Q-1) List the three major electronic commerce categories.
1. Fill in the blanks with the reciprocal pronouns or reflexive ones.
1. The students of our group always help ....2. Olga and Lora looked at ... with understanding. 3. We'll keep ... alive and healthy. 4. He ... believes that every oak was an acorn. 5. Adam Green and his wife respect .... 6. At our University teachers respect .... 7. Indicators ... are important for making decisions. 8. A group of tourists and delegates to a conference looked at .... They had an excursion to the Arts Museum.
2. Complete the following sentences with selves/self or each other.
1.How long have you and Nick known ...? 2. We write ... every week. 3. He is very selfish. He thinks only of ... . 4. They are in love and often look at ... . 5. It’s not your fault. You shouldn’t blame ... . 6. We haven’t seen ... for at least two years. 7. Put ... in my position and you’ll understand me. 8. I can’t understand why they don’t like .... 9. It’s my problem, I have made a decision .... 10. Be careful, you must be able to defend .... 11. On Valentine’s Day young people give presents to ... . 12. We haven’t seen ... for ages.
3. each other (one another), myself, yourself..., us, you, them.
1. They have known……..for years and years. 2. They don’t care for other people. They think only of ………..3. Who are those people? Do you know ………? 4. Please help……….to the fruit and ice-cream, my dears. 5. Help………., will you? I got into a difficult situation. 6. She ate……….sweet after……….till the box was empty. 7. They hate being apart. They call……..every day. 8. Many old people speak to………when they are alone. 9. We’ll have to talk to……….about it. 10. The business failed because the partners did not trust………. 11. I’m not angry with…….., I’m angry with…….. . 12. You……..told me this and now you say that you don’t know anything! 13. I feel……much better today. 14. You shouldn’t keep silent. Defend………! 15. Don’t worry about Helen and me. We can look after ………. 16. They found………..in an unknown place. 17. We found……..only late in the evening. 18. Enjoy ………, life is so short!
1. Complete these sentences with all, everything, everyone/everybody, the whole
Model: I can't lend you any money. All I’ve got is a pound and I need that.
I can’t stand him. He disagrees with everything I say.
She worked from morning till night. She worked the whole day.
1. She is very kind……likes her. 2. They did…..they could to help us. ……was very kind to us. 3. Jill doesn’t do any of the housework. Her husband does….. . 4. Janet told me…..about her trip to Spain. Spain is a wonderful country. 5. He is a great scientist. He devoted his…..life to the development science. 6. I didn’t spend much money in the shops. ……I bought was a pair of gloves. 7. Why are you always thinking about food? Food isn’t….. . 7. He didn’t say where he was going. ……he said was that he was going away. 8. …..has got their faults. Nobody is perfect. 9. He opened a tin of sardines. When he finished eating there were no sardines left. He ate…..tin of sardines. 10. He read the book from beginning to end. He read…..book. 11. …..in our family plays the piano. The…..family likes music. 12. It rained from the beginning of the week to the end. It rained…..week. 13. Nothing was left of the building after the fire. ……building is to be reconstructed. 14. …..in the team played well. 15. We've redecorated…..rooms of the house. ……house looks new.
2. Say how often something happens. Use every with the periods of time: leap year; three hours; five minutes; half hour; ten minutes; year.
Example: The Olympic Games take place every four years.
1.We have twenty nine days in February_____________________ .
2.Tom is ill in bed. He has to take the medicine_______________________ .
3.There’s a good bus service to the centre. The buses run____________________________ .
5.We live near a busy airport. A plane flies over the house___________________________ .
6.You should have your car serviced_____________________ .
3. Complete the sentences with both/neither/either, using “of” if necessary.
1. Ed and Jim were…..big men. 2. These are very gloomy rooms. I’m afraid…..will suit me. 3. There are two ways to the city centre. You can go along the footpath by the river or you can go along the main road. You can go…..way. 4. These pullovers are very nice. The problem was that she liked…..them. She didn’t know which one to choose. 5. …..my parents is English. My father is Polish and my mother is Italian. 6. “Which of the two newspapers would you like?” - “Oh,…..will do.” 7. “Is today the 18th or the 19th?” - “…... It’s the 20th.” 8. By that time…..his sisters had got married. 9. When the boat started to sink, we were really frightened because…..us could swim.
4. Make sentences with “both... and...” “neither... nor...” and “either... or...” using the words in brackets.
1. We didn’t like the hotel. It was…..(clean/comfortable). 2. I didn’t like the film. It was…..(boring/long). 3. I couldn’t remember his name. He was…..(Robert/Richard). 4. I wasn’t able to go on holiday that year. I had…..(time/money). 5. We have tickets for Saturday or Sunday concert. Which do you prefer? - I don’t care, I can go…..(Saturday/Sunday). 6. He is an ideal husband. He…..(smoke/drink).
5. Use both, either or neither in the following sentences:
1. There are oak trees on…..bank of the river. 2. The man held the axe in….. hands. 3. The veranda stretched on…..side of the house. 4. The first apple-pie of the season was on the table and a large dish of purple grapes. Muriel was too angry to touch …... 5.1 could hear them….., but saw…... 6……of the two could sing. 7……of them was of the same opinion. 8……his legs were broken in the accident. 9. You may take…..of the two dictionaries, but not______________ of them. 10. She had brown shining hair which hung down on…..sides of her face. 11. “What are you going to have, orange juice or Coke?” - “….., I’m not thirsty.” 12. “Which job are you going to take?” - “I’m afraid…..13. Nick and Tom are…..my friends. But is in the town now. 14. “…..the jars, the big one and the small one, are empty. You can take.....of them.” - “I’m afraid…..will do.”
6. Insert every/each or either.
1…..day he comes here, and…..time he asks me the same questions. 2. There was a huge building on…..side of the square,…..having a massive arched gate. 3. There were huge buildings on…..side of the street and…..had rows of balconies as its only decoration. 4. Which would you prefer, the Webster or the Oxford dictionary? -…..will do. Thank you. 5. He shook hands and had a few minutes’ talk with …..of us.
Q-1) List the three major electronic commerce categories.
• Business-to-consumer (B2C) electronic commerce involves retailing products and services to individual shoppers. BarnesandNoble.com, which sells books, software, and music to individual consumers, is an example of B2C e-commerce.
• Business-to-business (B2B) electronic commerce involves sales of goods and services among businesses. ChemConnect’s Web site for buying and selling chemicals and plastics is an example of B2B e-commerce.
• Consumer-to-consumer (C2C) electronic commerce involves consumers selling directly to consumers. For example, eBay, the giant Web auction site, enables people to sell their goods to other consumers by auctioning their merchandise off to the highest bidder, or for a fixed price. Craigslist is the most widely used platform used by consumers to buy from and sell directly to others.
(Q-2) Describe how the internet changes the markets for digital goods.
(Chapter 10: Contents including Table 10-4 in page 381 of textbook)
DIGITAL GOODS TRADITIONAL GOODS
Marginal cost/unit Zero Greater than zero , high
Cost of production High (most of the cost) Variable
Copying cost approximately 0 Greater than zero, high
Distributed delivery cost Low High
Inventory cost Low High
Marketing cost Variable Variable
Pricing More variable (bundling, Fixed, based on unit costs
random pricing games)
(Q-3) Define the e-tailer which is one of internet business models.
An e-tailer is similar to the typical bricks-and-mortar (it means off line) storefront, except that customers only need to connect to the Internet to check their inventory and place an order. Some e-tailers, such as Walmart.com or Staples.com, referred to as “bricks-and-clicks (it means offline and also online),” are subsidiaries or divisions of existing physical stores and carry the same products.
(Q-4) Analyze the five major variables of project management for information systems.
Scope defines what work is or is not included in a project. Project management defines all the work required to complete a project successfully, and should ensure that the scope of a project does not expand beyond what was originally intended.
Timeis the amount of time required to complete the project. Project management typically establishes the amount of time required to complete major components of a project. Each of these components is further broken down into activities and tasks.
Costis based on the time to complete a project multiplied by the cost of human resources required to complete the project. Information systems project costs also include the cost of hardware, software, and work space.
Qualityis an indicator of how well the end result of a project satisfies the objectives specified by management. The quality of information systems projects usually boils down to improved organizational performance and decision making.
Risk refers to potential problems that would threaten the success of a project. These potential problems might prevent a project from achieving its objectives
by increasing time and cost, lowering the quality of project outputs, or preventing