更多"Two stations on a LAN transmit at t"的相关试题:
[单项选择]If you try to chase two rabbits at the same time, you will not catch ________ one.
A. each
B. any
C. neither
D. either
[单项选择] Router R1 has two LAN interfaces and three serial interfaces enabled for IPv6. All the inte rfaces use link local addresses automatically generated by the router. Which of the following could be the link local address of R1's interface S0/0?（）
A. FEA0::200:FF:FE11:0
B. FE80::200:FF:FE11:1111
C. FE80::0213:19FF:FE7B:0:1
D. FEB0::211:11FF:FE11: 1111
[单项选择]Why can all the astronauts sleep at the same time
A. They have to follow the same timetable.
B. The radio will take care of the aircraft for them.
C. There are enough sleeping bags in the spacecraft.
D. There is no need for them to watch over the spacecraft.
[单项选择]At about the same time, some black Christians walked in protest out of churches where they were forced to worship in ________ sections.
A. segregated
B. sustained
C. connected
D. engaged
[单项选择]John was a student, but at the same time he was ______.
A. a butcher and doctor
B. a manager and doctor
C. an assistant
D. a manager
[单项选择]______ all this disadvantage, he at the same time has many advantages.
A. Regardless of
B. Although
C. Despite
D. No matter
[单项选择]Californians and New Englanders speak the same language and ______ by the same federal laws.
A. sustain
B. stand
C. abide
D. conform
[单项选择]On a half-duplex Ethernet LAN, two hosts attempt to send data simultaneously,resulting in a collision. Following this collision, what will the hosts do?（）
A. The destination host sends a request to the source for retransmission.
B. The jam signal indicates that the collision has been cleared.
C. The hosts will attempt to resume transmission after a time delay has expired.
D. An electrical pulse indicates that the collision has cleared.
E. The router on the segment will signal that the collision has cleared.
F. The hosts will do nothing, as the higher layers are responsible for data error correction and re-transmission.
[单项选择]There are two networks sharing the same office space. One network already has an 802.11g accesspoint. The second network acquires one as well. If known, which of the following would help keep the two networks from interfering with each other?（）
A. Channel
B. WEP key
C. Pre-shared key
D. Encryption type
[单项选择]When two people feel the same way about each other, their feelings are ______.
A. habitual
B. mutual
C. relevant
D. equivalent
[单项选择]The two things are the same in outward form but different ______.
A. in general
B. in addition
C. in essence
D. in common
[单项选择]Two users share the same Windows 7 computer. The first user creates a document intended to be used by both users, and then logs off. The second user logs on and types the name of the document in the Start menu, but the document is not found. Which of the following is the problem?（）
A. The document is set to hidden.
B. The document is locked.
C. The document was saved as a system document.
D. The document is owned by the first user.
[单项选择]In paragraph two, "being the same on the wavelength" means ______.
A. using the same frequency while talking
B. keeping the same friendly relationship as other people do
C. having similar ideas, belief, attitudes and interest
D. having the same background
[单项选择]Two men, starting at the same point, walk in opposite directions for 4 meters, turn left and walk another 3 meters. What is the distance between them
A. 6m
B. 10m
C. 12.5m
D. 14m
[单项选择]The same Web site is visited for the second time using a branch SRX Series Services Gateway configured with SurfControl integrated Web filtering.Which statement is true?（）
A. The SRX device sends the URL to the SurfControl server in the cloud and the SurfControl server provides the SRX.
B. The SRX device sends the URL to the SurfControl server in the cloud and the SurfControl server asks the SRX device previously visited.
C. The SRX device looks at its local cache to find the category of the URL.
D. The SRX device does not perform any Web filtering operation as the Web site has already been visited.
[单项选择]______ , the two parties will have the same amount of luck to win the election.
A. All other things are equal
B. Were all other things equal
C. All other things being equal
D. If all other things were equal
