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Which of the following are requirements of operations in dangerous areas?

A.

Formulate emergency measures and first aid measures for working in dangerous areas.

B.

Place an warning sign and Isolation barrier.

C.

Take protective measures for construction personnel in dangerous areas. Use professional tools for safe operations.

Indoor Unit (IDU) in split microwave consist of 2 different unit which are Indoor service board unit and Indoor IF signal processing unit.

A.

True

B.

False

LOS survey methods are classified into three types: LOS technical analysis, microwave LOS simul-ation and traditional LOS survey.

A.

True

B.

False

Which of the following environmental conditions must be considered before working at heights?

A.

Noise

B.

Cleanliness

C.

5S

D.

Wind speed, temperature, and light

A flange adapter consists of the flange interface on the antenna side, flange interface on the flexible waveguide side and a waveguide cable.

A.

True

B.

False

Which of the following is not included in construction drawing design?

A.

Microwave equipment features design

B.

IDU installation design

C.

Site layout diagram

D.

DDF/ODF design

Before installing the RTN 300,what are the cover need to removed it Immediately to avoid signal transmission affected?

A.

Protective cover on the GE port

B.

Protective cover on the antenna port

C.

Protective cover and film on the USB port

When you install an ODU or a hybrid coupler on a pole, an ODU adapter is used to convert the feeder interface on the ODU or hybrid coupler into a standard flange interface, for the connection of a flexible waveguide.

A.

True

B.

False