There are six categories of security services: authenticiation, access control, data confidentiality, data integrity, nonrepudiation, and availability service. First, is authentication service, which defines as the assurance that the communicator is legitimate and is the one that it claims to be. It can either be peer entity or data origin authentication. Second, access control which is to prevent any unauthorized uses of resources. After one is being authenticiated, then this service limit/controls who access? what accessing rights to the resources are allowed depending on the identified individuals. Data confifentiality: the protection of data from unauthorized disclosure. Data integrity: the assurance that data received are exactly as sent by an authorized entity (e.t.c, contain no modificafion, insertion, deletion, or replay).
Answer:
Time to live.
Explanation:
The Time to Live is used for the purpose of the expiration table in the rows dynamically.The Time to live is represented in the time limit to stay in the database the Time to live It is no longer possible to fetch the data that has passed its closing timeout value also it is not displayed in the store metrics.
The Time to live is available on the host in the log informing the system how long the record will stay in the database after it has been generated or last modified.
Answer:
with the power button or do the sleep or shut down
and by the type of computer
Explanation:
sry if its wrong
have a good day:)
-XxMissNobodyxX
Answer:
The answer is "number of the column containing the return value".
Explanation:
In Excel, the "VLOOKUP" method is used to perform the vertical search by looking for both the value during the user table and retrieving the number of the index number location in the same row. It is a built-in function, which is classified as a Lookup or Reference worksheet function, and the following function can be defined as follows:
- In the 1st parameter, it is used to watch the value for the match.
- In the 2nd parameter, it is used to search the table.
- In the 3rd parameter, it is used as the column number representing the return value.
- In the 4th parameter, it is used to return only if the same match is found.
Answer:
To save the course object instances in an array, use;
Course[] courses = new Course[7];
courses[0] = new Course("IT 145");
courses[1] = new Course("IT 200");
courses[2] = new Course("IT 201");
courses[3] = new Course("IT 270");
courses[4] = new Course("IT 315");
courses[5] = new Course("IT 328");
courses[6] = new Course("IT 330");
Explanation:
The java statement above assigns an array of size 7 with the course class constructor, then order courses are assigned to the respective indexes of the new array.
