單項(xiàng)選擇題根據(jù)關(guān)系模型Teacher(編號(hào),職稱(chēng))下列SQL語(yǔ)句正確的是()

A:INSERT INTO Teacher(編號(hào),職稱(chēng))VALUES("070041","助教")
B:INSERT INTO Teacher("070041","助教")VALUES(編號(hào),職稱(chēng))
C:INSERT INTO VALUES(編號(hào),職稱(chēng))Teacher("070041","助教")
D:INSERT INTO VALUES("070041","助教")Teacher(編號(hào),職稱(chēng)


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2.單項(xiàng)選擇題假設(shè)某數(shù)據(jù)表中有一個(gè)"生日"字段,刪除80年出生的學(xué)生記錄的語(yǔ)句是()

A:DELETE FROM Student WHERE生日Between #80-01-01#And#80-12-31#
B:DELETE FROM Student WHERE生日Between("80-01-01"And"80-12-31")
C:DELETE FROM Student WHERE生日Between("80.01.01"And"80.12.31")
D:DELETE FROM Student WHERE生日Between #80.01.01#And#80.12.31#

3.單項(xiàng)選擇題在SQL查詢語(yǔ)句中,下列說(shuō)法正確的是()

A:一個(gè)UPDATE命令一次只能對(duì)一個(gè)表進(jìn)行修改
B:一個(gè)UPDATE命令同時(shí)能對(duì)多個(gè)表進(jìn)行修改
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4.單項(xiàng)選擇題SQL中的哪個(gè)關(guān)鍵字不會(huì)對(duì)表進(jìn)行寫(xiě)操作()

A:SELECT
B:DELETE
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D:INSERT

5.單項(xiàng)選擇題在SQL查詢語(yǔ)句中,"UPDATETeacherSET工資=工資+100"的意思是()

A:將Teacher表中的所有記錄的工資均增加100
B:將Teacher表中的當(dāng)前記錄的工資增加100
C:將Teacher表中的所有記錄的工資均設(shè)置為100
D:將Teacher表中的當(dāng)前記錄的工資設(shè)置為100