10+ Tekskills Interview Questions and Answers

To control Polycom video conferencing via Crestron cp3, use the Polycom RealPresence API and Crestron SIMPL#Pro programming language.

• Use the Polycom RealPresence API to send commands to the Polycom system

• Create a SIMPL#Pro module to interface with the Crestron cp3

• Map the commands from the API to the SIMPL#Pro module

• Use the SIMPL#Pro module to send the mapped commands to the Polycom system

Crestron application license has free and paid versions with different working details.

• Crestron application is a software used for automation and control systems.

• The free version has limited features and is meant for personal use.

• The paid version has advanced features and is meant for commercial use.

• The license is required to activate the software and access all its features.

• The working details depend on the specific version and license purchased.

RS232 protocol is a standard for serial communication. Third-party device control can be achieved using this protocol.

• RS232 protocol is a standard for serial communication between devices.

• Third-party device control can be achieved by sending commands over RS232.

• Commands can be sent using a terminal emulator or programming language.

• Examples of devices that can be controlled using RS232 include printers, scanners, and industrial equipment.

RS232 commands can be sent over IR port using an IR to RS232 converter.

• Use an IR to RS232 converter to convert the IR signals to RS232 commands.

• Connect the IR to RS232 converter to the device that needs to receive the commands.

• Send the RS232 commands through the IR port using the converter.

• Ensure that the IR port and the converter are compatible with each other and the device.

• Test the connection and commands to ensure proper functionality.

Polycom Group Series is a video conferencing system for businesses and organizations.

• Allows for high-quality video and audio conferencing

• Supports multiple participants in different locations

• Integrates with various collaboration tools

• Can be controlled through a remote or mobile app

The Bss BLU-100 can be controlled over RS232 using a variety of commands.

• The BLU-100 uses a proprietary protocol called HiQnet

• Commands can be sent using a terminal emulator program

• Examples of commands include setting input and output levels, muting channels, and adjusting EQ settings

Crestron's controlling protocols are used for home automation and control systems.

• Crestron uses proprietary protocols for communication between devices.

• Crestron's main protocol is called Crestron Home OS (CH5).

• Other protocols used by Crestron include SIMPL Windows, Crestron Toolbox, and Crestron Studio.

• These protocols allow for seamless integration and control of various devices in a home automation system.

Baud rate is the number of signal or symbol changes per second in a communication channel.

• Baud rate is measured in bits per second (bps).

• It determines the rate at which data is transmitted over a communication channel.

• Higher baud rates allow for faster data transfer.

• For example, a baud rate of 9600 means 9600 bits of data are transmitted per second.

RS-485 is a serial communication protocol used for long-distance communication.

• It is a half-duplex protocol

• It can support up to 32 devices on a single bus

• It uses differential signaling to reduce noise and increase range

• It has a maximum data rate of 10 Mbps

• It is commonly used in industrial automation and control systems

Subnetting is dividing a network into smaller subnetworks. There are two types of routing: static and dynamic. Static routing is manually configured by the network administrator. The subnet mask of /27 is 255.255.255.224. STP is a protocol used to prevent loops in a network. Etherchannel is a technique used to combine multiple physical links into a single logical link. VLAN is a logical grouping of devices in a network. Looping in switches is when a packet is forwarded endles...read more