Synergy C ++ Programming Basics Test Answers

Synergy Fundamentals of C ++ Programming (test with answers to 81 questions) 2021-2022. (97 out of 100 points)

In C ++, the bool data type is ...
floating point type, increased precision
an integer type, usually containing members of the ASCII encoding
an integer type that can have one of two values: true or false
smallest floating point type

The #include directive includes the contents of the specified file into the program, the name of which can be specified in two ways, in particular: ...
#include //my_file.h///
# include # my_file.h
#include
#include "my_file.h"

To use the method of passing input data, which are complex structured variables, in the list of formal parameters, before the constant parameter, a prefix is ​​put ...
//
#
const
&

In C ++, the compiler can work with variables of different types, i.e. if you assign an integer variable the value of a real variable, then only the integer part will be assigned and ...
there will be an implicit data type conversion
an explicit data type conversion will occur
there will be an explicit or implicit data type conversion
no data type conversion will occur

In C ++ language ...
index counting always starts at 0
index counting always starts at 1
counting can start from any number after 1
you can set the range of change of indices in any range (even negative)
counting can start from either 0 or 1

In the C ++ language, it is recommended to initially use when writing programs
...
only lowercase letters
only uppercase letters
lowercase and uppercase letters
numbers and letters (lowercase and uppercase)


The output parameters are ...
the current data for the function
function result
input data for the function
a set of data, in the processing of which the purpose of the algorithm lies
parameters passed by reference without the right to change them

Data type range fl oat ̶…
1 byte
2 bytes
4 bytes
8 baht

In C ++, each index is written in ...
own square brackets [...]
own parentheses (...)
common curly braces {…}
own parentheses |… |

Preprocessor directives start with ..., which must be the very first character of the line
Ampersand (&)
"Right slash" ("/")
Sharp (#)
Plus (+)

To access the components of a file ...
index used
a pointer is used
both index and pointer can be used

To process the elements of a two-dimensional array, on the lines of which some conditions are imposed, it is required when viewing this array inside the loops to set a condition on ...
element
element or line index (depending on the condition of the problem)
row or column index (depending on the condition of the problem)

If the elements of multidimensional arrays are accessed using indexed variables a [1] [1], then access to the same element using pointers will be ...
* (* (a + 1) +1)
a [1,1]
a | 1 || 1 |
* (a + 1) +1
a [1 :: 1]

Speaking about one-dimensional arrays, it can be argued that ...
an array is a variable of complex structure and therefore cannot be processed entirely
the array can be processed entirely
all actions with arrays should be carried out element by element, i.e. addressing directly to each of its cells

If you make a single cyclic shift of the array elements to the right, then ...
will move the content of the last cell to the first
will move the contents of the first cell to the last
an additional cell will be created

If the file associated with the stream, which is opened in the w + open mode, already exists, then ...
all information from it is erased
an error is issued during program execution
information from it is not erased, you can write to the end of the file

If the elements of a one-dimensional array are a simple numeric data type, then such arrays are called ...

... there is a process of recording the values ​​of variables at each step of the program

Identifiers described in a function are local to it if ...
working with them is possible only inside this function an