Answer:
D. 19 bits are reserved for the network part of IP addresses on the Network
Explanation:
The /19, expresses in the CIDR (Classless Interdomain Routing) notation, how many bits are part of the address mask, which represent the network ID in the IPv4 address.
In this case, we have the first 19 bits set to “1”, which in decimal notation should be written as follows:
255.255.224.0
If the ladder is not stable, it is better to have someone hold the ladder in the bottom ( only someone who is strong and confident)
Answer:
Sandboxing.
Explanation:
SDLC or software development life cycle is a systematic approach to software development. It marks the birth and death of an application.
The application development starts from the research of the properties of the application to the design and development or implementation of the application.
After the implementation of the software, it is tested, comparing the design and the codes in the development process. The sandboxing testing process helps to isolate and test new lines of code added during the testing phase.