快乐学习
一个网站喵查铺子（catpuzi.com）全搞定~
A、Audio and video
B、Animation and image
C、Sound card and CD
D、Text and image
喵查答案：Sound card and CD
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A、The more channels and data, the better sound quality
B、The more channels and less data, the worse the sound quality
C、The less channels and more data, the better the sound qualit……继续阅读 »
A、Sound size
B、Bit size of quantization
C、Sampling frequency
D、Compression technology
喵查答案：Bit size of quantization
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A、Quantization bits are the number of samples taken from the acoustic analog signal in one second
B、Quantization bits are the bits of decimal data for each sampling point
C、Quantiz……继续阅读 »
A、mp3
B、mega
C、voc
D、wav
喵查答案：wav
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A、正确
B、错误
喵查答案：正确
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A、正确
B、错误
喵查答案：错误
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A、正确
B、错误
喵查答案：正确
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A、正确
B、错误
喵查答案：正确
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A、Switch
B、Router
C、Server
D、Firewall
喵查答案：Firewall
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A、Using antivirus software
B、Using log audit system
C、Using intrusion detection system
D、Using firewall to prevent internal attack
喵查答案：Using firewall to prevent internal attack
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A、Evesdropping
B、Frgery
C、Identity Authentication
D、Denial of Service Attacks
喵查答案：Identity Authentication
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A、The symmetric cryptographic algorithm is safer than asymmetric cryptographic algorithms
B、The key length of symmetric cryptographic algorithm is longer than that of the asymmetri……继续阅读 »
A、Illegal access and electronic eavesdropping by unauthorized users
B、Invasion of computer virus
C、Network hackers
D、All of the above
喵查答案：All of the above
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A、The information system under the network environment is more complex than the stand-alone system, and the information security problem is more difficult to be guaranteed than the……继续阅读 »
