What is a catalyst? a chemical found in leaves a chemical which promotes a chemical reaction a chemical which reacts with sunlight a cell with chlorophyll

13. When comparing proofreading of a hard copy, the on-screen proofreading is

A DSS database is a collection of: A. the corporations current transaction data. B. current or historical data from several applications or groups. C. historical data extracted from transaction-processing systems. D.

Natalie wants to create a database to collect information about sales transactions. She would like to use the database to look up customer names and sales prices if they return a product She would like to sort the items in the database by product

The process of converting information from a form/questionnaire is referred to as data preparation. This process follows a four-step approach. Which of the following is the last step in this process? a. Data validation b. Editing c.

What is the difference between pulse code modulation and delta modulation? Provide examples.

The purpose of a WAN is to connect two or more LANs. True or False

Who does CIO report to?

Which of the following is controlled by a computer operating system? a. System hardware (CPU, memory, storage, I/O devices) b. Application software (games, browser, office productivity, etc.) c. Both a and b d. Neither a nor b

William found out that someone used his report on american culture without his permission. what is william a victim of?

System is one in which you duplicate functions in order to improve the reliability and availability of a system.