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Elico Questions
*16 ppl can do a work in 3 hrs?, how much time vil 5 ppl take?
* 185 miles. travelled in bus for 2 hrs a dist of 85. in how much time, he need to travel the ramaining 100 miles, if he need to get an average of 50 miles per hr.
*efface=? : similer word
* a 6 mtrs wide road is laid around a garden. rad area is 564sq mtsr. if the length of the garden is 20 mtrs?, wat is the width of it.
*Woman said pointing to a guy " his mother is the only daughter of my mother"
* a 2 digit no, the diff of its digits is one twelth of it. Find sum of the 2 digits
-data insufficient
-6
-8
-10
-none
Cpp
* #include
main()
{
int x=20, t;
&t=x;
x=50;
cout<
}
o/p?
50 20
t
-----
*include
int sum(int a, int b=5, int c=10);
main()
{
cout<
}
int sum(int a, int b, int c)
{ return a+b+c;}
ans?
20 25 25
------
* #include
main()
{
int x=20, &t;
&t=x;
int &tt;
cout<
}
o/p?
compile time error, as all references must b initialisded.
------
what vil deleter operator vill do?
- invoke delete operator, n then destructor
- search if any destructor, n then invoke delete operasor
.....
-------
What vil new operator vil do?
-invoke comnstructor, then new operator, then do typecasting
-invoke new operator and then constructor
-invoke constructor n do typecast
....
------
which is violating data encapsulation?
-friend
-public
-private
-protected
-virtual
-------
Friend fns are useful but r controversy bcoz,
-they violate data encapsulation
-they access private fdata of a class
-both
-none of the above
-------
which of the following is true?
//there are 4/5 q,s in these format.
-a const member can,t b changed
...........
-------
which of the following is false? in case of destructors, constructors
............
-------
what key word is used to off overload.
- extern "C"
-register "C"
-static "C"
-off "C"
------
A,B,C,D,E,F are 6 members, facing the center of a circle.
A is btn B , E
C btn D, f
E is immediate right to D
q,s on it
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