题目
● __(73)__ are the four major activities of software configuration management.
①configuration identification ②statement report ③change control
④preparation of requirement document ⑤configuration auditing
(73)A.①②③④ B.①②④⑤ C.①②③⑤ D.②③④⑤
第8题
●Suppose we have the relation schema R(A,B,C,D)with functional dependencies;F{A→B,B→C,C→D,D→A},then R(A,B,C,
D.at least is in (73) .
(73) A.1NF
B.2NF
C.3NF
D.BCNF
第10题
Let the schema R(U, F), U=ABCD, F={A→BC, C→D}. The schema R(U, F)is in the normal form. of(73)。
A.1NF
B.2NF
C.3NF
D.BCNF
第11题
在标准ASCII码表中,若英文字母I的十进制码值是73,则小写字母f的十进制码值为______。
A.102
B.101
C.103
D.100
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