What Is Failover

question 27

Multiple Choice

What is failover?

• A) An exact copy of a system's information
• B) The ability to get a system up and running in the event of a system crash or failure and includes restoring the information backup
• C) A computer system designed that in the event a component fails, a backup component or procedure can immediately take its place with no loss of service
• D) A backup operational mode in which the functions of a computer component (such as a processor, server, network, or database) is assumed by secondary system components when the primary component becomes unavailable through either failure or scheduled down time

---

Definitions:

Preface

An introductory section of a book or document, often stating the purpose, scope, or intentions behind the work, usually written by the author.

Microprocessor

A microprocessor is a compact integrated circuit designed to perform the operations of a central processing unit (CPU) of a computer.

Integrated Circuit

A set of electronic circuits on one small flat piece (or "chip") of semiconductor material, typically silicon, used in virtually all electronic equipment today.

Embedded Computers

Small computer systems integrated into larger devices to control functions or provide additional capabilities.