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内存地址从AC000H到C7FFFH,共有 (12) 个地址单元,如果该内存地址按字(16bit)编址,由28片存储器芯片构成。已知构成此内存的芯片每片有16K个存储单元,则该芯片每个存储单元存储 (13) 位。

A. 96
B. 112
C. 132
D. 156

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25岁,女性,停经45天,突感下腹坠痛及肛门坠胀感,少量阴道流血及头晕、呕吐半天。体格检查:面色苍白,BP80/40mmHg,腹肌略紧张,下腹压痛。妇科检查:阴道少量血性物,宫颈举痛(+),后穹隆饱满,子宫稍大,附件区触诊不满意 最恰当的治疗是

A. 静脉输液
B. 应用抗生素
C. 输血同时手术探查
D. 纠正休克
E. 中医治疗

结构化分析方法是一种面向 (12) 的需求分析方法,该方法最常用的图形工具是 (13) ,与其配合使用的是 (14) 。 (15) 中有名字及方向的成分是 (13) ,不能由计算机处理的成分是 (16) 。

A. 控制流
B. 信息流
C. 数据流
D. 信号流

在X509标准中,不包含在数字证书中的是 (18) 。

A. 序列号
B. 签名算法
C. 认证机构的签名
D. 私钥

The history and development of the beverage that we know as coffee is varied and interesting, involving chance occurrences, political intrigue (阴谋) , and the pursuit of wealth and power.According to one story, a sheepherder named Kaldi as he tended his sheep noticed the effect of coffee beans on behavior. He noticed that the sheep became hyperactive after eating the red "cherries" from a certain plant when they changed pastures. He tried a few by himself, and was soon as overactive as his herd. The story relates that a monk happened by and scolded him for "partaking of the devil’s fruit." However the monks soon discovered that this fruit from the shiny green plant could help them stay awake for their prayers.Coffee was introduced much later to countries beyond Arabia whose inhabitants believed it to be a delicacy and guarded its secret as if they were top secret military plans. The government for bade transportation of the plant out of the Moslem nations. The actual spread of coffee was started illegally. One Arab named Baba Budan smuggled beans to some mountains near Mysore, India, and started a farm there. Coffee was believed by some Christians to be the devil’s drink. Pope Vincent III heard this and decided to taste it before he banished it. He enjoyed it so much and baptized it, saying, "Coffee is so delicious it would be a pity to let the infidels have exclusive use of it."Coffee today is grown and enjoyed worldwide, and is one of the few crops that small farmers in third-world countries can profitably export. At present, the coffee is grown ().

A. in Africa
B. in Europe
C. in Asian
D. all over the world

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