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【单选题】
描述原子壳层电子的状态,不可能具有的四个量子数 ( n , l , m l , m s ) 是[ ]A.
( 3， 2 ， 1 ，1/2 )
B.
( 3， 1 ， 0 ， 1/2 )
C.
(2 ，2， 1 ， 1/2 )
D.
(2 ， 1 ， - 1 ， 1/2 )
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【单选题】A new floppy drive was just installed into a PC. The drive powers on at system boot but the status LED does not turn off during operation. Which of the following is MOST likely the issue?（）
A.
The power cable was installed incorrectly and needs to be flipped.
B.
The floppy drive was not enabled within the motherboard’s BIOS.
C.
The FDD cable was installed incorrectly and needs to be flipped.
D.
A Molex power cable was used instead of a Berg cable.
【单选题】A 43-year-old man with a distant history of intravenous drug use is now status post a right inguinal hernia repair and is complaining of severe groin pain on the side of the operation. All of the foll...
A.
Evaluate the patient for necrotizing fasciitis
B.
Reassure the patient that his use of preoperative suboxone that morning may have blocked his postoperative response to narcotics
C.
Allow the nurse to administer a postoperative parenteral nonopioid analgesic
D.
Discharge the patient with a prescription for pain medication and a plan for follow-up in 2 weeks
E.
Perform a nerve block with local anesthetics
【单选题】Which of the following ALTER DISKGROUP commands does not use V$ASM_OPERATION to record the status of the operation？（）
A.
ADD DIRECTORY
B.
DROP DISK
C.
RESIZE DISK
D.
REBALANCE
E.
ADD FAILGROUP
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【单选题】Which control system can not only monitor the field data, but also set or change the given value of the field control instrument and complete the control operation?( )
A.
On-site status monitoring system
B.
Set value control SPC/ supervisory control system
C.
Direct digital control DDC
D.
Electric unit combination instrument
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