视频采集卡、1394卡、非编卡三者之间有什么区别？_爱下问搜题

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问题问答题简答题

视频采集卡、1394卡、非编卡三者之间有什么区别？

答案

参考答案：

视频采集卡：所有带视频采集功能的卡都可以称做是视频采集卡，这是一个总称。

394卡：通过IEEE标准来传输数据的数字接口卡，数据传输速度为400MB/S。

非编卡：具有自己的视频编码芯片，通过相关软件进行视频采集进行编辑时所加的各种特技及字幕能实时预览，并且能够实时输出视频的视频卡。如品尼高的DV500DVD、Matrox的X100以及Canopus的DVstorm XA等。

完形填空

完形填空（共20小题；每小题2分，满分40分）
阅读下面短文，从短文后各题所给的四个选项（A、B、C和D）中，选出最佳选项。
I’ll never forget the summer day in 1965 when my mother suddenly died of an unexplained illness at the age of 36. Later that afternoon, a police officer came to ask for my father’s 36 for the hospital to 37 Mother’s valve (心脏瓣膜). I was shocked. I ran into the house 38 . At 14 I just 39 understand why anyone would take apart a person I loved. 40 my father told the police officer, “Yes .” “How can you let them do that to her?” I 41 him.
“Linda,” he said quietly, 42 his arms around me, “the greatest 43 you can give is a 44 of yourself. Your mother and I decided 45 that if we can 46 a difference in just one person’s life after we die, our death will have 47 .”
The 48 my father taught me that day became one of the most 49 in my life.
Years passed. I married and had a family of my own. In 1986, my father became seriously ill. He 50 told me that when he died, he wanted to donate 51 was in good condition, especially his eyes.
My father died and we donated his eyes 52 he had wanted. Three days later, my daughter said, “Mum, I’m so 53 of what you did for Grandpa. At that moment I realized that my father gave much more than his 54 . What he 55 behind sparkled in my daughter’s eyes — pride.

D．in surprise

D．shouldn’t

C．explained to

判断题

无论是自然损耗所出现的故障，还是人为损坏所出现的故障，一般可归结为电路接点开路，电子元器件损坏和软件故障三种故障。（）