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【判断题】
发球队员击球后的犯规与对方位置错误同时发生,判接发球队犯规。A.
正确
B.
错误
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参考解析：
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皮皮学刷刷变学霸
举一反三
【单选题】For security reasons, most airlines won’t let you take liquids in your ___________ luggage.
A.
baggage
B.
seat
C.
side
D.
carry-on
【单选题】For security reasons, the network administrator needs to prevent pings into the corporate networks from hosts outside the internetwork. Which protocol should be blocked with access control lists?
A.
IP
B.
ICMP
C.
TCP
D.
UDP
【单选题】An operator is asked to shutdown the telnet service for security reasons. What are the appropriate commands to achieve this?（）
A.
comment out telnetd in /etc/services refresh -s inetd
B.
comment out telnetd in /etc/inetd.conf refresh -s inetd
C.
comment out telnetd in /etc/rc.tcpip refresh -s telnetd
D.
comment out telnetd in /etc/inetd.conf refresh -s telnetd
【单选题】空腹静脉血浆葡萄糖正常值,目前采用的标准为
A.
＜6.0mmol／L
B.
≤6.1mmol／L
C.
＜7.0mmol／L
D.
＜7.8mmol／L
E.
＜11.1mmol／L
【简答题】For security reasons,please keep your bags and personal belongings with you all the time.Thank you for your vigilance.
【单选题】空腹静脉血浆葡萄糖正常值,目前采用的标准为
A.
≤6.1mmol／L
B.
＜7.0mmol／L
C.
＜7.8mmol／L
D.
＜6.0mmol／L
E.
＜11.1mmol／L
【单选题】For security reasons, the network administrator needs to prevent pings into the corporate networks from hosts outside the internetwork. Which protocol should be blocked with access control lists?
A.
IP
B.
ICMP
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