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Database Indexing and Library Organization

Database Indexing and Library Organization

Assessment

Interactive Video

Computers

9th - 10th Grade

Practice Problem

Hard

Created by

Patricia Brown

FREE Resource

The video explores various methods of organizing books, including the Dewey Decimal System, and its impact on libraries. It discusses Dewey's controversial legacy and introduces computer indexing, explaining linear and binary search methods. The video further delves into advanced indexing techniques like clustered and non-clustered indexes, highlighting the trade-offs between space and time in indexing, with a focus on Google's search index.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT a method mentioned for organizing books on a shelf?

By author

By title

By publication date

By color

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What was Melvil Dewey's significant contribution to library organization?

Developing the first library computer system

Inventing the library barcode

Introducing the Dewey Decimal System

Creating a card catalog system

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What was a major issue with the early versions of the Dewey Decimal System?

It was too complex to understand

It was too expensive to implement

It included sexist and racist biases

It was not widely adopted

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a linear search, how does the search process work?

By using a hash table

By dividing the list into two parts

By checking each element one by one

By using a pre-sorted list

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main advantage of binary search over linear search?

It requires less memory

It works on unsorted lists

It is faster on sorted lists

It can search multiple properties at once

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a 'clustered index' in database terminology?

An index that is only used for text data

An index that is used for backup purposes

An index that rearranges data on the disk

An index that stores data in a separate file

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does a 'non-clustered index' differ from a 'clustered index'?

It is used only for numerical data

It requires more disk space

It is a separate store of the property of interest

It is stored in the same file as the data

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