A.amenity
B.equipment
C.convenience
D.appliance
第1题
●An operating system is (74) .
(74) A. the highest layer of software
B. the lowest layer of software
C. the highest layer of hardware
D. the lowest layer of hardware
第2题
● All modern (74) are multitasking and can support running several processes simultaneously.
(74)
A. database
B. operating system
C. MIS
D. DOS
第3题
● The user must interact with the (74) in order to accomplish task.
(74)
A. printer
B. memory
C. CPU
D. operating system
第4题
● The user must interact with the (74) in order to accomplish task.
(74)
A. printer
B. memory
C. CPU
D. operating system
第5题
● All modern (74) are multitasking and can support running several processes simultaneously.
(74)
A. database
B. operating system
C. MIS
D. DOS
第6题
● All modern (74) are multitasking and can support running several processes simultaneously.
(74)
A. database
B. operating system
C. MIS
D. DOS
第7题
A.the system functions are more automatic
B.the number of computers is greater
C.the distance among the computers is shorter
D.the operating system has a better feature
第8题
A. It bypasses the OS file system cache.
B. A separate NFS interface is required for use across Linux, UNIX, and Windows platforms.
C. It uses the operating system kernel NFS layer for user tasks and network communication modules.
D. File systems need not be mounted by the kernel NFS system when being served through Direct NFS.
E. Oracle Disk Manager can manage NFS on its own, without using the operating system kernel NFS driver.
第9题
● (74) is a single-user multi-task operating system.
(74)
A. MS-DOS
B. Windows
C.UNIX
D.Linux
第10题
Under normal operating conditions,the rudder is hydraulically locked unless ______.
A.The manual trick wheel is engaged for steering
B.The variable stroke pump is off stroke
C.A rudder order is given by the control system
D.An electric power system failure occurs at the steering gear
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