Which of the following is the escape character?
a. *
b. \
c. \n
d. "
b. \
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A string object's ____________ method returns true if the sub string being searched for is contained within the string; otherwise it returns false.
a. Contains b. Sub string c. Index Of d. Insert
Answer the following questions true (T) or false (F)
1. The class D inherits from base class B using public inheritance. The class B has public member function f(), but the derived class has no function member with this signature. The f() is not available to an object of class D. 2. Deriving a class from a base class requires serious changes to the base class.
Modify the cdh function to filter out multiple occurrences of the same directory. The new function should work as shown
$ cdh –l 0 /users/pat $ cdh $ cdh $ cdh –l 0 /users/pat $
Which of the following are uses of the ping utility? (Choose all that apply.)
A. testing the host connection B. testing access over a WAN connection C. testing the HTTP protocol D. testing TCP port 23