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(c) At a recent meeting of the board of directors, the managing director of Envico Ltd said that he considered it essential to be able to assess the ‘value for money’ of each seminar. He suggested that the quality of the speakers and the comfort of the seminar rooms were two assessment criteria that should be used in order to assess the ‘value for money’ of each seminar. Required: Discuss SIX separate and distinct assessment criteria (including those suggested by the managing director), that would enable the management of Envico Ltd to assess the ‘value for money’ of each seminar. (6 marks)
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举一反三
【单选题】能正确表示“当x的取值范围在[1,10]和[100,110]范围内为真,否则为假” 的表达式是( )。
A.
(x>=1)&&(x<=10)&&(x>=100)&&(x<=110)
B.
(x>=1)||(x<=10)||(x>=100)||(x<=110)
C.
(x>=1)&&(x<=10)||(x>=100)&&(x<=110)
D.
(x>=1)||(x<=10)&&(x>=100)||(x<=110)
【单选题】下列 能正确表示当 x 的取值在 [1,10] 和 [200,210] 范围内为真 , 否则为假的表达式是 ( ) 。
A.
( 1<=x<=10 ) || (200 <=x <=210)
B.
(x>=1) | | (x<=10) | | (x>=200) | | (x<=210)
C.
(x>=1) && (x<=10) | | (x>=200) && (x<=210)
D.
(x>=1) | | (x<=10) && (x>=200) | | (x<=210)
【单选题】能正确表示:当x的取值范围在[1,10]或[100,110]内为真,否则为假的表达式是( )
A.
（x＞＝1）&&（x＜＝10）&&（x＞＝100）&&（x＜＝110）
B.
（x＞＝1）||（x＜＝10）||（x＞＝100）||（x＜＝110）
C.
（x＞＝1）&&（x＜＝10）||（x＞＝100）&&（x＜＝110）
D.
（x＞＝1）||（x＜＝10）&&（x＞＝100）&&（x＜＝110）
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