For acceptable voice calls, the packet

1、For acceptable voice 

For acceptable voice calls， the packet error rate should be no higher than what value？（）A0.1%B1%C2.5%D25%

2、For best packet swit

For best packet switching performance with crypto, what is the recommend packet switching&#81...

3、What is the accepted standard for wire

What is the accepted standard for wire rope falls used in connection with the lifeboat gear?（）ASix by seven galvanized wire ropeBSix by twent...

4、When accepting vehicles for shipment，t

When accepting vehicles for shipment，the Master should ensure that（）.Aall decks intended for the stowage of vehicles are，in so far as is pra...

5、The underlined word "voice" in the sec

The underlined word "voice" in the second paragraph most probably means “________ ”.A an ideaB a sound qualityC a way of writingD a world to write about

6、The Voice of America began during the

The Voice of America began during the World War II when Germany was broadcasting a radio program to get international (21) . American official...