Electronic commerce: Electronic commerce is a method of buying as well as selling of products or goods through online. Here, money and data transactions are done using internet. Electronic commerce is also called as E-commerce or Internet commerce. Even though the technologies available such as e-mail, social media, and mobiles, the modern e-commerce mostly uses the Internet for the online purchasing of products. It is the most efficient method to communicate within the organization of business transactions such as maintaining the financial records of the users such as bank balances, name, and address. But it is just a part of e-commerce business. Six forms of electronic commerce: It includes different forms of commerce based on the transactions performed. Business-to-Business (B2B): It includes the transactions performed between two different businesses like manufacturer and wholesaler, wholesaler and retailer and many such. Example: automobile manufacturing. Business-to-Consumer (B2C): It includes the transactions performed between the companies and the consumers or customers. Here, the end users of that company are referred as consumers or customers. For example, customer buying a fridge from the electronic retailer is known as B2C transaction. Consumer-to-Consumer (C2C): It includes the transactions performed between two different customers or consumers. Example: Online auctions like OLX. Government-to-Business (G2B): It includes the transactions performed between the public administration and the enterprises. Government-to-Citizen (G2C): It includes the transactions performed between the government and the citizen or private individual. Example: applying for a certificate. Government-to-Government (G2G): It includes the transactions performed between two different government agencies. Example: Northeast Gang Information System (NEGIS).

Question

Q12- A three phase transformer 3300/400 V,has D/Y connected and working on 50Hz. The line current on the primary side is 12A and secondary has a balanced load at 0.8 lagging p.f. Determine the i) Secondary phase voltage ii) Line current iii) Output power Ans. (230.95 V, 99.11 A, 54.94 kW)

Answer 1

Question

Chapter 8, Problem 2CE

Program Plan Intro

Electronic commerce:

Electronic commerce is a method of buying as well as selling of products or goods through online. Here, money and data transactions are done using internet.

Electronic commerce is also called as E-commerce or Internet commerce.

Even though the technologies available such as e-mail, social media, and mobiles, the modern e-commerce mostly uses the Internet for the online purchasing of products.

It is the most efficient method to communicate within the organization of business transactions such as maintaining the financial records of the users such as bank balances, name, and address. But it is just a part of e-commerce business.

Six forms of electronic commerce:

It includes different forms of commerce based on the transactions performed.

Business-to-Business (B2B):

It includes the transactions performed between two different businesses like manufacturer and wholesaler, wholesaler and retailer and many such.

Example: automobile manufacturing.

Business-to-Consumer (B2C):

It includes the transactions performed between the companies and the consumers or customers.

Here, the end users of that company are referred as consumers or customers.

For example, customer buying a fridge from the electronic retailer is known as B2C transaction.

Consumer-to-Consumer (C2C):

It includes the transactions performed between two different customers or consumers.

Example: Online auctions like OLX.

Government-to-Business (G2B):

It includes the transactions performed between the public administration and the enterprises.

Government-to-Citizen (G2C):

It includes the transactions performed between the government and the citizen or private individual.

Example: applying for a certificate.

Government-to-Government (G2G):

It includes the transactions performed between two different government agencies.

Example: Northeast Gang Information System (NEGIS).

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Q12- A three phase transformer 3300/400 V,has D/Y connected and working on 50Hz. The line current on the primary side is 12A and secondary has a balanced load at 0.8 lagging p.f. Determine the i) Secondary phase voltage ii) Line current iii) Output power Ans. (230.95 V, 99.11 A, 54.94 kW)

make corrections of this program based on the errors shown. this is CIS 227 .

Create 6 users: Don, Liz, Shamir, Jose, Kate, and Sal. Create 2 groups: marketing and research. Add Shamir, Jose, and Kate to the marketing group. Add Don, Liz, and Sal to the research group. Create a shared directory for each group. Create two files to put into each directory: spreadsheetJanuary.txt meetingNotes.txt Assign access permissions to the directories: Groups should have Read+Write access Leave owner permissions as they are “Everyone else” should not have any access Submit for grade: Screenshot of /etc/passwd contents showing your new users Screenshot of /etc/group contents showing new groups with their members Screenshot of shared directories you created with files and permissions