若系统在运行过程中,由于某种硬件故障,使主存储器内容丢失,而外存储器完好无损,这种情

题型:单项选择题

问题:

若系统在运行过程中,由于某种硬件故障,使主存储器内容丢失,而外存储器完好无损,这种情况称为( )。

A) 事务故障
B) 系统故障
C) 磁盘故障
D) 运行故障

考点:计算机等级考试数据库技术三级数据库技术笔试
题型:单项选择题
完形填空。
     Health is important to everyone. You should take care of your health. Many people  1  they don't need to
take care of their health when they are young. Do they only need to take care of  2  health when they are old?
The answer is "No". Many young people die  3  they have health problems. Then, what should you do to keep
healthy?
     First, you must try to drink a lot of  4  every day. Doctors say that people should drink more than eight
cups of water a day. It can  5  you away from illness.
    Remember to do  6  every day. Doing exercise can keep you healthy. It can make you  7 . It is also a good
way to help you  8  
     Eat healthy food. This is one of the best  9  for you to keep healthy. You should try to eat a balanced diet
(平衡饮食) every day.
    Sleeping is also very  10 . When you sleep, you can have a good rest. Getting a good sleep every night can
reduce (减少) the chance you fall ill.
(    )1. A. forget  
(    )2. A. our     
(    )3. A. if      
(    )4. A. juice   
(    )5. A. keep    
(    )6. A. washing 
(    )7. A. sad     
(    )8. A. relax   
(    )9. A. kinds   
(    )10. A. popular
B. believe  
B. your     
B. or       
B. water    
B. cause    
B. exercise 
B. famous   
B. practice 
B. sides    
B. important
C. avoid       
C. their       
C. because     
C. coffee      
C. stop        
C. homework    
C. strong                             
C. remember    
C. ways        
C. interesting 
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