1. __________ organization stores records in a file in sequential order, but the file also contains an index of keys.

• A: random file

• B: index file

2. What are two main variants of inverted indexes?

• A: record-level inverted index and file-level inverted index

• B: letter-level inverted index and sentence-level inverted index

• C: record-level inverted index and world-level inverted index

A hashed file uses ___________ to accomplish this mapping

• mathematical function

• logical function

• combinable function

4. Modulo division hashing also known as ________.

• A: division remainder hashing

• B: separation remainder hashing

• C: splitting-up remainder hashing

In digit extraction hashing, we can hash number 126537 to what address?

• 537

• 167

• 126

• 165

All files are stored as text files

• True

• False

An example of a sequential file might be an audio file or video file

• True

• False

How many are there special types of the directory that play an important role in the directory structure in UNIX?

• 4 types

• 5 types

• 6 types

• 7 types

What is the method to handle collision?

• Opening addressing

• Opening Collision

• Opening Files

• Opening Directories

What are two terms used to categorize files?

• A. Text files and Binary files

• B. Decimal files and Binary files

• C. Hexadecimal files and Text files

• D.Characters and Structured Data