Chapter 4, Searching the Example Data

Pop quiz

Q1

1

True

2

False: Rows represents the number of rows to return, so as start is the first index, then start+rows is the last.

3

False

Q2

1

True

2

False: Wildcard searches are designed for searching over incomplete words.

3

False: As the names says, phrase search is designed to work with sequences of words.

Q3

1

True

2

False

Q4

1

False

2

False

3

True

Q5

1

True: While designed to work mostly with misspelled terms, fuzzy search uses the concept of distance. By this metrics there can be case where incomplete terms are matched, it depends on the confidence value.

2

True: This is the common method for this kind of queries.

3

False: However, it can be true, if we consider the particular case of a single term phrase query.

Q6

1

True: By this way we can search for an exact sequence of words or subsequences, with proximity searches.

2

True: This is true, but there can be also other cases. For example it's possible to use phrase query for proximity search.

3

False: This is only partially true, as multiple words can be searched also without using the double quotes. With double quotes the entire words' sequence is tested for a match.

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