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【简答题】
The True Story of Treasure Island It was always thought that Treasure Island was the product of Robert Louis Stevenson's imagination. ____, recent research has found the true story of this exciting work. Stevenson, a Scotsman, had lived ____ for many years. In 1881 he returned to Scotland for a . With him were his American wife Fanny and his son ___. Each morning Stevenson would take them out for a long over the hills. They had been ___ _ this for several days before the weather suddenly took a turn for the worse. Kept indoors by the heavy rain, Lloyd felt the days ____. To keep the boy happy, Robert asked the boy to do some ___ _. One morning , the boy came to Robert with a beautiful map of an island. Robert _ _ that the boy had drawn a large cross in the middle of ___ . 'What's that?' he asked. 'That's the _ _ treasure,' said the boy. Robert suddenly _ ___something of an adventure story in the boy’s _ _ . While the rain was pouring, Robert sat down by the fire to write a story. He would make the _ _ a twelve-year-old boy, just like Lloyd. But who would be the pirate(海盗)? Robert had a good friend named Henley, who walked around with the __ __ of a wooden leg. Robert had always wanted to ____ such a man in a story. _ __ Long John Silver, the pirate with a wooden leg, was _ ___. So, thanks to a___ ___ September in Scotland, a friend with a wooden leg, and the imagination of a twelve-year-old boy, we have one of greatest _ ____ stories in the English language. 小题1: A.However B.Therefore C.Besides D.Finally 小题2: A.alone B.next door C.at home D.abroad 小题3: A.meeting B.story C.holiday D.job 小题4: A.Lloyd B.Robert C.Henley D.John 小题5: A.talk B.rest C.walk D.game 小题6: A.attempting B.missing C.planning D.enjoying 小题7: A.quiet B.dull C.busy D.cold 小题8: A.cleaning B.writing C.drawing D.exercising 小题9: A.doubted B.noticed C.decided D.recognized 小题10: A.the sea B.the house C.Scotland D.the island 小题11: A.forgotten B.buried C.discovered D.unexpected 小题12: A.saw B.drew C.made D.learned 小题13: A.book B.reply C.picture D.mind 小题14: A.star B.hero C.writer D.child 小题15: A.help B.problem C.use D.burden 小题16: A.praise B.produce C.include D.accept 小题17: A.Yet B.Also C.But D.Thus 小题18: A.injured B.born C.hired D.written 小题19: A.rainy B.sunny C.cool D.windy 小题20: A.news B.love C.humorous D.adventure
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【单选题】TCP 使用三次握手协议来建立连接,握手的第一个报文段是由码位字段的 位被置为 1 来识别,表示请求连接。
A.
SYN
B.
ACK
C.
PSH
D.
FIN
【单选题】TCP使用三次握手协议来建立连接,设甲乙双方发送报文的初始序号分别为X和 Y,甲方发送(69)的报文给乙方,乙方接收报文后发送(70)的报文给甲方,然后甲方发送一个确认报文给乙方便建立了连接。 (注:ACK的下标为捎带的序号)
A.
SYN=1,序号=X
B.
SYN=1,序号=X+1,ACKX=1
C.
SYN=1,序号=Y
D.
SYN=1,序号=Y,ACKY+1=1
【简答题】TCP 使用三次握手协议来建立连接,握手的第一个报文段是由码位字段的 位被置为1来识别,表示请求连接。
【单选题】TCP使用三次握手协议来建立连接,假设甲乙双方发送报文的初始序列号分别为X和Y,甲方发送SYN=1,序号=X的报文给乙方,乙方接收报文后发送( )的报文给甲方,然后甲方发送一个确认报文给乙方便建立了连接。
A.
SYN=0,序号=Y;ACK=1,确认序号=X+1
B.
SYN=1,序号=Y;ACK=0,确认序号=X+1
C.
SYN=1,序号=Y;ACK=1,确认序号=X+1
D.
SYN一1,序号=Y;ACK=1,确认序号=X
【单选题】TCP使用三次握手协议来建立连接,握手的第一个报文段中被置为1的标志位是()。
A.
SYN
B.
ACK
C.
FIN
D.
URG
【简答题】将八进制数253.74转换成二进制数。
【单选题】TCP使用三次握手协议来建立连接,握手的第一个报文段首部中的( )位被置为 1来识别,表示请求连接。
A.
SYN
B.
ACK
C.
PSH
D.
FIN
【简答题】● TCP 使用三次握手协议来建立连接,设甲乙双方发送报文的初始序号分别为 X和 Y,甲方发送 (69) 的报文给乙方,乙方接收报文后发送 (70) 的报文给甲方,然后甲方发送一个确认报文给乙方便建立了连接。
【单选题】八进制数253.74转换成二进制数是
A.
1.01010111111E7
B.
1.01110110101E7
C.
1.10010111001E7
D.
1.01011111011E7
【单选题】八进制数253.74转换成二进制数是
A.
10101011.1111
B.
10111011.0101
C.
11001011.1001
D.
10101111.1011
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