Answer:
User roles and access authorization
(Explanation of this question is given below in the explanation section.
Explanation:
As noted in question that a terminated employee comeback in office and installed some malicious script on a computer that was scheduled to run a logic bomb on the first day of the following month. And, that script will change administrator passwords, delete files, and shut down over 100 servers in the data center.
The following problem can be with that account
- Unauthorized user access and privileges
The user may be given unauthorized access to system resources. If a user has unauthorized access to system resource then he can modify or destroy the system function easily.
- The firewall may be disabled to detect the malicious script
The firewall should be enabled to detect such types of attack from unauthorized access to the system
May be user role is not defined properly. If role would be defined according to user role then there are very fewer chances in doing unauthorized changes in the system that will result in an unexpected outage.
Answer:
A Standard Lens
Explanation:
Since David wants to take pictures of people around him and also the objects far away, a standard lens would be fit for that.
Answer:
b) objects are resuable
Explanation:
In OOP there's code reuse where a method or any other body of code is defined once and called or reused severally.
Answer: the answer is c
Explanation:in general, the merges and splits in hierarchical clustering are determined in a greedy manner
