Database Security Quiz 02

Operating system is a program that acts as an interface between the user and the computer hardware and control the execution of all kinds of programs.

• True

• False

Operating system security protecting all computer system resources such as CPU, memory, disk, software programs and most importantly data or information stored in computer system.

• True

• False

Which of the following are the threats to operating system security?

• Malicious code

• System threat

• Password cracking

• All of the above

Password cracking is the...

• process of attempting to guess the password.

• misused of system and network services to launch an attack that bring down the system.

• software that appears to perform an useful function, but actually gains unauthorized access to system resources with malicious intention.

Malicious code is the...

• software that appears to perform an useful function, but actually gains unauthorized access to system resources with malicious intention.

• process of attempting to guess password.

• misused of system and network services to launch an attack that can bring down the system.

System threat is the...

• misused of system and network services to launch an attack that can bring down the system.

• process of attempting to guess the password.

• software that appears to perform an useful function, but actually gains unauthorized access to system resources with malicious intention.

What are the methods used in password cracking?

• Brute force

• Dictionary search

• Dictionary attack

• Social Engineering

What are the examples of malicious code?

• Trojan horse

• Trap door

• Logic bomb

• Virus

• Dark horse

What are the examples of the system threats?

• Worm

• Port scanning

• Denial of service (DOS)

• Ant

What are the components of operating security?

• Services Layer

• Memory Layer

• Files Layer

• Data Layer