对系统有着影响的所有外部因素的集合就是环境。()

判断题若*P结点只有左子树PL或者只有右子树PR，此时只需令PL或PR直接成为其双亲结点*f的右子树即可。()

判断题如果安全联合SA的索引值相同，则其包含的含义是一样的。()

判断题F=AB＋Cˉ的对偶函数是F′=(Aˉ＋Bˉ)C。()

判断题China Mobile has become the most valuable Chinese brand, followed by Alibaba Group Holdings Ltd and Tencent Holdings Ltd.()

判断题In marketing place refers to the distribution of the product.()

判断题Cold calling is the marketing process of approaching prospective customers or clients—typically via telephone，by email or through making a connection on a social network—who were just expecting such an interaction.

判断题Traditional forms of marketing such as newspaper and television advertising, direct mail and cold calling integrate well with the powerful medium of the Internet and have become more and more effective as a result.()

判断题Internet marketing is a new ‘fad’, a phase that will eventually pass.()

判断题The best branding image for US is to present itself as the world’s last superpower.()

判断题Close to two in five of organizations in Singapore felt data analytics was the top digital marketing skills gap that they needed to fill.()

判断题Jack Trout’s clients did not include agencies in American government or political parties.()

判断题Many companies succeeded because they watered down their brand names by branching out and ignoring their core strength and benefits.()

判断题Apple’s sales has fallen continuously for 5 years in China.()

判断题So far, digital has drawn the largest share of adults’ time spent with media in the UK, France and Germany.()

判断题Luca and Dai created a randomized sample of 7,210 U.S. restaurants to see the traffic change results with and without search ads.()