An operator wants to move all files inside the directory /home/operator to the current directory. Which of the following commands will complete the task?（）
第1题：
A. mv /home/operator .
B. mv /home/operator/* .
C. mv /home/operator ../..
D. mv /home/operator/all ../home/operator
第2题：
As operator of a 199 GT towing vessel sailing foreign，it shall be your duty to enter in the Official Logbook or other permanent record ______.
A.all information contained on the barge's Certificate of Inspection
B.the condition of all towing gear to be used
C.all navigational aids to be used
D.the barges load line and draft readings
第3题：
A. n
B. j
C. k
D. l
第4题：
Which message categories cannot be disabled by the GMDSS radio operator ________．
A.Navigational Warnings
B.Meteorological Warnings
C.Search and Rescue Information
D.All of the above
第5题：
How should you signal the crane operator to lower the boom and raise the load ________．
A.Extend arm and point finger in the direction to move the boom
B.Extend arm with thumb pointing downward and flex fingers in and out
C.With forearm vertical and forefinger pointing up，move hand in small horizontal circles
D.With arm extended downwards and forefinger pointing down，move hand in small horizontal circles
第6题：
A customer has two single cluster IBM TS7700 Virtualization Engines at the same site. The customer wants to move one to a remote site and set up a grid configuration with the two clusters. The customer has fibre between the two sites. What is the most important factor to consider when planning the new configuration?（）
A. operator training
B. cache size of the two clusters
C. fibre bandwidth capability between the sites
D. number of stacked tape drives attached to each cluster
第7题：
How should you signal the crane operator to hoist ________．
A.With forearm vertical and forefinger pointing up，move hand in small horizontal circles
B.With arm extended downwards and forefinger pointing down，move hand in small horizontal circles
C.Extend arm with fingers closed and thumb pointing upward
D.Place both fists in front of body with the thumbs pointing upward
第8题：
A. /etc/var/spool
B. /var/spool/cron
C. /var/sched/jobs
D. /usr/sched/crontabs
第9题：
Which maintenance functions can a GMDSS Radio Operator perform ________．
A.The Operator can make fine internal adjustments to the transmitter as long as the output power does not change by more than one percent
B.The Operator is responsible for ensuring that INMARSAT antennas are free of built-up soot and clear of obstacles
C.All levels of maintenance must be performed by a licensed GMDSS Radio Maintainer
D.The Operator may install an EPROM in order to ensure that the equipment continues to operate within legal constraints
第10题：
It is the responsibility of the crane operator to, at all times, be aware of the location of the __.
A.load
B.hook
C.boom
D.All of the above