586 Answered Questions for the topic C++
C++ Logic
03/19/19
C++ interview preparation?
I have a Phone interview coming up next with with a company which works in financial software industry. The interview is mainly going to be in C++ and problem solving and logic. Please tell me the...
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C++
03/19/19
What is runtime polymorphism in C++?
C++
03/18/19
Single quotes vs. double quotes in C or C++?
When should I use single quotes and double quotes in C or C++ programming?
03/18/19
What happens when you logical not a float?
I assume this just returns an int. Is there anything else going on I should be aware of? C/C++ differences?
float a = 2.5;
!a; // What does this return? Int? Float?
What is Linux’s native GUI API?
I hope this doesn’t come across as a stupid question but it’s always something I have wondered. Both Windows (Win32 API) and OS X (Cocoa) have their own APIs to handle windows, events and other OS...
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C++
03/18/19
Why use pointers?
I know this is a really basic question, but I've just started with some basic C++ programming after coding a few projects with high-level languages. Basically I have three questions: 1. Why use...
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C++
02/14/19
Problem solving process
Draw a Problem Analysis Chart (PAC), Interactivity chart ,IPO chart, Algorithmand flowchart for the following problems1. A painter wants to know the amount of paint needed to paint only the walls...
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C++ Programming
02/01/19
C++ changing the char of Vector <string>
void encodeUpper (vector <string> &book, int &cipher){
string word;
char asciiNum;
for(int i=0;i<book.size();i++){
if...
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C++
10/23/18
what is the code?
A bus line has busses with 30 gallon tanks. that it uses to travel to different cities. The company needs you to write a c++ program that will allow the clerk to input the roundtrip mileage to and...
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10/08/18
tricky c++ if else question
Why will it print the bold statements? what about Hi-5 "
#include <iostream>using namespace std;int main (){ if ((4 < 2 ) && (3 == 3)) cout << "Hi-2 "; else if (3==3) cout...
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10/08/18
if else confusing problem?
In this program no matter how many times i run it it wont print out the statement in bold.
shouldnt it print evert statement after else?
it will only print "HI-6"
#include...
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07/31/18
Write a C++ if statement
Write a C++ if statement that displays the message “The score is invalid.” if the variable score is outside the range 0 through 100.*Assume the variable score has already been declared and...
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C++ Psuedo Code
07/31/18
Convert the following C++ code statements to the equivalent C++ for loop code statements
14. Convert the following C++ code statements to the equivalent C++ for loop code statements:int count = 10;while (count <= 100){cout << "The count is " << count << endl;count++;}
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C++
06/10/18
C++ rearranging
Fill in the blanks to declare a class "test" with a "foo()" public member function. Declare a pointer "myPtr" to "test" and call "foo()" via the pointer.class test{_____ :void foo() { }};_____...
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C++
06/10/18
C++ rearranging
Rearrange the code to declare a file object and an associated file ''myfile.txt''. Write ''I can work with files'' to the file if the file is open. Otherwise, print ''Something went wrong'' to the...
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C++ Programming
04/15/18
C++ programming
How to write a C++ program that requests an integer value from the user. If the value is between 1 and 100 inclusive, print “OK;” otherwise, print “Out of range.”
02/21/18
If you declare an integer pointer as int *pt; and you declare an integer variable as int num; , then which of the following is legal?
A. num = &pt; B. pt = # C. *num = *pt; D. &num = pt;
Please do not mention C.
C++
02/20/18
If you declare an integer pointer as int *pt; and you declare an integer variable as int num; , then which of the following is legal?
A. num = &pt; B. pt = # C. *num = *pt; D. &num = pt;
C++
02/20/18
If you want to store an integer array named list at memory location 2000, you make the statement _____.
A. int list[] = 2000; B. &list[] = 2000; C. 2000 = &int list[0]; D. You cannot locate an array at a specific address like 2000.
C++
02/07/18
A Dual Letter String is a string containing only As and/or Bs. A Magical Dual Letter String of parameter length N and X is a Dual Letter String of length N but
code related
provide answer in 12 to 15 min
09/06/17
Char tic tac toe
char tic_tac_toe(char board[][3]): Given the configuration of atic-tac-toe board, return the winner (‘x’ if ‘x’ wins, ‘o’ if ‘o’ wins, and ‘d’ if it’s a draw ).
09/06/17
Size of array
void copy(int a[], int b[], int n): Make a copy of a givenarray a of size n into b. Assume that the size of array b is the same as a and the memory for array b has been allocated.
09/06/17
arrays question
int sorted(int a[], int n): Test if a given array a of size n is sortedin ascending order.
C++
09/06/17
Array question
int sum(int a[], int n): Return the sum of the elements in a given array a of size n.
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