Bài tập 6: Cho hàm truyền của một hệ thống số có dạng như sau: H(z)=
a. Tìm đáp ứng xung của hệ thống trên
b. Vẽ sơ đồ hệ thống trên.

Aletter or menu command that starts an action when the user presses the designated letter and the alt key together is called what?

You are working as a security analyst in a company xyz that owns the whole subnet range of 23.0.0.0/8 and 192.168.0.0/8. while monitoring the data, you find a high number of outbound connections. you see that ip's owned by xyz (internal) and private ip's are communicating to a single public ip. therefore, the internal ip's are sending data to the public ip. after further analysis, you find out that this public ip is a blacklisted ip, and the internal communicating devices are compromised. what kind of attack does the above scenario depict?

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.