Part of the concrete syntax given in the 1960 Report on ALGOL 60 is as follows: I -> if then if then else I begin end In the 1963 report on Algol, this was changed to: I ; then if then else -> statement> I begin end statement> -> Show using examples what if-statements in Algol looked like (with one or more statements in the then/else-parts).
Demonstrate with an example why the original syntax was unsuitable and why the revised syntax is an improvement.

Apex q: what does a low employment rate indicate? a. not many people are earning high salaries b. not many people are going to college c. not many people are renting their homes d. not many people have jobs

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.

People with high self-esteem: accept their strengths and weaknesses. believe that failed experiences are failures of their whole self. feel good about who they are only when they reach total success. need positive external experiences to counteract negative feelings that constantly plague them.