What’s potentially wrong with the following code?

Q

What’s potentially wrong with the following code? long value; //some stuff value &= 0xFFFF; Note: Hint to the candidate about the base platform they’re developing for. If the person still doesn’t find anything wrong with the code, they are not experienced with C++.

✍: Guest

A

(This question has not been answered yet. If you know the answer, please share it in a comment below.)

2012-05-11, 3944👍, 0💬

What does the following code do and why would anyone write something like that?
What does the following code do and why would anyone write something like that? void send (int *to, int * from, int count) { int n = (count + 7) / 8; switch ( count % 8) { case 0: do { *to++ = *from++; case 7: *to++ = *from++; case 6: *to++ = *from++; case 5: *to++ = *from++; case 4: *to++ = *from++... 2012-05-11, 4241👍, 0💬

In the H file you see the following declaration
In the H file you see the following declaration: class Foo { void Bar( void ) const ; }; Tell me all you know about the Bar() function. 2012-05-14, 4033👍, 0💬

What’s potentially wrong with the following code?
What’s potentially wrong with the following code? long value; //some stuff value &= 0xFFFF; Note: Hint to the candidate about the base platform they’re developing for. If the person still doesn’t find anything wrong with the code, they are not experienced with C++. 2012-05-11, 3945👍, 0💬

Should BasketOfApples derive from BasketOfFruit? Why or why not?
Given the following classes class Fruit { // … } class Apple : public Fruit { // … } class Peach : public Fruit { // … } // Container of fruit class BasketOfFruit { BasketOfFruit() ; void insert( Fruit & f ) ; // … } // Container of apples class BasketOfApples /* ??? */ { // … } Should BasketO... 2012-05-14, 3818👍, 0💬

Anything wrong with this code?
Anything wrong with this code? T *p = 0; delete p; Note: Typical wrong answer: Yes, the program will crash in an attempt to delete a null pointer. The candidate does not understand pointers. A very smart candidate will ask whether delete is overloaded for the class T. 2012-05-10, 3716👍, 0💬

Anything wrong with this code?
Anything wrong with this code? T *p = new T[10]; delete p; Note: Incorrect replies: “No, everything is correct”, “Only the first element of the array will be deleted”, “The entire array will be deleted, but only the first element destructor will be called”. 2012-05-09, 3700👍, 0💬

What problems might the following macro bring to the application?
What problems might the following macro bring to the application? #define sq(x) x*x 2012-05-08, 3699👍, 0💬

Consider the following struct declarations:
Consider the following struct declarations: struct A { A(){ cout << "A"; } }; struct B { B(){ cout << "B"; } }; struct C { C(){ cout << "C"; } }; struct D { D(){ cout << "D"; } }; struct E : D { E(){ cout << "E"; } }; struct F : A... 2012-05-09, 3697👍, 0💬

What' is Java?
What's Java? Java is an object-oriented programming language developed initially by James Gosling and colleagues at Sun Microsystems. The language, initially called Oak (named after the oak trees outside Gosling's office), was intended to replace C++, although the feature set better resembles that o... 2012-05-15, 3267👍, 0💬

All rights in the contents of this web site are reserved by the individual author. fyicenter.com does not guarantee the truthfulness, accuracy, or reliability of any contents.