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【单选题】

What should you do if you receive an email telling you that you have won a competition you did not enter?

A.
Contact the sender of the email and tell him he has made a mistake.
B.
Open the message to see if the prize is worth claiming.
C.
Open the message and claim the prize.
D.
Delete the mail immediately.
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举一反三

【单选题】The main function of the controller is ().

A.
Make logical judgment
B.
Arithmetic operation on data
C.
Input and output of control data
D.
Command all parts of the computer to work automatically and coordinately

【单选题】Data stored in ROM when the computer is powered off ().

A.
Will not lose
B.
Partial loss
C.
May be lost
D.
Completely lost

【单选题】WPS, word and other word processing software belong to().

A.
Management software
B.
Application software
C.
Network software
D.
System software

【单选题】加工企业内销( ),不需征缓税利息。

A.
受灾保税货物
B.
保税加工过程中产生的边角料
C.
保税加工料件、剩余料件
D.
保税加工制成品、残次品