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【单选题】
A customer requires off-site storage for 500 GB per night in backup tapes. The backup site is 560kilometers (350 miles) away. The customer does not require the backup site to run the applicationin the event of failure at the main site. What is the least expensive strategy for the data center toimplement?()
A.
make online image backups
B.
install Global Mirror at the backup site
C.
ship nightly backup tapes to the remote site
D.
install Tivoli Storage Manager (TSM) and a tape drive at the backup site
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【单选题】Lily’s TV set is broken.She is going to have it ______.
A.
repair
B.
repairs
C.
repairing
D.
repaired
【单选题】头部外伤患者出现嗅觉丧失,脑脊液鼻漏,眼睑青肿,结膜下出血,
A.
B.
面部软组织损伤
C.
颅后窝骨折
D.
颅前窝骨折
E.
颅前、中、后窝均骨折
F.
颅中窝骨折
【单选题】–-My TV set doesn’t work, the water tap is dripping and my car is still under repair! –-You sure ________ bad luck these days.
A.
are having
B.
will have
C.
had had
D.
had
【单选题】用额定电压10kV的试验变压器,测量电容量为20000pF试品的tgδ时,在下列试验变压器容量中最小可选择()kVA
A.
0.5
B.
1
C.
1.5
D.
2
【单选题】—Must I go and repair our TV set this afternoon? —No, you _______. I've repaired it. [     ]
A.
mustn't
B.
needn't
C.
shouldn't
D.
wouldn't
【简答题】5-23 某用户 10kV 变电所装有 1 台 1250kVA 干式配电变压器,电压比为 10/0.4kV ,联接组别为 Dyn11 。试依据 GB/ T 50062 — 2008 作出保护配置,整定计算电流保护动作电流,检验保护灵敏性。已知变压器低压侧最大三相短路电流为 21.6kA 、最小三相短路电流为 19.5kA 、最小单相对地短路电流为 18.5kA ,变压器高压侧最小三相短路电流为 7...
【单选题】用额定电压10kV 的试验变压器,测量电容量为20000pF 试品的tg 时,在下列试验变38、 压器容量中最小可选择( )kVA。
A.
.5
B.
1
C.
1.5
D.
2
【单选题】用额定电压10kV的试验变压器,测量电容量为20000pF试品的tgδ时,在下列试验变压器容量中最小可选择( )kVA。
A.
0.5;
B.
1.0;
C.
1.5;
D.
2.0。
【单选题】Dee's TV Repair is the only TV repair shop in a small town. Dee is a single-price monopolist. Based on the demand and cost information in the table above, what quantity of TV repairs should Dee undert...
A.
0 per week
B.
10 per week
C.
20 per week
D.
30 per week
【单选题】当PTN设备机柜告警指示灯橙色亮时,说明设备 。
A.
有一般告警
B.
有主要告警
C.
有紧急告警
D.
正常
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