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

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## Question number: 414

» Computers » Networking

### Question

Which of the following is a star network?

### Choices

Choice (4) | Response | |
---|---|---|

a. | ||

b. | ||

c. | ||

d. |

## Question number: 415

» Computers » Networking

### 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

» Verbal Reasoning » Analogies

### 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

### Question

Which of the following describes the rule for this pattern?

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

### Choices

Choice (4) | Response | |
---|---|---|

a. | Add 3, subtract 1 | |

b. | Add 3, add 1 | |

c. | Subtract 3, add 1 | |

d. | Add 1, subtract 3 |

## Question number: 418

### Question

Which of the following describes the rule for this pattern?

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

### Choices

Choice (4) | Response | |
---|---|---|

a. | Subtract 2, add 3 | |

b. | Subtract 1, add 2 | |

c. | Add 2, add 3 | |

d. | Subtract 2, subtract 3 |

## Question number: 419

» Mental Ability » Basic Arithmetic

### 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% |