The ________ helps ensure that messages are properly routed from sender to receiver and that the messages arrive intact.
a) Internet Protocol (IP)
b) The Ethernet standard
c) HyperText Markup Language (HTML)
d) Transmission Control Protocol (TCP)
d) Transmission Control Protocol (TCP)
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Answer the following questions true (T) or false (F)
1. You get the manipulators endl and member functions setf and precision with the iostream header, but you have to include the iomanip header to get the manipulators setw and setprecision.. 2. C++ uses the system file name for the program file name.
Consider the use of unclustered B + trees for external sorting. Let R denote the number of data records per disk block, and let F be the number of blocks in the data ?le. Estimate the cost of such a sorting procedure as a function of R and F. Compare this cost to merge-based external sorting. Consider the cases of R = 1, 10, and 100.
What will be an ideal response?
Styles ____ the attributes of higher-level tags when those attributes are not also specified in the current style.
A. approximate B. intuit C. cascade D. inherit
Which Windows features should be enabled, on a specific volume, if you have to restore single files often because of accidental deletion or to recover a previous version of a file?
A. System state recovery B. File Recovery C. Shadow Copies D. one-time backup