52.A _____ records information about you during a Web surfing session such as what Web sites you visited, how long you were there, what ads you looked at, and what you bought.
A: copyright
B: key logger
C: firewall
D: clickstream
A: copyright
B: key logger
C: firewall
D: clickstream
举一反三
- —Hi, Mary, haven't seen you for a long time. () —Fine. What about you A: How are you doing B: What are you doing C: How do you do D: What do you do
- Describe a beautiful city you visited You should say: where it was what it was famous for how you got to know about the city and explain how you felt about this city.
- The teacher said, “What are you thinking about?”=The teacher asked me _______thinking about. A: what were you B: what you were C: what I was D: what was I
- I walk to school every day._____? A: What about you do B: What do you C: How about you D: What about your
- With a credit card, ______. A: you must pay for what you have bought immediately B: you don't have to pay for what you have bought C: you must pay for what you have bought once in a while D: you can pay for what you have bought either at one time or at several times