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Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN: 9780133594140
Author: James Kurose, Keith Ross
Publisher: PEARSON
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Please answer the below all questions....

Transcribed Image Text:10.In some C++ program there is an object name myob which is an instantiation of a class which has an
overloaded operator ) ... takes an int and returns void. which of the following are true statements about
the implementation of the class, the operator and. usage of this operator?
O Given the object named myob as described, this is a legal way to call it is overloaded operator() :
myob(3);
O The class can also implement another version of the overloaded operator) such as one which
takes two ints .void
O The class may have implemented the overloaded operator) as either a member function or non
member function
O The class can also implement another version of the overloaded operator() such as one which
takes an int. Int.
O Implementations of the overloaded operator() may not access data members of the class
11.A user opens an existing file for editing by issuing the 'vi my_file' command and moves the cursor to
the 70th line. The editor is not in INSERT mode. Which of the following statements corectly describe the
results of executing a?"a.*d$?-1 command?
O t will search backwards (from the current cursor position) for a word that begins with 'a' and ends
with 'd'.
O If the search is successful the cursor will move to the line before the line containing the search
string.
O t will search backwards (from the line above the current line) for a word that begins with 'a' and
ends with 'd'.
O It will search backwards (from the line above the current line) for a line that begins with 'a' and
ends with 'd'.
O If the search is successful the cursor will move to the line containing the search string.
12.A user opens an existing file for writing by issuing the 'vi my_file' command and has not performed
any editing actions. Which of the following statements are correct?
O The :1,2w my_old_file command will always save the first two lines in file my_old_file.
O The :w $.zz command will attempt to copy to file my_file to file my_file.zz.
O The :e# command will cause the editor to reread the file.
O The zz command will cause the editor to be excited.
U the :ws command will share the file currently being edited
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