B. They should use a long and customary password so that hackers cannot guess.
Giải bởi Vietjack
Đáp án D
Giải thích:
Như đã gợi ý trong đoạn cuối, cách tốt nhất để người dùng máy tính ngăn chặn tin tặc là gì?
A. Họ không nên sử dụng bất kỳ mã nào trên các dịch vụ trực tuyến để đảm bảo rằng tin tặc không có cơ hội lấy được mật khẩu của bạn.
B. Họ nên sử dụng một mật khẩu dài và thông thường để tin tặc không thể đoán được.
C. Họ nên sử dụng các mật khẩu khác nhau cho các tài khoản khác nhau để truy cập các trang mạng.
D. Họ nên có thêm một mã bí mật để xác nhận quyền truy cập của họ sau khi đặt mật khẩu.
Thông tin: In this case, users first put in a password and then put in a second code that changes after the user accesses the site.
Tạm dịch: Trong trường hợp này, trước tiên người dùng nhập một mật khẩu và sau đó nhập một mã thứ hai sẽ thay đổi sau khi người dùng truy cập trang web.
Chọn D.
Mrs. John: "How about a small present for little Jimmy after his performance?”
Mr Kelly: “_________________”
Information on events occurring in the theater _________ the year is available through our website.
According to paragraph 2, which information is NOT true about protocols?
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
Read the following passage and mark the letter A, B, C or D on your answer sheet to choose the word or phrase that best fits each other numbered blanks.
Trees protect the soil beneath them; thus, tree loss can affect soil integrity. For example, the rain forest floor, home to numerous plant life as well as insects, worms, reptiles and amphibians, and small mammals, relies on a dense covering of branches and leaves to keep it healthy and intact. The canopy of leaves prevents surface runoff by (4) ________ heavy rainfall, so that water can drip down slowly onto the porous earth. Tree roots also stabilize the soil and help prevent erosion. In return, a healthy soil encourages root development and microbial activity, (5) ________ contribute to tree growth and wellbeing. A major factor in cutting forest -related soil damage comes (6) ________ road building, with trucks and other heavy equipment compressing the soft soil, creating furrows where water collects, and disrupting the underground water flow. Eventually, the topsoil erodes, leaving behind (7) ________ infertile layer of rocks and hard clay.
Logging can also damage aquatic habitats. Vegetation along rivers and stream banks helps maintain a steady water flow by blocking the entry of soil and other residue, and trees shade inhibits the growth of algae. Removing trees (8) ________ these benefits. When eroding soil flows into waterways, the organic matter within it consumes more oxygen, which can lead to oxygen depletion in the water, killing fish and other aquatic wildlife.
Mark the letter A, B, C, or D on your answer sheet to indicate the word CLOSEST in meaning to the underlined word in each of the following questions.
They cannot understand why she did that, it really doesn't add up.
Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions.
Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions.
We are working, that means that we are contributing goods and services to our society.
Mark the letter A, B, C, or D on the answer sheet to indicate the sentence that best combines each pair of sentences in the following questions.
It was an interesting novel. I stayed up all night to finish it.
Which of the following could best describe the main idea of the passage?
