A student has created a Book class. The class contains variables to represent the following. An int variable called pages to represent the number of pagesA boolean variable called isHardcover to indicate whether or not the book is hardcoverThe object story will be declared as type Book. Which of the following descriptions is accurate?a- An instance of the story class is Book. b- An instance of the Book object is story. c- An attribute of the story object is isHardcover. d- An attribute of the pages object is Book. e- An attribute of the Book instance is story.

Which virus-infecting components are email messages prone to carry? one of the problems associated with the use of email communication is that email messages are prone to carry virus-infecting .

Usually, when we sniff packets, we are only interested certain types of packets. we can do that by setting filters in sniffing. scapy’s filter use the bpf (berkeley packet filter) syntax; you can find the bpf manual from the internet. set the following filters and demonstrate your sniffer program again (each filter should be set separately): (a) capture only the icmp packet. (b) capture any tcp packet that comes from a particular ip and with a destination port number 23. (c) capture packets comes from or to go to a particular subnet. you can pick any subnet, such as 128.230.0.0/16; you should not pick the subnet that your vm is attached to.

Select the correct answer. andy received a potentially infected email that was advertising products. andy is at risk of which type of security threat? a. spoofing b. sniffing c. spamming d. phishing e. typo-squatting