File Types and Their Applications Quiz

What are the two main types of files mentioned in the text?

• Text files and binary files

• Image files and video files

• Audio files and document files

• Executable files and script files

Which type of file is used in lightweight REST APIs?

• XML files

• CSV files

• JSON files

• TXT files

What is the main application of XML in SOAP APIs?

• Data compression

• Encrypted, secure transactions

• Image processing

• Audio streaming

What is the complexity of searching and updating serial files?

• O(log n)

• O(n)

• O(1)

What is the complexity of searching a specific item in a sequential file?

• O(n)

• O(log n)

• O(1)

What is a subclass of text files where data is kept in a structured format?

• CSV files

• JSON and XML files

• TXT files

• Binary files

What is the main disadvantage of serial files for storage?

• High storage cost

• Limited data access

• Complexity of O(n)

• Lack of encryption

What is required to maintain the order of a sequential file?

• Linear search

• Efficient sorting algorithm

• Random access

• Data compression

Why is it necessary to have a large file to justify an index in indexed sequential files?

• Because small files are easier to manage.

• Because a binary search of 100 items requires too many comparisons.

• Because a binary search of 1000 items requires fewer comparisons.

• Because large files are more efficient to store.

What is a key consideration when deciding to use an index in a file?

• The color of the file.

• The number of records.

• The type of data stored.

• The file format.