________
means the level for which appropriate additional
protective security measures shall be maintained for a period of time
as a result of heightened risk of a security incident.
A: Security level 1
B: Security level 2
C: Security level 3
D: Security level 4
means the level for which appropriate additional
protective security measures shall be maintained for a period of time
as a result of heightened risk of a security incident.
A: Security level 1
B: Security level 2
C: Security level 3
D: Security level 4
举一反三
- ________means<br/>the level for which further<br/>specific protective<br/>security measures shall be maintained for a limited period of time<br/>when a security incident is probable or imminent, although it may not<br/>be possible to identify the specific target. A: Security level 1 B: Security level 2 C: Security level 3 D: Security level 4
- ______ means the level for which further specific protective security measures shall be maintained for a limited period of time when a security incident is probable or imminent, although it may not be possible to identify the specific target.
- At security level 1, which one of the following activities shall not be carried out through appropriate measures on all ships? A: Controlling access to the ship B: Controlling the embarkation of persons and their effects C: Monitoring restricted areas D: Monitoring mess room
- The difficulty of e-commerce security lies in . A: it is a game between " While the devil climbs a foot, the priest climbs ten " and " While the priest climbs a foot, the devil climbs ten " B: security measures and user experience are always a difficult contradiction to solve C: it is difficult to achieve the best match between technical means and management level D: the balance between security and ease of use
- What is the highest level of Maslow's hierarchical theory of needs？（ ）。 A: esteem B: self-actualization C: love and belonging D: security