Answer:
Option B i.e., Circuit level gateways only enable data to be inserted into a network which is the product of system requests within the network.
Explanation:
In the above question, some details are missing in the question that is options.
Option B is valid because Circuit level gateways are not the transmission inspection, always require information into such a server resulting through system appeal inside the server through maintaining a record for connections that are sent into the server and only enabling information in this is in answer to such queries.
Other options are incorrect because they are not true according to the following scenario.
When using a self-contained recovery device on a cfc, hcfc, or hfc system with an operating compressor. Technicians must recover 80% of the nameplate charge.
Compressor is a mechanical device used in many industries which has the function of increasing gas pressure by reducing its volume. The air compressor is a specific type of gas compressor.
Compressors can be characterized in a number of different ways, but are usually divided into types based on the functional method used to produce compressed air or gas. The following are common compressor types. Types covered include:
- Pistons
- Diaphragm
- Helical Screw
- Slide propeller
- Scrolling
- Rotary Lobe
- Centrifugal
- Axial
How to use an air compressor
- Position the Air Compressor
- Check the Oil Level
- Check the Drain Valve
- Set the PSI
- Prepare the Air Tank
- Connect the Air Hose
- Connect the Desired Tool
- Remove Excess Moisture
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The components of an ERP system architecture is made up of the hardware, software and the Data.
<h3>What is an ERP system?</h3>
Enterprise resource planning (ERP) is known to be a kind of software that firms often use to handle or manage day-to-day business works such as accounting and others.
Note that The components of an ERP system architecture is made up of the hardware, software and the Data.
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