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

1 / 50

When exceptions are used?

Exceptions are used when postconditions of a function cannot be satisfied

Exceptions are used when preconditions of a function cannot be satisfied

Exceptions are used when postconditions of a function can be satisfied

To preserve the program

2 / 50

Which is used to throw a exception?

catch

throw

try

handler

3 / 50

How the template class is different from the normal class?

Template class generate objects of classes based on the template type

Template class saves system memory

All of the mentioned

Template class helps in making genetic classes

4 / 50

Which is dependant on template parameter?

abstract class

method

base class

static class

5 / 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 be used to evaluate a type

It can of no return type

6 / 50

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

7 / 50

How many Container Adaptors are provided by C++?

8 / 50

How many components STL has?

9 / 50

How many template parameters are allowed in template classes?

one or more

10 / 50

What is another name of full specialization?

function overloading template

implicit specialization

explicit specialization

overloading template

11 / 50

Where exception are handled?

main program

inside the program

outside the regular code

both inside or outside

12 / 50

What is the validity of template parameters?

whole program

inside the class

inside that block only

inside the main class

13 / 50

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

14 / 50

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

method

constructor

destructor

class

15 / 50

What is meant by template specialization?

It will make certain data types to be dynamic

It will make all data types to be dynamic

Certain data types are invalid

It will have certain data types to be fixed

16 / 50

Which header file is used for Iterators?

<iter>

17 / 50

What are the containers?

Containers contain overloaded functions

Containers stores all the algorithms

Containers store objects and data

Containers contain set of Iterators

18 / 50

Which is used to check the error in the block?

catch

handler

throw

try

19 / 50

What is the use of the ?finally? keyword?

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

It used to execute at the starting of the program

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

20 / 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)

21 / 50

Which of the following is used for generic programming?

Virtual functions

Templates

Abstract Classes

Modules

22 / 50

Which of the following is correct about templates?

Helps in generic programming

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

All of the mentioned

It is a type of compile time polymorphism

23 / 50

How many parameters does the throw expression can have?

24 / 50

In how many categories, containers are divided?

25 / 50

Why we use :: template-template parameter?

both binding & rebinding

reusing

rebinding

binding

26 / 50

Pick out the correct answer.

Exception are suitable for critical points in code

Exceptions are used when postconditions of a function cannot be satisfied

Throw block should be placed after try block

Exceptions are not suitable for critical points in code

27 / 50

What are the Sequence Containers?

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

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 data structures which can be accessed non-sequentially

28 / 50

Which is similar to template specialization?

function template overloading

overloading

template

function overloading

29 / 50

Which of the things does not require instantiation?

non virtual member function

functions

all of the mentioned

member class

30 / 50

Which value is placed in the base class?

null value

both default type & derived values

default type values

derived values

31 / 50

How many Sequence Containers are provided by C++?

32 / 50

Which parameter is legal for non-type template?

object

class

baseclass

pointer to member

33 / 50

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

no memory needed

34 / 50

What is the Standard Template Library?

Set of Template data structures only

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

Set of C++ classes

Set of Template functions used for easy data structures implementation

35 / 50

Which exception is thrown by dynamic_cast?

bad_typeid

bad_exception

bad_alloc

bad_cast

36 / 50

Which block should be placed after try block?

catch

throw

either catch or throw

handler

37 / 50

Which keyword is used to handle the expection?

handler

throw

try

catch

38 / 50

What should present when throwing a object?

destructor

copy-constructor

copy-destructor

constructor

39 / 50

How do define the user-defined exceptions?

inheriting and overriding exception class functionality

delting and adding class member

inheriting class functionality

overriding class functionality

40 / 50

Which keyword can be used in template?

class

both class & typename

function

typename

41 / 50

Pick the correct statement.

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

Components of STL are parameterized

All of the mentioned

STL is a generalized library

42 / 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 functions

Iterators are used to iterate over C-like arrays

43 / 50

How to handle the exception in constructor?

We have to throw an exception

We have to return the exception

We have to catch an exception

We have to throw an exception & return the exception

44 / 50

How many runtime error messages associated with exception?

infinite

45 / 50

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

46 / 50

1. What are Container Adaptors?

Containers that provide a different interface for sequential containers

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

Containers that implements data structures which can be accessed sequentially

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

47 / 50

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

48 / 50

How many Associative Containers are provided by C++?

49 / 50

What are the Associative Containers?

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

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 data structures which can be accessed non-sequentially

50 / 50

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

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