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【单选题】
根据《公司法》的规定，下列项目中，不属于有限责任公司设立程序的是( )。A.
制定公司章程
B.
申请设立登记
C.
召开创立大会
D.
签发出资证明书
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举一反三
【单选题】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.
【单选题】在pH＝0的无色透明溶液中，因发生氧化还原反应而不能大量共存的离子组是（ ）
A.
Na + 、K + 、MnO 4 — 、Cl —
B.
Cl — 、SO 4 2— 、K + 、Na +
C.
Na + 、Cl — 、CH 3 COO — 、K +
D.
K + 、I — 、Na + 、ClO —
【简答题】A signal source has an open-circuit voltage of 10mV and a short-circuit current of 10μA. The source resistance is kΩ
【单选题】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? (Select all valid answers)
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.
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