CWISA-103 試験問題を無料オンラインアクセス

As an RF signal propagates it becomes weaker at any given measurement point as it gets farther away from the transmitter. What concept is described?

• A.RF latency
• B.Diffraction
• C.Free Space Path Loss
• D.Beamwidth

What best describes the area covered or connected by a WWAN?

• A.Campus
• B.City
• C.In-building
• D.Region

What is the spacing between ZigBee channels when operating in the 2.4 GHz frequency band?

• A.5 MHz
• B.25 MHz
• C.2 MHz
• D.1 MHz

You are planning a wireless solution deployment. The organization has several wireless solutions in use. The new deployment must coexist with these other wireless solutions. What is the most important factor to consider when implementing the new wireless solution?

• A.Implementing matching encryption keys synchronized with the other wireless solutions
• B.Coordinating frequency use with the other wireless solutions
• C.Coordinating mounting locations with the other wireless solutions
• D.Implementing contrasting encryption keys countering the other wireless solutions

A BLE beacon is configured with a transmit power of +4 dBm. Which change will MOST increase its usable range?

• A.Changing the BLE version
• B.Increasing advertising interval
• C.Lowering transmit power
• D.Decreasing advertising interval