What is the above sample code an example of?

.NET C C++ CSS DBA General HTML Java JavaScript JSP JUnit MySQL Networking Oracle Perl Perl PHP PL/SQL RSS Software QA SQL Server Struts Unix Windows XHTML XML

Home Hot About Collections Index RSS Atom Ask

Tester Developer DBA Windows JAR DLL Files Certificates RegEx Links Q&A Biotech Phones Travel FAQ Forum

Home > C++

class Foo;

What is the above sample code an example of?
1) A class constructor
2) A class object instantiation
3) A class definition
4) A class declaration
5) A syntax error

✍: Guest

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

2012-04-25, 2593👍, 0💬

Referring to the sample code above, which one of the numbered lines of code is legal C++?
class Foo { int i; public: Foo(int x) : i(x) { } }; 1: Foo *f = new Foo; 2: Foo &f = new Foo(1); 3: int i = Foo::i; 4: Foo *af = new Foo[10]; 5: const Foo &af = Foo(1); Referring to the sample code above, which one of the numbered lines of code is legal C++? 1) Line 1 2) Line 2 3) Line 3 4) ... 2012-04-27, 4543👍, 0💬

Your manager has asked you to integrate an existing project
Scenario:- Your manager has asked you to integrate an existing project with an external timer. Her requirements include adding a global variable whose contents can be only read by the software but whose value will be continuously updated by the hardware clock. Referring to the above scenario, which ... 2012-04-26, 3230👍, 0💬

Giving the following class definitions, how many subobjects of class V in class X?
Giving the following class definitions, how many subobjects of class V in class X? class V { /* ... */ }; class B1 : virtual public V { /* ... */ }; class B2 : virtual public V { /* ... */ }; class B3 : public V { /* ... */ }; class X : public B1, public B2, public B3 { /* ... */}; 2012-04-27, 3181👍, 0💬

Which type conditional expression is used when a developer wants to execute a statement only once when a given condition is
Which type conditional expression is used when a developer wants to execute a statement only once when a given condition is met? 1) switch-case 2) for 3) if 4) do-while 5) while 2012-04-24, 3047👍, 0💬

Referring to the sample code above, what is the displayed , output if the input string given were: "5 10 Sample Word 15 20"?
int I, j; string s; cin >> I >> j >> s >> s >> I; cout << I << " " << j << " "<< s << " "<< I; Referring to the sample code above, w... 2012-04-23, 2929👍, 0💬

If this is a complete translation unit, what can be said about the variable "MaxEntries"?
const int MaxEntries = 10; extern int entries[MaxEntries]; If this is a complete translation unit, what can be said about the variable "MaxEntries"? 1) It can only be used within the translation unit shown in the sample. 2) It cannot be used as a case value in a switch statement. 3) It becomes acces... 2012-04-24, 2714👍, 0💬

What is the value of "count" immediately before the return statement above is executed?
int count=0; class obj { public: obj(){ count++; } ~obj() { count--; } }; main() { obj A,B,C,D ; return 0 ; } What is the value of "count" immediately before the return statement above is executed? 1) 0 2) 1 3) 2 4) 3 5) 4 2012-04-25, 2711👍, 0💬

Referring to the sample code above, on which one of the following lines does an initializer list occur?
1: class Foo { 2: int size; string name; double value; 3: 4: public: 5: Foo() : size(0), name("unknown"), value(0.0) { 6: } 7: Foo(int s) { 8: size = s; name = "unknown"; value = 0.0; 9: } 10: Foo(int s = 0, string n = "unknown", double v=0) { 11: size = s; name = n; value = v; 12: } 13: }; Referrin... 2012-04-26, 2674👍, 0💬

Referring to the sample code above, what is the type of T2 in the object ::f?
template<class T = int> class Foo { public: template<class T2 = T> class InnerFoo { T2 t2; }; static InnerFoo<long> *f; }; Foo<double> f; Referring to the sample code above, what is the type of T2 in the object ::f? 1) double 2) t2 3) char 4) i... 2012-04-20, 2647👍, 0💬

.NET C C++ CSS DBA General HTML Java JavaScript JSP JUnit MySQL Networking Oracle Perl Perl PHP PL/SQL RSS Software QA SQL Server Struts Unix Windows XHTML XML

Home Hot About Collections Index RSS Atom Ask

Tester Developer DBA Windows JAR DLL Files Certificates RegEx Links Q&A Biotech Phones Travel FAQ Forum

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.