What are two characteristics of "store and forward" switching? (Select two answer choices)

A．Latency fluctuates regardless of frame. size.

B．The switch receives the complete frame. before beginning to forward it.

C．Latency through the switch varies with frame. length.

D．The switch checks the destination address upon receipt of headers.

[试题]What are the characteristics of the four levels of the ETL support model?简述ETL技术支持工作的四个级别的特点。

[单选题]What does the underlined word \"it\" in the last but two paragraph refer to

[单选题]According to John Kounios, what does the underlined word \"that\"in PARAGRA

[单选题]What is the relationship between the two speakers?A． CoupleB． FriendsC． Classmates

[主观题]What are the two problems with simply teaching group sports?

[单选题]An equity analyst follows two industries with the following characteristics

[单选题]What is missing at the discourse level between the two sentences \"Carol lo

[单选题]What agreement do the two speakers reach at the end of the conversation?A． The woman can take two days off. B. The woman needs to do some extra work.C． The woman should buy some travelling materials.

[单选题]Passage TwoWhat is your favorite color? Do you like yellow, orange or red? If you do, you must be an optimist (乐观者), a leader, an active person. Do you prefer grays and blues? Then you are probably quiet, shy and you would rather follow than lead. If

[单选题]What does the author mean by “it’s a two-waystreet’ in paragraph 10?A． China and India have different traffic rulesB． Tea trade works wonders in beth india and ChinaC．Chinese priducts are popular in both China and India,D．The exchanges between India