问题 填空题

ATM采用 【20】 将来自不同信息源的信元汇集在一起,排列后按优先级输出,形成首尾相接的信元流。

答案

参考答案:统计时分多路复用

解析:[命题目的] 考查ATM的特征。
[解题要点] ATM采用信元交换方式,采用统计时分多路复用技术。
[考点链接] ATM技术的重要特征有信元传输、面向连接、统计多路复用和服务质量。

阅读理解
School activities for kids
Secret of the Dragon
Time:    Monday, July 1, 2014, 10:30 am
Cost:    Adult: $ 8
Children (under 15): half
Tel :    3403 2578.
Address:Brisbane Botanic Gardens
Note:    Secret of the Dragon is a magical story about two children who ride a dragon to the space.
The Search for Life:
Time:   Thursday, July 4, 2014, 2:00 pm
Cost:    Adult: $ 14
Children (under 15): $ 7
Tel :    3403 7689.
Address:Brisbane Botanic Gardens
Note:     Are we truly alone in space? Is there any life out there? These are the questions asked in this show.
Magic Class
Time:     Friday, July 12, 2014, 10:00 am
Cost:      Free
Tel:      3403 8470.
Address:Centenary Community Club
Note:    Would you like to be a magician? Then join David to learn about real magic with playing cards and coins and be able to become the life of the party.
Science with Me:
Time:   Saturday, July 20, 2014, 3:00 pm
Cost:    Free
Tel:      3403 1226.
Address: 10, Egginton Close
Note:     Do you want to make a guitar with Katy and her mom? Science with Me is going to be with you. Please remember to bring all the things you need with you.
小题1:John, a 10-year-old boy, should pay ______ if he watches Secret of the Dragon.
A.$14B.$ 8C.$ 7D.$ 4
小题2:Alec is interested in space life. He may go to _______.
A.The Search for LifeB.Science with Me
C.Magic ClassD.Secret of the Dragon
小题3:You can go to Centenary Community Club on _____ if you want to learn about magic.
A.July 1, 2014B.July 12, 2014
C.July 4, 2014D.July 20, 2014
选择题