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Quark Interview Questions

class X { public: int x; static void f(int z); }; void X::f(int y) {x=y;} What is the error in the sample code above? a) The class X does not have any protected members. b) The static member function f() accesses the non-static z. c) The static member function f() accesses the non-static x. d) The member function f() must return a value. e) The class X does not have any private members.

8959

template class Obj { T my_t; X my_x; public: Obj(T t, X x) : my_t(t), my_x(x) { } }; Referring to the sample code above, which one of the following is a valid conversion operator for the type T? a) T operator T () { return my_t; } b) T operator(T) const { return my_t; } c) operator(T) { return my_t; } d) T operator T (const Obj &obj) { return obj.my_t; } e) operator T () const { return my_t; }

5176

catch(exception &e) { . . . } Referring to the sample code above, which one of the following lines of code produces a written description of the type of exception that "e" refers to? a) cout << e.type(); b) cout << e.name(); c) cout << typeid(e).name(); d) cout << e.what(); e) cout << e;

5531

int f() { int I = 12; int &r = I; r += r / 4; int *p = &r; *p += r; return I; } Referring to the sample code above, what is the return value of the function "f()"? a) 12 b) 15 c) 24 d) 17 e) 30

8572

Why its better to use files than a DBMS when there are multiple users to access the data

447

when do we use roller bearing, deep groove ball bearing, angular bearing, sealed bearing, semi sealed bearing, unsealed bearing, anti friction bearing, journal bearing, thrust bearing

1414

Differentiate between consignor and consignee?

418

Why is library() function used in r?

37

Why do you shop online/ or otherwise?

442

How do temporal tables work?

304

Which material grade is better for low temperature application upto -20 deg C either IS 2062 GR B OR IS 2062 GR C ?

1453

How do I undeclare an xml namespace prefix?

298

Does mysql_real_escape_string prevent sql injection?

305

What is function and method in c#?

311

What is benefit of xodata compared to xsjs? : hana xsjs

32

when affected the system from virus , which paths will be it stored in system ?

1228

Hi, How to reverse the refurbishment order process incase the user 1)dont want to get the goods back and 2)without incurring the cost?

2412

What is a singleton pattern?

245

Explain by-group processing?

348