相关考题

单项选择题 Being even moderately___increases your risk of developing high blood pressure. ( ) A. overweight B. flabby C. chubby D. plump

单项选择题 若有以下程序段____。int x=1,y=2;X=X^y;y=y ^X;X=X^y;则执行以上语句后x和y的值分别是___ A、x=1,y=2 B、x=2,y=2 C、x=2,y=1 D、x=1,y=1

单项选择题 陶渊明的诗,创造了一个情、景、理水乳交融,艺术“空灵”与“充实”两相统一的完美境界,这在他的名篇“结庐在人境”一诗中得以明证。( )A.对B.错

单项选择题 大数据能帮助教师改进教学。利用大数据方法,教师通过学生反馈回来的作业,就可以发现到底是哪些学生并没有真正听懂,进而有针对性地加以辅导。( ) A.对B.错

单项选择题 为了履行《联合国反腐败公约》,我国应当开展有助于不容忍腐败的公众宣传活动,以及 包括中小学和大学课程在内的公共教育方案。( ) A.对B.错

单项选择题 What social networking elements are often applied to the process of social-commerce? ( )​ A.like and sharing B.discussion and interactionC.connectionD.all of the above

单项选择题 A.B.C.D.0

单项选择题 坚持群众自愿、政策引导,鼓励并逐步规范常见病、多发病病人首先到基层医疗卫生机构就诊,对于超出基层医疗卫生机构功能定位和服务能力的疾病,由基层医疗卫生机构为病人提供转诊服务。( )A.对B.错

单项选择题 A junior risk analyst is modeling the volatility of a certain market variable and is trying to decide between EWMA and GARCH(1,1) models. Which of the following statements about the two models is correct?( ) A.The EWMA model is a special case of the GARCH(1,1) model with the additional assumption that the long run volatility is zero.B.A variance estimated from the GARCH(1,1) model is a weighted average of the prior day's estimated variance and the prior day's squared return.C.The GARCH(1,1) model assigns a higher weight to the prior day's estimated variance than the EWMA model.D.A variance estimated from the EWMA model is a weighted average of the prior day's estimated variance and the prior day's squared return.

单项选择题 长生殿更为人所知的是唐玄宗和杨贵妃的故事,这里曾是他们七夕盟誓之地。而实际上长生殿最早建于唐代天宝六年(公元748年),也被称为七圣殿,为供奉唐代自高祖李渊、太宗李世民、高宗李治、中宗李显、睿宗李旦及追封的太上玄元皇帝老子李耳以及谁共七位皇帝灵位之地?A.世祖李昺B.大圣皇后武则天C.义宗李弘D.代宗李豫