A.awarded
B.award
C.rewarded
D.reward
第1题:
A、his’
B、his
C、he’s
D、he
第2题:
Asystemadministratorhasbeenaskedtomigratethedev_vgvolumegroupfromserverAtoserverB.Thedev_vgvolumegroupcontainsasinglefilesystemnamed"/development".Toprepareformigration,whichofthefollowingisthecorrectsequenceofcommandsforremovingthevolumegroupfromserverA?()
A.exportvgdev_vg;umount/development;varyoffvgdev_vg
B.varyoffvgdev_vg;umount/development;exportvgdev_vg
C.umount/development;exportvgdev_vg;varyoffvgdev_vg
D.umount/development;varyoffvgdev_vg;exportvgdev_vg
第3题:
You are signing on a deck officer,who will be designated as one of the GMDSS operators,before sailing foreign.Which statement is TRUE ________.
A.He/she must have an STCW certificate endorsed as“Valid for Service on Vessels Operating in the GMDSS System”
B.He/she must present either an FCC-issued license or a Coast Guard-issued license
C.You must consult the“List of Qualifications”on the reverse of his/her FCC-issued license
D.His/her Merchant Mariners Document must have an added endorsement as “Radio Electronics Officer”
第4题:
73( )
A. application
B. connection
C. stream
D. acknowledgement
第5题:
A.Gold码序列的自相关特性优于M序列
B.Gold码序列的互相关特性优于M序列
C.M序列的自相关特性优于Gold序列
D.M序列的互相关特性优于Gold序列
第6题: