transfer the chained proof-of-work solutions, which was vulnerable to Sybil attacks, though.
1)Who developed hashcash, a proof-of-work scheme for spam control?
① David Chaum
② Stefan Brands
③ Adam Back
④ Wei Dai
해설
위 지문의 2~3번째 줄에 다음과 같이 설명되어 있다.
Adam Back developed hashcash, a proof- of-work scheme for spam control.
따라서 정
6. 신용장거래의 법률관계
(1) 개설의뢰인과 개설은행간의 법률관계
매수인은 먼저 거래은행과 외국환거래약정을 체결하여 신용장 개설을 의뢰하게 되는데 개설의뢰인과 개설은행의 기본적 법률관계는 이들 사이에 체결되는 외국환거래약정서에 의하여 결정된다. 개설은행은 이러한 약정에 따라
The Contrastive Analysis Hypothesis
The first language system interferes with the second language system.
Structural analysis on the two language would enable teachers to predict the difficulties in acquiring second language.
It is quite common to detect where the speaker is from just by listening to his/her accent.
e.g.) French
Ladies and gentlemen
Ⅰ. 응용기술과 멀티미디어
1. 킬러 어플리케이션
킬러 어플리케이션이란 수많은 사용자의 기대와 어플리케이션의 기능이 절묘하게 맞아 떨어짐에 따라 열광적인 호응을 얻어 시장에서 급격히 확산되는 응용을 말한다. 21세기 멀티미디어 분야의 킬러 어플리케이션은 어떠한 것이 될 것인가?
갑
Article 1 Application of UCP 600
The Uniform Customs and Practice for Documentary Credits, 2007 Revision, ICC Publication no. 600 ("UCP") are rules that apply to any documentary credit("credit") (including, to the extent to which they may be applicable, any standby letter of credit) when the text of the credit expressly indicates that it is subject to these rules. They are binding on all parti
Language transfer
( =L1 interference, linguistic interference, cross meaning)
speakers or writers applying knowledge from
their native language to a second language.
1) Positive transfer (facilitation)
When the relevant unit or structure of
both languages is the same, linguistic interference can result in correct language production.
e.g.) Korean - Japanese
2) Negati
With the rapid development of the economy, political economy plays a more and more important role in commerce, so does the government reaction in fixing the defects in recent capitalist economy.Polanyi's "The Great Transformation" is a broad, sweeping work that encompasses history, sociology, economics and political science. MacIver writes that the book's particular relevance for a political scie
2.1. Argument Structure
※ Argument : The various NPs that occur with a verb
※ Verbs differ in terms of the number and types of NPs they can take as complements.
1) Intransitive verbs : The subject
2) Transitive verbs : The subject + direct object
3) Ditransitive verbs : The subject + direct object + indirect object
- have “transfer direct object to indirect object” in their mea
3.2) Promotion & Feedback
Nintendo could use its social game to promote its hardware and software. It is more effective to play a game in person rather than just listening or watching advertisement. For example, as one way of promoting new product, Nintendo can provide a demo version that people can play Nintendo’s new product briefly. In that sense, if Nintendo starts releasing the social g
North Korean Heir Attends Massive Military Parade
The son of North Korean leader Kim Jong Il, the anointed successor to lead the country, has made a high profile public debut in the state's largest military parade in years.
Twenty-seven year-old Kim Jong Un appeared with his father Kim Jong Il Sunday presiding over the parade to celebrate the 65th anniversary of the country's ruling communist