-
Find the error:
a)there are no errors in the code
b)error in line //1
c)error in line //2
d)error in line //3
e)error in line //4
-
Absolute value of x:
a) exp(x)
b) floor(x)
c) fabs(x)
d) ceil(x)
e) sqrt(x)
-
Format for function definition:
a)
b)
c)
d)
e)
-
Modulus (remainder) operator:
a) #
b) &
c) %
d)[]
e){}
-
Set of integers with identifiers
a) randomize
b) prototype
c) function
d) enumeration
e) returning
-
Lists and tables of values can be stored in __________ or __________.
a) Arrays, Vectors b) Arrays, Pointers c) Vectors, Characters d) Vectors, Pointers e) no right answer
-
The elements of an array are related by the fact that they have the same ________ and ___________.
a) name, type
b) type, character
c) pointer, name
d) character, variable
e) integer, string
-
The number used to refer to a particular element of an array is called its ________.
a) name
b) subscript
c) type
d)string
e) dimension
-
__________ should be used to declare the size of an array, because it makes the program more scalable
-
Const variable
-
Variable
-
#include
-
New variable
-
string
-
Using operator = for:
a) more than
b) less than
c) assignment
d) contrast
e) equality
-
The process of placing the elements of an array in order is called ________ the array
a) ending
b) bubble
c) sorting
d) linear
e) initialized
-
Define a constant variable arraySize initialized to 5.
a) const int arraySize = 5
b) const arraySize = 5
c) int arraySize = 5
d) const int arraySize
e) no right answer
-
Declare an array with arraySize elements of type double, and initialize the elements to 0.
a) double fractions[ arraySize ] = { 0.0 };
b) double [ arraySize ] = { 0.0 };
c) double fractions= { 0.0 };
d) double fractions[ arraySize ];
e) no right answer
-
Choose true statement:
a) Vector can change the length, array can't
b) Array can change the length, vector can't
c) Array has own library
d) Vector doesn't has own library
e) no right answer
-
What will be in output:
a) 0 32
1 27
b) 0 32
1 13
c) 0 32
1 27
2 0
d) 0 32
27 1
e) 32 32
27 27
-
What will be output?
a) Total of array elements:
b) Total of array elements: 849
c) Total of array elements: 87
d) 848
e) Total of array elements: 848
-
Array of characters is __________.
a) String b) vector c) name d) structure e) pointer
-
What kind of library has vector:
a)#include <vector>
b)#include <vector.h>
c)#include <cvector>
d)#include <vstream>
e)#include <cvector.h>
-
What cycles are useful for input-output and processing in arrays:
a)while, do
b)for, while
c)do, for
d)only for
e)all of the above;
-
What does this code output?
a)0 1 4
b)0 0 0 1 4
c)1 0 4 0 0
d)4 0 1 0 0
e)1 0 4;
-
What associativity and type has this symbol “&&”:
a)right to left, logical OR
b)right to left, logical AND
c)left to right, logical OR
d)left to right, logical AND
e)right to left, reference;
-
What is the X?
a)memory unit
b)size of the array
c)address of the array
d)array unit
e)array element;
-
Where is the error?
a)int in the prototype of function(3-line)
b)int in the function(10-line)
c)function must be above of int main()
d)function calls wrong
e)void doesn’t return;
-
Which library should use for “std::setw”?
a) #include <iostream>
b)#include <iostream.h>
c)#include <conio.h>
d)#include <iomanip>
e)#include <fstream>;
-
Which of the following is called the number of elements in a vector:
a)element of the vector
b)item in the vector
c)size of the vector
d)size of the array
e)all of the above;
-
What does this code output?
a)nothing
b)This is not the hello message!
c)Hello world!
d)hello
e)Hello world! This is not the hello message! ;
-
Which of the following is wrong?
a)array and vector haven’t a base type
b)array cannot change the length
c)vector: the same purpose as arrays
d)vector: except can change length while the program is running
e)vector stores a collection of values of its base type;
-
Which of the following is a two-dimensional array?
a)int anarray[2][2];
b)array anarray[2][2];
c)int array[2,2];
d)char array[2];
e)char anarray[2];
-
Which of the following gives the memory address of the first element in array a
a)a[0];
b)&a;
c)a;
d)a[1];
e)&a(1);
-
Which of the following correctly accesses the third element stored in a, an array with 50 elements?
a)a[3];
b)a(3);
c)a;
d)a[2];
e)a(2);
-
What will be output after this code:
a)8 8;
b)8 9;
c)9 9;
d)9 10;
e)8 10;
-
Which of the following is incorrect?
a)cout << b[ 0, 1 ];
b)cout << b[ 0 ][ 1 ];
c)cout << b[ 1 ][ 0 ];
d)cout << b[ 0 ] ;
e)cout << b[ 0 ][ 1 ][ 2 ][ 3 ][ 5 ];
-
Find the correct declared vector.
a)int <vector> v;
b)int <vector> v(10);
c)<vector> int v;
d)vector <int> v;
e)<int> vector v(10);
-
What will be the output?
a)2
b)4
c)nothing
d) 2 and 4
e)0
-
Find the wrong initialize.
a)a[ ]={5,2,8,1,6};
b)a[ 3 ]={4,7,9,4};
c)a[ 5 ]={6,2,8,9,1};
d)a[ 4 ]={1,9,2};
e)a[ 2 ]={1,2};
-
How many bytes one integer occupies in the memory?
a)2 bytes
b)8 bytes
c)4 bytes
d)32 bytes
e)16 bytes
-
The number of elements in a vector is called:
a)size of vector
b)length of vector
c)index
d)numbers of vector
e)value of vector
-
Which of the following false for array?
a)change the length
b)has a base type
c)stores a collection of values of its base type
d)has data type
-
What will be output?
a)2 5 90 3 8
b)2 3 5 3 65 8 4
c)nothing
d)2 8 3 4
e)0
-
The elements of an array are related by the fact that they have the same ____ and_____.
a)length and width
b)name and type
c)value and variable
d)length and value
e)type and variable
-
The number used to refer to a particular element of an array is called its _______.
a)number
b)element
c)value
d)size
e)index