【多选题】【消耗次数：1】
微机出现“死机”故障，引发该故障的原因可能是（ ）
①
计算机感染病毒
②
鼠标没有安装
③
内存发生故障
④
CPU散热器损坏
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相关题目
【多选题】
微机显示器显色不正常，缺少一种颜色，引发该故障的原因可能是（ ）
①
主机内的显卡有故障
②
没有安装显卡
③
显示器与主机的接口连接不良
④
显示器信号线接头有一根铜针歪斜
【多选题】
引起内存故障的原因很多，如可能发生（ ）
①
内存条温度过高，暴裂烧毁
②
内存条安插不到位，接口接触不良
③
使用环境过度潮湿，内存条金属引脚锈蚀
④
静电损坏内存条
【单选题】
数据库的故障是指从保护安全的角度出发，数据库系统中会发生的各种故障。这些故障主要包括：（ ）、系统故障、介质故障和计算机病毒与黑客
①
丢失修改故障
②
不能重复读故障
③
事务内部的故障
④
不正确数据读出故障
随机题目
【判断题】
阅读课文II.How to Improve Memory, 判断下列句子表述内容的正误:You can watch TV and memorize new words at the same time.
①
正确
②
错误
【多选题】
I shall never forget the days when I first ________________ Beijing.
①
set foot in
②
arrive at
③
arrived at
④
set out
【多选题】
When I got my first sight of the garden, its beauty____________took my breath away.
①
near
②
nearly
③
almost
④
hardly
【多选题】
The doctor is busy_______________ and cant speak to you.
①
at present
②
at all
③
right now
④
at last
【多选题】
I want to mail this letter to the U.S..___________ ?
①
How often do you hear from Mary
②
How many people are there in your family
③
How much is the postage
④
How much will it cost
【多选题】
A: Hey, taxi! Could you take me to the Friendship Hotel?B: _______________ .
①
Sure
②
Certainly
③
Of course
④
Here you are
【多选题】
A: Is he married?B:_________
①
No, he is not married.
②
No, he is still single.
③
No, he doesnt.
④
No, he didnt.
【单选题】
Department stores in London are very large. They are called department stores because they have many_________ departments.
①
delicious
②
different
③
domestic
④
delighted
【单选题】
My father used to be very weak,_________ now he is much stronger.
①
but
②
at
③
and
④
when