【单选题】【消耗次数:1】
使8段LED显示器显示数字的编码称为。
字形码
ASCII码
区位码
BCD码
参考答案:
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相关题目
【单选题】 使8段LED显示器显示数字的编码称为( )。
①  字形码
②  ASC码
③  区位码
④  国标区位码
【判断题】 字形码是输给8段显示器的段控端。
①  正确
②  错误
【单选题】 已知汉字家的区位码是2850,则其国标码是________。
①  4870D
②  3C52H
③  9CB2H
④  A8D0H
【单选题】 LCD显示器比LED显示器( )。
①  费电
②  省电
③  亮度高
④  屏幕大
【单选题】 共阴极LED数码管显示字符“6”的段码是____。
①  0x06
②  0x7D
③  0x82
④  0xFA
【单选题】 ASCII码是(  )编码
①  英文字符
②  汉字
③  图像
④  显示卡
【判断题】 LED显示器有共阳极和共阴极之分。
①  正确
②  错误
【单选题】 为了解决汉字的显示和输出问题,需要对汉字进行编码,这种编码称为汉字的( )码。
①  国标
②  机内
③  字形
④  输入
【单选题】 在共阳极数码管使用中,若要是仅显示小数点,则其相应的字形码是____。
①  0x80
②  0x10
③  0x40
④  0x7F
【判断题】 8421BCD码、2421BCD码和余3码都属于有权码。
①  正确
②  错误
随机题目
【单选题】 I’d like to take you to the coffee house on the corner.
①  Thank you. You shouldn’t’ do that
②  Thanks, I’d like to go with you
③  No, you can’t say so
④  No, no, You can’t do that
【单选题】 He’s determined to finish the job __________ long it takes.
①  no matter
②  however
③  wherever
④  whatever
【单选题】 -- Could I speak to John Harris, please.
①  Oh, how are you
②  I’m John
③  I’m listening
④  Speaking
【单选题】 Why don’t you travel to New York on vacation?
①  I don’t want to go
②  Excuse me, because I can’t
③  I want to, but I haven’t got enough money
④  Because I’m going to school today
【单选题】 Could you help me with my homework, please?
①  No, no way
②  No, I couldn’t
③  No, I can’t
④  Sorry I can’t. I have to go to a meeting right now
【单选题】 Determined to __________ as if everything were normal, he responded with a kind of indifference.
①  carry on
②  account for
③  bring up
④  get through
【单选题】 Mary, your dress is really beautiful. How is John?
①  Thank you very much
②  No, no, John is not bad
③  Thank you. He is fine
④  Don’t say that. It’s ugly. John is good
【单选题】 Excuse me, sir. Where is Dr. Brown’s office?
①  You can’t ask me
②  Pardon? I have no idea
③  Please don’t say so
④  Sorry I don’t know, but you can ask the man over there
【单选题】 a reading lamp on the table.
①  There is
②  There has
③  It is
④  It has
【单选题】 And what we got to __________ is a disgrace.
①  come up with
②  catch up with
③  put up with
④  keep up with