第16题: [单项选择]Most students ______ to the Summer Camp were good students. A. inviting B. invite C. to invite D. invited 参考答案:D 答案解析:受邀请参加夏令营的学生多数都是优秀学生。本题考查的是过去分词可作后置定语来修饰名词。Most students invited... =Most students who were invited.
第23题: [单项选择]Which of the following routing components is used for sending messages to other SMTP hosts?() A. Routing group B. Send connector C. DNS D. Delivery agent 参考答案:B
第33题: [单项选择]下列各存储器中,存取速度最快的一种是( )。 A. Cache B. 动态RAM(DRAM) C. CD-ROM D. 硬盘 参考答案:A 答案解析:[解析] 所谓Cache,即高速缓冲存储器,是位于CPU和主存储器DRAM(Dynamic RAM)之间的规模较小的但速度很高的存储器,通常由SRAM组成。