Given the reference string of page accesses: 1 2 3 4 2 3 4 1 2 1

相关题目

• Generally, it is impossible to prevent denial-of-service attacks
• Biometric devices are currently too large and expensive to be us
• Spyware is not considered a crime in most countries.
• It is easier to protect against malicious misuse than against ac
• Most systems use a combination of access lists and capabilities.