单项选择题1、A VPN is physicallybut virtually1. none of the above2. public; hybrid3. private; public4. public; private2、1.is a secure protocol jointly designed by Mastercard and Visa with the backing of Microsoft, Netscape, IBM, GTE, SAIC, and other companies.1. SSL2. TCP3. SET4. IP3、The physical components of a computer are collectively called _.1. hardware2. software3. memory4. boards4、2.The term payment card refers to 1. B. Charge card2. Credit card3. A and B only4. Charge card5、The fifth generation computers, with artificial intelligence,_ and perfected now.1. C. will have been developed2. developed3. are being developed4. have developed6、In the future, we may eliminate the needs for physical money.Indeed ,we would exchange For goods and services.1. E. love2. teeth3. digital cash4. seashells7、The basic input device on a small computer is a _.1. keyboard 2. printer3. A display screen4. card reader8、You _ her in her office last Friday; shes been out of town for two weeks.1. neednt have seen2. must have seen3. cant have seen4. might have seen9、The ability to store knowledge makes computers different from every other machine _ invented.A) ever B) thus C) yet D) asbr/br1. ever2. thus3. yet4. as10、The fifth generation computers, with artificial intelligence,_ and perfected now.1. developed2. have developed3. are being developed4. will have been developed11、 is an electronic payment system developed by Dr.David Chaum, who is widely regarded as an inventor of digital cash.1. DigiCash2. E-cash3. A and B4. A or B12、Transaction changed to your telephone bill are called1. virtual pin payments2. Internet-bill payments.3. credit card payments4. E-charge payments13、 are cards that look like credit cards, but store information on a microprocessor chip instead of magnetic strips.1. Magnetic cards.2. Small cards3. Credit cards4. Smart cards14、Paypal is a free service that earns a profit on the, which is money that is deposited in PayPal accounts.1. Float2. commission3. scrip4. transaction cost15、7. This ticket _ you to a free meal in our new restaurant.1. A. entitles 2. grants3. gives4. credits16、2. Program that can destroy another computers programs are called_.1. bugs2. bugs3. viruses4. games17、Data and program instructions are stored in_1. D. output2. the processor3. storage 4. program18、 that store digital certificates are particularyly handy when you shop at a site that requests user authentication information.A. Electronic CashB. Electronic checksC.Electronic walletsD. None of the above1. F. None of the above2. Electronic checks3. Electronic wallets4. Electronic Cash19、The percentage of times an ad is clicked on based on the number of times its viewed is called1. CPM2. CTR3. impressions4. hits20、The purpose of input device is _.A. to enter commands B. to hold instructions C. to input data D. both a and c1. both a and c2. to hold instructions3. to input data4. to enter commands多项选择题21、which belong(s) to input device?1. Mouse2. Screen3. Keyboard4. Printer22、TCP/IP protocol include_1. IP protocol2. HTTP protocol3. TCP Protocol4. Ftp Protocol23、An E-commerce shopping cart_ 1. stores information about your purchases2. allows you to change items quantities3. Keeps a running count of items4. keeps a running total of items24、_ are E busimess models1. C2C2. B2C3. B2B4. O2O25、which is(are) E-business company?1. Baidu2. Alibaba3. Amazon4. Google判断题26、TCP/IP protocol is the Internet protocol1. A.2. B.27、Windows is a GUI-based operating system1. A.2. B.28、The components ofpersonal computer include CPU, input device, output device and memory.1. A.2. B.29、Amazon is thefirst B2B company1. A.2. B.30、Alibabais only operated in China1. A.2. B.主观题31、7Dear Mr.Cresswell: Than you for giving us the 1 to quote on MBCs home, life, and disability insurance 2 . By 3 your personal 4 and financial goals, I 5 we have come up 6 a coverage plan that will provide you with 7 than adequate