Answer:
The answer to this question is option "d".
Explanation:
In the given question option d is correct because variable-length argument is a new feature in J2SE 5.0 which stands for java 2 standard edition and 5.0 is the version name. It is the variable-length argument lists. A coder can create functions that uses a function to receive several parameter that is not specified. An argument type followed by an ellipsis(...) in the parameter list of a method means that a fixed number of arguments of that particular type is obtained by the method. and other options are not correct that can be given as:
- In option a, we do not need to use the string the variable-length argument list. That's why it is wrong.
- The option b and c are all wrong because in the last parameter the variable-length argument list is used.
That's why the answer to this question is the option "d".
Answer:
security In-depth
Explanation:
The security in depth is a principle in which a sequence of safeguarding channels is used to secure the important data and information i.e valuation to the company. It also increased the security for a company as a whole
Therefore in the given situation, the security In-depth required to layered the safeguarding channels to detect the infiltration
Hence, the security In-depth is the correct answer
Answer:
There are different phases of railroad expansion with the innovations in technology.
Explanation:
Few of the technological innovations are described below that leads in railroad expansion more rapid.
1. Centralized Traffic control (CTC) is introduced in 1960's that is used to control the traffic on railroads using different signal control.
2. In 1990's after computer technology involvement, railway ticket and reservation system is automate and being centralized. That makes the railroad expansion improve.
3. Bullet train technology has been introduced, that makes the railway trains more faster.
4. Electric trains has been introduced to use green energy and reduce the dependency on the fuel to make environment clean and green.
