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1. ¶ÁдԭʼÊý¾Ý£¬Ò»°ã²ÉÓÃʲôÁ÷£¿£¨ £©
A InputStream
B DataInputStream
C OutputStream
D BufferedInputStream


2. ΪÁËÌá¸ß¶ÁдÐÔÄÜ£¬¿ÉÒÔ²ÉÓÃʲôÁ÷£¿£¨ £©
A InputStream
B DataInputStream
C BufferedReader
D BufferedInputStream
E OutputStream
F BufferedOutputStream


3. ¶Ô¸÷ÖÖ»ù±¾Êý¾ÝÀàÐͺÍStringÀàÐ͵ĶÁд£¬²ÉÓÃʲôÁ÷£¿£¨ £©
A DataInputStream
B BufferedReader
C PrintWriter
D DataOutputStream
E ObjectInputStream
F ObjectOutputStream


4. ÄÜÖ¸¶¨×Ö·û±àÂëµÄI/OÁ÷ÀàÐÍÊÇ£º£¨ £©
A Reader
B InputStreamReader
C BufferedReader
D Writer
E PrintWriter
F ObjectInputStream
G ObjectOutputStream
H OutputStreamWriter


5. FileÀàÐÍÖж¨ÒåÁËʲô·½·¨À´ÅжÏÒ»¸öÎļþÊÇ·ñ´æÔÚ£¿£¨ £©
A createNewFile
B renameTo
C delete
D exists


6. FileÀàÐÍÖж¨ÒåÁËʲô·½·¨À´´´½¨Ò»¼¶Ä¿Â¼£¿£¨ £©
A createNewFile
B exists
C mkdirs
D mkdir


7. ¶ÔÎı¾Îļþ²Ù×÷ÓÃʲôI/OÁ÷£¿£¨ £©
A FileReader
B FileInputStream
C RandomAccessFile
D FileWriter


8. ÔÚunix·þÎñÆ÷www.openlab.com.cnÉÏÌṩÁË»ùÓÚTCPµÄʱ¼ä·þÎñÓ¦Ó㬸ÃÓ¦ÓÃʹÓÃportΪ13¡£´´½¨Á¬½Óµ½´Ë·þÎñÆ÷µÄÓï¾äÊÇ£º£¨ £©
A Socket s = new Socket(¡°www.openlab.com.cn¡±, 13);
B Socket s = new Socket(¡°www.openlab.com.cn:13¡±);
C Socket s = accept(¡°www.openlab.com.cn¡±, 13);


9. ´´½¨Ò»¸öTCP¿Í»§³ÌÐòµÄ˳ÐòÊÇ£º£¨ £©
A »ñµÃI/OÁ÷
B ¹Ø±ÕI/OÁ÷
C ¶ÔI/OÁ÷½øÐжÁд²Ù×÷
D ½¨Á¢socket
E ¹Ø±Õsocket


10. ´´½¨Ò»¸öTCP·þÎñ³ÌÐòµÄ˳ÐòÊÇ£º£¨ £©
A ´´½¨Ò»¸ö·þÎñÏ̴߳¦ÀíеÄÁ¬½Ó
B ´´½¨Ò»¸ö·þÎñÆ÷socket
C ´Ó·þÎñÆ÷socket½ÓÊÜ¿Í»§Á¬½ÓÇëÇó
D ÔÚ·þÎñÏß³ÌÖУ¬´ÓsocketÖлñµÃI/OÁ÷
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F ¹Ø±Õsocket
G ¹Ø±ÕI/OÁ÷


11. Java UDP±à³ÌÖ÷ÒªÓõ½µÄÁ½¸öÀàÐÍÊÇ£º£¨ £©
A UDPSocket
B DatagramSocket
C UDPPacket
D DatagramPacket
12. TCP/IPÊÇÒ»ÖÖ£º£¨ £©
A ±ê×¼
B ЭÒé
C ÓïÑÔ
D Ëã·¨


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