NCO- Cyber Olympiad (SOF) Class 12: Questions 250 - 256 of 520

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Question 250

Question

MCQ▾

As per a law in Boolean Algebra, ________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question 251

Question

MCQ▾

In the SQL, WHERE clause:

Choices

Choice (4)Response

a.

Limits the row data are returned.

b.

Limits the column data that are returned.

c.

A and B

d.

All of the above

Question 252

Question

MCQ▾

A Value Used in a Formula that does not Change is Called a________.

Choices

Choice (4)Response

a.

Variable

b.

Static

c.

Cell address

d.

Constant

Question 253

Question

MCQ▾

________ Is used to illegal and the criminal activities like drugs dealing, killing humans etc.

Choices

Choice (4)Response

a.

Surface Web

b.

Find Web

c.

Deep Web

d.

Dark Web

Question 254

Question

MCQ▾

Find the output of the given program.

  1. #include<iostream.h>
  2. #include<conio.h>
  3. classTest
  4. {
  5.     public:
  6.     Test()
  7.     {
  8.         cout≪”Hello”;
  9.     }
  10.     ~Test()
  11.     {
  12.         Cout≪”world”;
  13.     }
  14. };
  15. intmain()
  16. {
  17.     clrscr();
  18.     Testt1;
  19.     getch();
  20.     return0;
  21. }

Choices

Choice (4)Response

a.

Hello

b.

World

c.

Compile time error

d.

Hello world

Passage

Consider the following declaration, and answer the questions that follows.

Image Shows Declaration of Static Array

Question 255 (1 of 2 Based on Passage)

Question

MCQ▾

What will be the value of expression ?

Choices

Choice (4)Response

a.

20

b.

10

c.

15

d.

12

Question 256 (2 of 2 Based on Passage)

Question

MCQ▾

What will be the value of expression ?

Choices

Choice (4)Response

a.

15

b.

25

c.

20

d.

12