What is NOT considered hacking?
Giải bởi Vietjack
Việc nào không được xem là hack?
A. Phát tán vi rút
B. Thay đổi thông tin trái phép
C. Truy cập bất hợp pháp vào máy tính
D. Bật máy tính cá nhân.
Thông tin:
Computer hacking is the unauthorized access to a computer or network of computers. Hackers are people who illegally enter systems. They may alter or delete information, steal private information, or spread viruses that can damage or destroy files. (Việc hack máy tính là sự xâm nhập trái phép vào máy tính hoặc mạng máy tính. Tin tặc là những người xâm nhập bất hợp pháp vào các hệ thống. Họ có thể thay đổi hoặc xóa bỏ thông tin, ăn cắp thông tin cá nhân, hoặc phát tán vi rút gây hỏng hoặc phá hoại các tệp tin.)
→ Chọn đáp án D
Gói VIP thi online tại VietJack (chỉ 200k/1 năm học), luyện tập gần 1 triệu câu hỏi có đáp án chi tiết
Read the following passage and mark the letter A, B, C or Don your answer sheet to indicate the correct word for each of the blanks.
Ecotourism is a (44)_____ business that many tour operators cite as being helpful to nature. Every year, millions of people descend on protected and pristine natural areas to observe rare species. (45)_____, a new report casts doubt on the value of this form of tourism. In fact, it suggests that ecotourism is more damaging than helpful to nature. Details are in a report published in the journal 'Trends in Ecology and Evolution'. Researchers believe tourists are disrupting animals in their natural habitat. They pointed to a recent event where sea turtles in Costa Rica had problems laying their eggs because of the hordes of tourists (46)_____ had congregated to watch the turtles' nesting habits.
The report says that ecotourism is making animals bolder and that this could (47)_____ the animals. A regular human presence might make animals tamer and less cautious about (48)_____ animals around them, and this could put them at risk of being attacked by their natural threats.
The ferry service will initially run on alternative days, increasing eventually to daily sailings.
The local clubs are making every _______ to interest more young people.
A _______ of glory, a fury of passion that left them weak and trembling in the arms of each other.
Mark the letter A, B, C, or D on your answer sheet to indicate the word that differs from the other three in the position of primary stress in each of the following questions.
Grandpa says his leg’s ________ again so he’s not going to come for a walk for eight weeks.
A good teacher will always be aware of the _________ of his or her students and consider these when planning lessons.
I will know for sure that the book is going to be published _________.
The People's Front expect __________ a lot more votes in this year's elections.
Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions.
Unfortunately, the instructions were ambiguous and we didn't know which part of the program to run.
Mark the letter A, B, C, or D on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions.
You are not allowed to take the exam paper out of the classroom.
