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

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Question number: 504

» Computer » Programming in C++

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Appeared in Year: 2014

MCQ▾

Question

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. class ABC
  3. {
  4.     int xy;
  5.     public:
  6.     void myfun()
  7.     {
  8.         cin>>x>>y;
  9.     }
  10.     void disp()
  11.     {
  12.         cout<<“x:”<<x;
  13.         cout<<setw(4)<<“y:”<<y;
  14.     }
  15. };
  16. void main()
  17. {
  18.     ABC A;
  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 number: 505

» Computer » MS-Excel

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MCQ▾

Question

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

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

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

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

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

Question number: 506

» Computer » Database Concepts

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Appeared in Year: 2014

MCQ▾

Question

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

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