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31. 

TCP is:
A. Operates at the Data Link layer
B. Connection orientated and unreliable
C. Connection orientated and reliable
D. Connectionless and unreliable
32. 

An encyclopedic database
A. is an information utility that specializes in storing and searching information
B. is generally free
C. is easy for beginners to use
D. All of the above
E. None of the above
33. 

The dialogue techniques for terminal use do not include
A. questions and answers
B. open-ended questions
C. form fillings
D. menu display
E. None of the above
34. 

You have a network ID of 192.168.10.0 and require at least 25 host IDs for each subnet, with the largest amount of subnets available. Which subnet mask should you assign?
A. 255.255.255.192
B. 255.255.255.224
C. 255.255.255.240
D. 255.255.255.248
E. 255.255.255.255
35. 

The encoding method specified in the EIA-232 standard is _____.
A. NRZ-I
B. NRZ-L
C. Manchester
D. Differential Manchester