Exam 14: Electronic Commerce, Databases, and Personal Privacy

What, in detail, is cybersquatting?

Building massive, integrated government databases raises fewer technical questions than legal, political, social, and ethical ones.

As of August 2014, ____had almost 149 million active registered users, and there were over650 million listings of items for sale during the first quarter of 2014.

Accessing a record in a large file involves at least three disk input/output (I/O) operations.

A(n) ____ is one where multiple keys are needed to identify a tuple uniquely.

The SQL command to create a table only requires specification of the various attributes by name and data type.

The Internet has been around since 1969.

A row of the table containing data about one instance of an entity is called a ____.

Explain what distributed databases allow.

____ is the process of automatically analyzinglarge amounts of data to discover and interpret previously hidden patternscontained therein.

What is required by the SQL command to create a table?

____ allow the physical data to reside at separate and independent locations that are electronically networked together.

Describe in detail how your potential customers learn your URL in the first place

____________________ is an online payment service, analternative to a customer paying an online merchant by credit card.

Each record in a file contains information about an item in the "universe of discourse" that the file describes.

A ____ runs Bitcoinsoftware that verifies (using a hash function) that the block chain has notbeen altered in any way since the previous transaction, and for this servicethe miner is rewarded with 25 new bitcoins.

Each category of information in a database is called a(n) ____.

To manage a relational table, you need only be able to add new tuples to the table and delete tuples from a table.

Transmission of webpages between a client and server is stateless._________________________

A ____ is a collection of databases thatcontain current and archived data used for research and analysis purposesrather than to manage day-to-day business transactions such asinventory control or payroll data.