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Character strings test

1. What is a string?
A sequence of characters stored in a variable
An integer variable
A data structure that stores numbers
A type of algorithm

2.What is the function used to get the length of a string in C++?
length()
size()
strlen()
len()

3. How to compare two strings in C++?
Comparing their lengths
Using the ==
operator Using strcmp() function
Using the strcomp() function

4.What function is used to copy one string to another in C++?
strcpy()
strncpy()
strcopy()
strcp()

5. How to allocate memory for a string in C++?

char s[10];
string s;
char s* = new char[10];
s = "text";

6.What is the termination value of a string in C++?
'\n'
'\0'
'\t'
' '

7. What function is used to concatenate two strings in C++?

strcat()
strappend()
stradd()
strconcat()

8. How to convert a string to an integer in C++?
atoi()
stoi()
stringToInt()
strtoint()

9. What is a string constant?
An immutable string after initialization
A string that can be changed at any time
A string without a terminator
A fixed-length string

10. How do you define a string constant in C++?
const char* s = "text";
char* const s = "text";
const string s = "text";
string const s = "text";

Bibliography

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