Delete_Matrix(headnode *t);
희소행렬을 저장한 리스트를 삭제해주는 함수. 각 희소행렬은 헤드노드, 행/열의 인덱스 배열, 원소들의 노드, tail을 갖고 있으므로,
이를 차례로 지워준다. 먼저 각 노드들을 헤드에 저장된 원소의 갯수만큼 whil을 수행하여 지워주고, tail을 삭제하여 준다. 다음으로
각 인덱스
Security Threats in Finance
DDoS
Activating
simultaneously several PCs and attacking a designated website
Attacking method which takes over or destroys system resources, thus, disabling the system
Phishing
Illegal use of personal information taken out from hacked website or email of financial company
DDoS는 분산 서비스 거부 공격을 뜻한다. 디도스 공격이란
DDoS Attacks in Korea
Status & Trends DDoS Attack In Korea
First DDoS attack is occurred in 2006
Increase of target systems
- Small Websites Major Websites(Bank, Portal, …)
Increase of a ransom DDoS
Increase of Application-layer DDos attack (Above 50%)
- HTTP Get flooding, Slowloris, SIP flooding
- Network Bandwidth Consumption System Resource Consumpti
Smart phone make people surffing the internet anywhere and make easy to approach social media. In social media people upload a picture or restaurant which they ate. That makes other people, who look at that social media like blog or facebook, etc., hungry. So we can think about these social media not only the human networks but also food industry marketing or some of promotion ways. Now we should
Q1-a
Select a product category where most brands seem to be pretty much the same
Describe some ways to differentiate that offering
Bottled water
Reason We Chose ‘Bottled Water
Various Brands Exist
But We Buy the Cheapest!
How to Differentiate
Premium Trend
Develop the deeper product line
Add more benefits
E.g.. Awakening, refreshing, relaxing, slimming and etc.
Sele