The answer is jpeg. It is <span>file type that starts at offset 0 with a hexidecimal value of ffd8?. JPEG stands for </span>Joint Photographic Experts Group. It is a popular image file format, commonly used by digital cameras to store photos<span>. The format also supports different levels of compression, which makes it ideal for web graphics.</span>
Answer:
b) White-hat hacker
Explanation:
This is also called an ethical hacker. Unlike the other options, a white-hat hacker is a person specialized on computational security which offers services to organizations to test how safe they are from informatic attacks (viruses, theft of information, etc). This is carried out based on a agreement between the whihte-hat hacker and the client via a contract.
Answer: None of the given option is correct
Explanation:
A serializable class is implemented, when an object is serializable interface. If you want to serialize one of your classes, then the class must implemented in the Serializable interface. To implement the serializable interface, convert a class into the series of bytes and when serializable object might reference your class. Serializable classes are useful when you wanted to persist cases of the class or send them over wire.
