rf trans vol 1 unit 5

1.

1 point

What kind of bonds are normally applied to signal reference bonds?

Brazing

Mechanical

None

Welding

2.

1 point

How many phases of generator power are usually required for industrial and commercial applications?

Single

Three

Double

Four

3.

1 point

Why should the number of splices be controlled during fiber optic installation?

To aid in troubleshooting

Minimize transmission loss

Prevent eavesdropping

Reduce potential damage

4.

1 point

What facility ground subsystem is also called the safety ground?

The earth electrode

The signal reference

The fault protection

The lightning protection

5.

1 point

What equipment should be designated as RED?

Equipment processing clear-text classified information

Equipment processing encrypted classified information

Equipment processing unencrypted unclassified information

Equipment processing clear-text unclassified information

6.

1 point

What are the two basic functions of shielding?

To equalize all electronic systems to the same potential and minimize compromising emanations

Prevent interference between multiple emanating systems and block all emanations from exiting a secure facility

To equalize all electronic systems to the same potential and block all emanations from exiting a secure facility

Prevent interference between multiple emanating systems and minimize compromising emanations

7.

1 point

What facility ground subsystem uses surge arrestors?

The fault protection

The signal reference

The lightning protection

The earth electrode

8.

1 point

What are the three main functions of grounding?

Corrosion prevention, emissions security, and over-voltage protection.

Equipment protection, signal amplification, and capacitance reaction

Signal amplification, personnel safety, and emissions security

Personnel safety, equipment protection, and noise reduction

9.

1 point

What type of uninterruptible power supply (UPS) has traditionally been referred to as “offline” by technicians?

Passive standby

Double conversion

Ferro resonant standby

Line interactive

10.

1 point

Bonds in the earth electrode subsystem normally are direct permanent bonds and do not exceed a resistance of

1 milliohm

5 milliohms

2 milliohms

10 milliohms

11.

1 point

Which of these is considered a primary cell?

Nickel cadmium.

Lead-acid

Carbon zinc

Lithium.

12.

1 point

What power line fault category is more typically referred to as Electro-Magnetic Interference and Radio Frequency Interference?

Noise

Sag

Spike

Blackout.

13.

1 point

Which is a function of Air Force Communications Special Instructions?

Permanently change technical order procedures

Paraphrases technical order procedures via quick reference index cards

Provide significant system repair history for equipment transfers

Means to issue optional equipment modifications