问题 问答题 简答题

和CN对接时,APBE的光口指示灯熄灭,请描述检查步骤。

答案

参考答案:

1)检查RNC的接口板(APBE.和CN的接口板(SIUP)的RUN灯是否是1S慢闪,来判断单板是否运行正常。

2)检查RNC和CN的光口有没有插紧;

3)检查双方的光模块是否匹配(单模还是多模);

4)检查光纤的收发是否接反了;

5)检查RNC到CN的光纤连接是否通畅。判断传输线缆问题,通常可以采用逐段环回法来定位,基本原则是在各个线缆对接的地方,可以分别向RNC和CN进行自环,最终定位到某段传输具体出问题的地方。一般使用光纤法兰盘来进行环回测试。

填空题

Part 4


Questions 26-45


·Read the following text and decide which answer best fits each space.
·For questions 26-45, mark one letter A, B, C or D on the Answer Sheet.

Speaking Her Hind


By the time they turn 55, most Hollywood actresses see their careers start to fade. Not (26) for Susan Sarandon, who will help kick offthe fall movie season with three films.
(27) of the movies are likely to be blockbusters, but Sarandon chooses her (28) more for the stories they tell (29) for their commercial potential. "If we’re very lucky, these films will (30) questions that people will talk about," she says.
She’s done her own share of questioning, and arrived at a place in life (31) she’s not afraid to stand (32) her convictions—and then follow (33) with action. The eldest of nine children in a New Jersey Roman Catholic family, she stumbled into an acting (34) when she attended an audition with her ex-husband, Chris Sarandon. Twenty-five years and five Oscar nominations later, she (35) a Best Actress Academy Award for her role as Sister Helen Prejean in 1995’s Dead Man Waling, a searing film about capital punishment.
By (36) Sarandon was practiced at using her celebrity to (37) causes close to her heart. (38) , while presenting an award at the 1993 Oscars, she and longtime partner Tim Robbins, an actor and director, took 30 seconds of their podium time to speak on (39) of Haitian refugees with AIDS. "At the (40) of acting and activism is imagination," Sarandon says. "I’ve (41) had the ability to imagine being in someone else’s shoes."
She is a supporter of end-hunger and poverty (42) including Heifer International, Madre, and Habitat for Humanity, as (43) as the Center for Constitutional Rights. In the aftermath of September 11, she cooked for workers at Ground Zero, did benefit performances, and befriended firefighters and victims’ families.
Sarandon is (44) hands-on in the role she calls her (45) important—mother of three children.

A.won

B.granted

C.followed

D.sought

问答题 简答题