● (71) is an output device displaying

1、Industrial output has grown by an aver

Industrial output has grown by an average of（）annually since tariff barriers were eliminated in 1977.A3%B5%C8%D10%

2、● Document outputs are produced on （71

● Document outputs are produced on （71） , devices that produce text or images on paper.（71）A display and keyboardB mouse and keyboardC scanners and plottersD printers and plotters

3、An ECDIS is required to display which

An ECDIS is required to display which information?（）ASoundingsBWaypointsCMeteorological dataDRadar target

4、An overspeed safety device is usually

An overspeed safety device is usually fitted to a generator engine for （） in the event of overspeed.Acutting power off the engineBincreasing the fuel pump settingCbraking the crankshaftDstabilizing the ship speed

5、The output of the command displays th

The output of the command displays the following. The output of thecommand displays the following. FSUID PID PPID C PRI NI ADDR SZ TTY TIME ...

6、An icebreaker displaying a flag hoist

An icebreaker displaying a flag hoist which consists of the code letters “WO” (Whiskey Oscar) is indicating that（）.Aicebreaker support is finishedBicebreaker support is commencingCthe icebreaker is iceboundDthe icebreaker is beset