NCO- Cyber Olympiad (SOF) Class 12: Questions 504 - 506 of 520

Access detailed explanations (illustrated with images and videos) to 520 questions. Access all new questions- tracking exam pattern and syllabus. View the complete topic-wise distribution of questions. Unlimited Access, Unlimited Time, on Unlimited Devices!

View Sample Explanation or View Features.

Rs. 350.00 -OR-

How to register? Already Subscribed?

Question 504

Appeared in Year: 2014

Question

MCQ▾

Read the C ++ code carefully and identify the header files needed to execute it and what would be the output after including the desired header file, if user enters the value 4 and 5 respectively for x and y? (SET-B)

  1. #include<iostream.h>
  2. classABC
  3. {
  4.     intx, y;
  5.     public:
  6.     voidmyfun()
  7.     {
  8.         cinxy;
  9.     }
  10.     voiddisp()
  11.     {
  12.         cout≪“x:”≪x;
  13.         coutsetw(4)≪“y:”≪y;
  14.     }
  15. };
  16. voidmain()
  17. {
  18.     ABCA;
  19.     A.myfun();
  20.     A.disp();
  21. }

Choices

Choice (4)Response

a.

< iomanip. h > , x: 4, y: 5

b.

< math. h > , x: 4 y: 5

c.

< math. h > , x: 4, y: 5

d.

< iomanip. h > , x: 4 y: 5

Question 505

Question

MCQ▾

Which of the following options helps you to keep a portion of the sheet visible while the rest of the sheet scrolls in MS-Excel 2010?

Choices

Choice (4)Response

a.

Icon Shows You to Keep a Portion of the Sheet Visible -Choice A

b.

Icon Shows You to Keep a Portion of the Sheet Visible -Choice B

c.

Icon Shows You to Keep a Portion of the Sheet Visible -Choice C

d.

Icon Shows You to Keep a Portion of the Sheet Visible -Choice D

Question 506

Appeared in Year: 2014

Question

MCQ▾

In DBMS, a ________ is a column in a table where that column is a primary key of another table. (SET-A)

Choices

Choice (4)Response

a.

Element key

b.

Single key

c.

Foreign key

d.

Candidate key