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BuildingAutoIntro4Q
homework questions
| Question | Answer |
|---|---|
| What type of building system was BACnet designed to apply to? | Elevator system, HVAC, Lighting, Perimeter and object security |
| Which of the following is not an automation goal that BACnet accomplishes? | A scalable network that exclusively uses TCP/IP as the dominant protocol |
| What are the two interoperability aspects of BACnet? | The standardization of the content of messages exchanged between nodes and The transportation of messages |
| A(n) _____ is an abstract container that organizes related information and makes it accessible to other nodes in a standard way. | object |
| A(n) ____ is a formal procedure for BACnet nodes to make requests of other nodes. | service |
| It is not necessary to have vendor-specific configuration tools and programming languages with BACnet. | False |
| ____ is the concept of organizing many different types of information into defined and structured units. | Object-oriented modeling |
| _____ can represent physical inputs and outputs, as well as nonphysical concepts like programs, logs, schedules, calculations, or control processes. | Objects |
| A ______ is one item of information about an object. | property |
| The Object_Name property identifies its purpose or location within the system, while the _____ property is equal to the value that the sensor is currently measuring. | Present_Value |
| How many standard object types are in the 2004 edition of the BACnet Standard? | 25 |
| The required properties for a standard object type must be implemented for each instance. | True |
| It is not possible to build proprietary objects with BACnet. | False |
| The 32-bit number that is unique to each BACnet object within a node is called the ____ | Object-Identifier |
| _____ identify the roles of each node in the interoperation, the parameters needed to carry out the requested interoperation, and the possible replies and their parameters. | Services |
| There are ? broad categories of services that BACnet defines. | five |
| What are the simplest BACnet services | ReadProperty services and WriteProperty services |
| What type of request requires both an object identifier and property identifier to specify which property is to be read? | ReadProperty request |
| Which LAN type option is allowed by BACnet? | Ethernet 8802-3, LonTalk Foreign Frames, and Point-To-Point (PTP) |
| The LAN type typically chosen for a BACnet system is often chosen based on the most appropriate trade-off between cost and performance, which includes speed, allowable distance, and reliability. | True |
| What is the most common LAN type used with BACnet systems? | MS/TP |
| What are the types of memory that provide information storage for a BACnet node? | EEPROM, EPROM, and RAM |
| The ____ is the software that implements the BACnet node's functionality. | application program |
| What portion of the application software manages BACnet protocol communications over the LAN? | The BACnet stack |
| A ____ is a collection of BIBBs that are required for the interoperable functionality of a general type of node. | device profile |