# NCO- Cyber Olympiad (SOF) Class 8: Questions 414 - 419 of 510

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## Question number: 414

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MCQ▾

### Question

Which of the following is a star network?

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 415

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MCQ▾

### Question

It allows to select a group of people outside the organizations such as business partners to gain access to relevant information.

### Choices

Choice (4)Response

a.

Protocol

b.

Intranet

c.

Extranet

d.

None of the above

## Question number: 416

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MCQ▾

### Question

If n represents the position of a number in a sequence, which sequence does the expression describe?

### Choices

Choice (4)Response

a.

-7, -14, -21, -28, ……

b.

-4, -11, -18, -25, ………

c.

4,11,18,25, ………

d.

7,0, -7, -14, ………

## Question number: 417

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MCQ▾

### Question

Which of the following describes the rule for this pattern?

21,24,23,26,25,28,27

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 418

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MCQ▾

### Question

Which of the following describes the rule for this pattern?

37,35,38,36,39,37,40

### Choices

Choice (4)Response

a.

b.

c.

d.

Subtract 2, subtract 3

## Question number: 419

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MCQ▾

### Question

Mrs. Maria wants the students in her class to read a total of 100 books by the end of the session. Students fill in a square in this grid for each book they read. What percent of their goal they have not achieved?

### Choices

Choice (4)Response

a.

55%

b.

5.5%

c.

0.45%

d.

45%

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