In Indexing, most common words of vocabulary are called ______ words.

• A) Frequent
• B) Start
• C) Famous
• D) Stop

Which of the following is the correct output of the 10001 AND 11011 AND 10101?

• A) 10001
• B) 10101
• C) 10101
• D) 11010

Which of the following is NOT a method/strategy of Indexing?

• A) Boolean Index
• B) Converted Index
• C) Inverted Vectors
• D) Inverted Index

IDF stands for:

• A) Inverse Document Frequency
• B) Inverted Deficiency Frequency
• C) International Distributed Frequency
• D) Inverse Digital Frequency

__________is a software tool used to access and search information on the web.

• A) Web browser
• B) Web server
• C) MS Excel
• D) MS Word

_______ are more informative than _________ terms.

• A) Frequent terms, rare
• B) Rare terms, frequent
• C) Regular terms, non regular
• D) Important terms, non important

The ________collects, parse, and stores data to facilitate fast and accurate information retrieval.

• A) Indexing stage
• B) Storing stage
• C) Collecting stage
• D) Parsing stage

________ are the devices that request and render web contents.

• A) Applications
• B) Providers
• C) Clients
• D) Servers

_________are special websites that have indexed billions of pages - and make it easy for you to find a website or page in an instant.

• A) Web applications
• B) Web users
• C) Web browsers
• D) Search engines

________ are the applications that deliver web contents or services to __________.

• A) Clients, Servers
• B) Consumer, Providers
• C) Users, Applications
• D) Servers, Clients

We define the idf (inverse document frequency) of t by______.

• A) \(idf_{t} df_{t}/N = log_{10}\)
• B) \(idf_{t} = log_{10}N/df_{t}\)
• C) \(idf_{t} = log_{10}df_{t}/N\)
• D) \(idf_{t} log_{10}= N/df_{t}\)

There are ______ types of retrieval models.

• A) 4
• B) 3
• C) 2
• D) 1

It is better to ____________ stop words before indexing.

• A) Ignore
• B) Update
• C) Remove
• D) Insert