Which of the following is NOT a component of an information system?

Which of the following establishes a top-to-bottom relationship among the items?

The oldest DB model is _____

Which of the following is NOT a property of transactions (ACID properties)?

What type of information system is primarily used for decision support?

What mechanism is commonly used to ensure the durability of transactions in database systems?

Which of the following functions construct histograms and use buckets for ranking?

Which of the following is a common data mining technique?

Which SQL statement is used to start a transaction in most RDBMS?

What is an OLAP system used for?