Which two of these correctly describe Fibre Channel？（） [" supports multiple protocols"," works only in a shared or loop environment"," allows addressing for up to 4 million nodes"," allows addressing for up to 8 million nodes"," provides a high speed transport for SCSI payloads"," may stretch to a distance of up to 100 km before needing extender"]
下列关于专业技术人员执行力的说法中，错误的是（）。 ["执行过程中不能随遇而安，想如何就如何","执行力是专业技术人员具备的最基本条件","执行力体现在完成科研转化工作目标的程度上","执行力强调发挥创造性思维和个人主观能动性"]
物体受力才会运动。
狭义的和广义的促进学习过程的基本的区别在于（）。 ["对信息传播过程和传播的内容的规定。","对学习过程的形成、变化、实施、策略和发展等影响程度的规定","对目的性、计划性、教学性和特定领域的规定","对广泛性、实用性和发展趋势的规定"]
下列选项中正确的是（） ["拉瓦尔喷管里喷管前半段气流速度一定小于音速。","拉瓦尔喷管里喷管后半段气流速度一定大于音速。","拉瓦尔喷管里喷管前半段气流速度一定在加速。","拉瓦尔喷管里喷管后半段气流速度一定在加速。"]
中国晋宋时代著名画家（）提出了“畅神说”。
