Part B
Directions:
Write an essay with the title “Reading Books in Printed Form. or on Computer” in which you should
1) analyze the strong points and weak points of each one, and
2) tell your own preference and your reasons.
You should write 160—200 words neatly on ANSWER SHEET 2.(20 points)
第1题:
Given the following DDL for the PARTS table:CREATE TABLE parts (part_no INT(9) NOT NULL, part_name VARCHAR(24), part_remain INT(9));All part numbers entered will be different and all rows should be displayed in order of increasing part numbers whenever the table is queried. Which of the following create index statements will meet this criteria and require the least amount of storage for the index object?()
A.CREATE UNIQUE INDEX idx_partno ON parts(part_no)
B.CREATE UNIQUE INDEX idx_partno ON parts(part_name ASC)
C.CREATE UNIQUE INDEX idx_partno ON parts(part_name, part_no ASC)
D.CREATE UNIQUE INDEX idx_partno ON parts(part_no, part_name ASC)
第2题:
What publications should a GMDSS Operator consult regarding the proper set-up and operation of vessel equipment ________.
A.ITU Publications
B.The manufacturers instruction manuals
C.Part 90 of the FCC Rules and Regulations
D.Code of Federal Regulations,Title 47,Part 80,Subpart W
第3题:
语素的主要作用是构词,根据其构词作用可分三部分,例如汉语中“老鹰、阿爸”中的“老、啊”和英语happiness、writer中的ness和er就是()、“鹰、爸、happy、write”是(),英语books、doing、walked中的s、ing和ed是()。
词缀;词根;词尾
略
第4题:
有下列SQL SELECT语句: SELECT * FORM. 成绩表 WHERE 物理 BETWEEN 80 AND 90 下列与该语句等价的( )。
A.SELECT * FORM. 成绩表 WHERE 物理<=90 AND 物理 >=80
B.SELECT * FORM. 成绩表 WHERE 物理 <90 AND 物理>80
C.SELECT * FORM. 成绩表 WHERE 物理>=90 AND 物理<=80
D.SELECT * FORM. 成绩表 WHERE 物理>90 AND 物理<80
第5题:
第6题:
30、如下程序的输出结果是 int main() { char books[][20]={"English","Math","Physical"}; int i,j; for(i=0;i<3;i++) { for(j=0;books[i][j]!=0;j++){ if(books[i][0]<books[i][j]) books[i][0]= books[i][j]; } } printf("%c",books[0][0]); return 0; }
A.E
B.s
C.n
D.h