151 Default mechanism of function calling in case of array is _____ and in case of variable is ___.
► Call by value, call by reference
► Call by referene, call by reference
► Call by reference, call by value
► Call by value, call by value
152 What does STL stand for?
► Source template library
► Standard template library
► Stream template library
► Standard temporary library\
153 Skill(s) that is/are needed by programmer’s _______________________.
► Paying attention to detail
► Think about the reusability
► Think about user interface
► All of the given options
154 For which array, the size of the array should be one more than the number of elements in an array?
► int
► double
► float
► char
155 new and delete are _____ whereas malloc and free are _____.
► Functions, operators
► Classes, operators
► Operators, functions
► Operators, classes
156 Friend functions are _____ of a class.
► Member functions
► Public member functions
► Private member functions
► Non-member functions
157 The prototype of friend functions must be written ____ the class and its definition must be written ____
► inside, inside the class
► inside, outside the class
► outside, inside the class
► outside, outside the class
158 If overloaded plus operator is implemented as non-member function then which of the following statement will be true for the statement given below? obj3 = obj1 + obj2 ;
► obj2 will be passed as an argument to + operator whereas obj2 will drive the + operator
► obj1 will drive the + operator whereas obj2 will be passed as an argument to + operator
► Both objects (obj1, obj2) will be passed as arguments to the + operator (not sure)
► Any of the objects (obj1, obj2) can drive the + operator
159 Which one of the following is the declaration of overloaded pre-increment operator implemented as member function?
► Class-name operator +() ;
► Class-name operator +(int) ;
► Class-name operator ++() ;
► Class-name operator ++(int) ;
160 For cin, the source is normally a ________ and destination can be ______.
► File, native data type
► Disk, user-define type
► Keyboard, variable
161 For cin, the source is normally keyboard and the destination can be an ordinary variable
► File, user-define type
162 We can also do conditional compilation with preprocessor directives.
► True
► False
163 The programs, in which we allocate static memory, run essentially on ________
► Heap
► System Cache
► None of the given options
► Stack
164 The default value of a parameter can be provided inside the ________________
► function prototype
► function definition
► both function prototype or function definition
► none of the given options.
165 While calling function, the arguments are assigned to the parameters from _____________.
► left to right.
► right to left
► no specific order is followed
► none of the given options.
166 When an operator function is defined as member function for a binary Plus (+) operator then the number of argument it take is/are.
► Zero
► One
► Two
► N arguments
167 With user-defined data type variables (Objects), self assignment can produce __________.
► Syntax error
► Logical error
► Link error
► Non of the given options (not sure)
168 Assignment operator is used to initialize a newly declared object from existing object.
► True
► False
169 When an object of a class is defined inside an other class then,
► Constructor of enclosing class will be called first
► Constructor of inner object will be called first
► Constructor and Destructor will be called simultaneously
► None of the given options
170 In the member initializer list, the data members are initialized,
► From left to right
► From right to left
► In the order in which they are defined within class
► None of the given options
171 new operator allocates memory from free store and return _____________.
► A pointer
► A reference
► An integer
► A float
172 “new” and “delete” keywords are _____________ in C++ language.
► Built-in- Function
► Operators
► Memory Allocation Function
► None of the given options
173 && is ——————– operator.
► An arithmetic
► Logical
► Relational
► Unary
174 Which of the following function(s) is/are included in ctype.h header file?
► isdigit(int c)
► isxdigit(int c )
► tolower(int c)
► All of the above
175 Disks are _______________ devices having access time of _________ milliseconds.
► Electro-physical, 6
► Electro-Mechanical, 4
► Electro-physical, 5
► Electro-Mechanical, 7
176 All preprocessor directives are started with the symbol______.
► *
30
► ++
► @
► #
177 When we use manipulators in our program then which header file should be included?
► iostream.h
► stdlib.h
► stdio.h
► iomanip.h
178 setprecision is a parameter less manipulator.
► True
► False
179 Which of the following is NOT a preprocessor directive?
► #error
► #define
► #line
► #ndefine
180 We can do arithmetic with references like pointers.
► True
► False
181 What does (*this) represents?
► The current function of the class
► The current pointer of the class
► The current object of the class
► A value of the data member
182 Friend function of a class is ______________ .
► Member function
► Non-member function
► Private function
► Public function
183 A function can declare itself a friend of a class.
► True
► False
184 Overloaded delete operator function takes the same parameter as an argument returned by new operator function.
► True
► False
185 The second parameter of operator functions for << and >> are objects of the class for which we are overloading these operators.
► True
► False
The second parameter to operator << is an object of the class that we are overloading the operator for. Similar is the case for operator >>
186 A template function must have at least ———- generic data type
► Zero
► One
► Two
► Three
187 A template function must have only generic data types.
► True
► False
188 We can not make a member function of a class as template function.
► True
► False
189 Which character is inserted at the end of string to indicate the end of string?
► new line
► tab
► null
► carriage return
190 is used for ___________.
► calculation
► reading
► assigning value to variables
► None of the given options.
191 vuzs The object _______________may be used both for file input and file output
► fstream,
► ifstream,
► ofstream,
► none of the given options.
192 Which of the following function calling mechanism is true for the function prototype given below? float func(float &);
► Call by value
► Call by reference using pointer
► Call by reference using reference variable
► None of the given options
193 The programs, in which we allocate static memory, run essentially on ________
► Heap
► System Cache
► None of the given options
► Stack
194 Overloaded delete operator function takes parameter of void pointer and returns ________.
► void
► void pointer
► pointer to an object
► pointer of type int
195 What should be the return type of the constructor?
► void pointer
► int
► same as object type
► constructors do not return any thing
196 It is a way of reusing the code when we contain objects of our already written classes into a new class,
► True
► False
197 vuzs Templates are not type safe.
► true
► false
198 The functions used for dynamic memory allocation return pointer of type ______
► int
► float
► void
► double
199 There are mainly ——————– types of software
► Two
► Three
► Four
► Five
200 seekg() and write() are functionally _________________ .
► Different
► Identical
► Two names of same function
► None of the above