关于赋值语句，以下选项中描述错误的是( )
以下选项中符合Python语言变量命名规则的是（）
表达式 eval(‘500/10’) 的结果是：( )
以下关于程序设计语言的描述，错误的选项是：（）
关于import引用，以下选项中描述错误的是：( )
python源程序执行的方式：（）
计算机中信息处理和信息储存用（）
print(“1”,1)的输出是( )
Generally speaking, the higher the sound quality is required, the higher the quantization level and the lower the sampling frequency is.
The higher the sampling frequency, the closer the discrete digitized sound wave is to its original waveform.
Audio files in WAV format do not use compression algorithm, so they have good sound restorability, strong stereoscopic impression and relatively large file capacity.
MPEG video compression standards include MPEG-1, MPEG-2, MPEG-4, MPEG-7 and MPEG-21.
Which is incorrect among the following statements about the “masking effect”?
_ _ _ _ _ _ is a basic unit constituting video information.
What is the correct processing sequence for acquiring and processing audio signals?