Exception Handling in C++ Quiz 2

1 / 50

Which header file is used for Iterators?

<iter>

2 / 50

What are the containers?

Containers stores all the algorithms

Containers contain overloaded functions

Containers store objects and data

Containers contain set of Iterators

3 / 50

How many kinds of parameters are there in C++?

4 / 50

Which parameter is legal for non-type template?

baseclass

pointer to member

class

object

5 / 50

What should present when throwing a object?

copy-destructor

destructor

constructor

copy-constructor

6 / 50

Which is similar to template specialization?

overloading

function template overloading

template

function overloading

7 / 50

Pick out the correct answer.

Exceptions are used when postconditions of a function cannot be satisfied

Exceptions are not suitable for critical points in code

Throw block should be placed after try block

Exception are suitable for critical points in code

8 / 50

Which block should be placed after try block?

catch

handler

throw

either catch or throw

9 / 50

What are Iterators?

Iterators are used to point memory addresses of STL containers

Iterators are used to iterate over pointers

Iterators are used to iterate over C-like arrays

Iterators are used to iterate over functions

10 / 50

Which of the following is correct about templates?

All of the mentioned

Helps in generic programming

It is a type of compile time polymorphism

It allows the programmer to write one code for all data types

11 / 50

Which value is placed in the base class?

null value

both default type & derived values

default type values

derived values

12 / 50

Where exception are handled?

both inside or outside

inside the program

main program

outside the regular code

13 / 50

What are the Sequence Containers?

Containers that implements data structures which can be accessed sequentially

Containers that implements data structures which can be accessed non-sequentially

Containers that implements sorted data structures for fast search in O(logn)

Containers that implements unsorted(hashed) data structures for quick search in O(1)

14 / 50

How many types of Iterators are provided by C++?

15 / 50

What is meant by the template parameter?

It can be used to pass a type as an argument

It can be used to delete a type

It can of no return type

It can be used to evaluate a type

16 / 50

How many parameters does the throw expression can have?

17 / 50

Which is used to throw a exception?

handler

throw

catch

try

18 / 50

What are the Associative Containers?

Containers that implements data structures which can be accessed non-sequentially

Containers that implements sorted data structures for fast search in O(logn)

Containers that implements data structures which can be accessed sequentially

Containers that implements unsorted(hashed) data structures for quick search in O(1)

19 / 50

Which is used to check the error in the block?

handler

try

throw

catch

20 / 50

What is the use of the ?finally? keyword?

It will be executed at the end of the program even if the exception arised

It will be executed at the middle of the program even if the exception arised

It used to execute at the starting of the program

It will be executed at the starting of the program even if the exception arised

21 / 50

Which of the following is used for generic programming?

Abstract Classes

Templates

Virtual functions

Modules

22 / 50

What is meant by template specialization?

It will make certain data types to be dynamic

Certain data types are invalid

It will make all data types to be dynamic

It will have certain data types to be fixed

23 / 50

Which keyword can be used in template?

class

function

both class & typename

typename

24 / 50

In how many categories, containers are divided?

25 / 50

How many runtime error messages associated with exception?

infinite

26 / 50

What is the Standard Template Library?

Set of C++ classes

Set of Template data structures only

Set of Template functions used for easy data structures implementation

Set of C++ template classes to provide common programming data structures and functions

27 / 50

What are Unordered Associative Containers?

Containers that implements unsorted(hashed) data structures for quick search in O(1)

Containers that implements data structures which can be accessed non-sequentially

Containers that implements data structures which can be accessed sequentially

Containers that implements sorted data structures for fast search in O(logn)

28 / 50

Which is called on allocating the memory for the array of objects?

method

constructor

class

destructor

29 / 50

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

30 / 50

How many template parameters are allowed in template classes?

one or more

31 / 50

What is another name of full specialization?

overloading template

function overloading template

explicit specialization

implicit specialization

32 / 50

Pick the correct statement.

All of the mentioned

STL uses the concept of templates classes and functions to achieve generalized implementation

Components of STL are parameterized

STL is a generalized library

33 / 50

What is the validity of template parameters?

whole program

inside the main class

inside that block only

inside the class

34 / 50

Which keyword is used to handle the expection?

catch

handler

throw

try

35 / 50

Which of the things does not require instantiation?

functions

non virtual member function

member class

all of the mentioned

36 / 50

How the template class is different from the normal class?

Template class saves system memory

Template class generate objects of classes based on the template type

All of the mentioned

Template class helps in making genetic classes

37 / 50

Which exception is thrown by dynamic_cast?

bad_alloc

bad_cast

bad_typeid

bad_exception

38 / 50

How to handle the exception in constructor?

We have to throw an exception & return the exception

We have to return the exception

We have to throw an exception

We have to catch an exception

39 / 50

1. What are Container Adaptors?

Containers that implements data structures which can be accessed sequentially

Containers that implements sorted data structures for fast search in O(logn)

Containers that implements unsorted(hashed) data structures for quick search in O(1)

Containers that provide a different interface for sequential containers

40 / 50

When exceptions are used?

Exceptions are used when postconditions of a function can be satisfied

Exceptions are used when postconditions of a function cannot be satisfied

To preserve the program

Exceptions are used when preconditions of a function cannot be satisfied

41 / 50

How many Sequence Containers are provided by C++?

42 / 50

How many components STL has?

43 / 50

How many bits of memory needed for internal representation of class?

no memory needed

44 / 50

How many kinds of entities are directly parameterized in c++?

45 / 50

How do define the user-defined exceptions?

overriding class functionality

inheriting and overriding exception class functionality

inheriting class functionality

delting and adding class member

46 / 50

How many Container Adaptors are provided by C++?

47 / 50

How many Associative Containers are provided by C++?

48 / 50

Which is dependant on template parameter?

static class

abstract class

method

base class

49 / 50

Why we use :: template-template parameter?

reusing

both binding & rebinding

binding

rebinding

50 / 50

How many types of exception handling are there in c++?

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