Break the following monoalphabetic substitution cipher. The plaintext, consisting of letters only, is an excerpt from a poem by Lewis Carroll. mvyy bek mnyx n yvjjyr snijrh invq n muvjvdt je n idnvy
jurhri n fehfevir pyeir oruvdq ki ndq uri jhrnqvdt ed zb jnvy
Irr uem rntrhyb jur yeoijrhi ndq jur jkhjyri nyy nqlndpr
Jurb nhr mnvjvdt ed jur iuvdtyr mvyy bek pezr ndq wevd jur qndpr
mvyy bek, medj bek, mvyy bek, medj bek, mvyy bek wevd jur qndpr
mvyy bek, medj bek, mvyy bek, medj bek, medj bek wevd jur qndpr

Explain why it is reasonable to assume that receiving 3 duplicate acks in tcp is an indication that the network is not currently congested.

When jen is planning to upgrade to a monitor with a better resolution, what should she be looking for in the new monitor?

1)consider the following code snippet: #ifndef book_h#define book_hconst double max_cost = 1000.0; class book{public: book(); book(double new_cost); void set_cost(double new_cost); double get_cost() const; private: double cost; }; double calculate_terms(book bk); #endifwhich of the following is correct? a)the header file is correct as given. b)the definition of max_cost should be removed since header files should not contain constants. c)the definition of book should be removed since header files should not contain class definitions. d)the body of the calculate_terms function should be added to the header file.