2.2 Q2: Which of the following is not a valid Java identifier?
举一反三
- 下面，哪一个是有效的标识符（Which is a valid identifier）?
- 中国大学MOOC: Which of the following quote could be a valid export quote? ( )
- Which of the following is not a valid conclusion from Rutherford’s alpha particle scattering experiment? ( )
- Which of the following is not a valid setting for the PROGRAM_TYPE parameter in a program object or the JOB_TYPE parameter in a job object？（）
- Which of the following is true of Chow test? A: It is a type of t test. B: It is only valid under homoskedasticty. C: It is a type of sign test. D: It is only valid under heteroskedasticity