OSE Security

Which of the following is NOT what a malware could do to your computer?

• Change the computer configuration
• Delete files
• Redirect the browser
• Change your BIOS setting

Which of the following is NOT a source of malware?

• User visiting infected website
• Downloading "free" program
• Insert USB stick you found in a public area
• Install an app from Windows Store

Which of the following BEST describe a Trojan horse?

• A program that looks useful but also carries malicious code
• A program that attached itself to computer code and when opened, it executes and infects the computer
• A program that denies user access to their files by encrypting the files and then displaying a message demanding for a ransom

Which of the following BEST describe an Adware?

• A program that display unsolicited advertising using pop-up web browser windows
• A program that self-replicate itself and propagate automatically without user action by exploiting vulnerabilities in software
• A program that denies user access to their files by encrypting the files and then displaying a message demanding for a ransom
• A program that is used to gather information about the user and send it back to cybercriminals

Which of the following BEST describe Ransomware?

• A program that display unsolicited advertising using pop-up web browser windows
• A program that self-replicate itself and propagate automatically without user action by exploiting vulnerabilities in software
• A program that denies user access to their files by encrypting the files and then displaying a message demanding for a ransom
• A program that is used to gather information about the user and send it back to cybercriminals

Which of the following BEST describe Spyware?

• A program that display unsolicited advertising using pop-up web browser windows
• A program that self-replicate itself and propagate automatically without user action by exploiting vulnerabilities in software
• A program that denies user access to their files by encrypting the files and then displaying a message demanding for a ransom
• A program that is used to gather information about the user and send it back to cybercriminals

Which of the following BEST describe Worm?

• A program that display unsolicited advertising using pop-up web browser windows
• A program that self-replicate itself and propagate automatically without user action by exploiting vulnerabilities in software
• A program that denies user access to their files by encrypting the files and then displaying a message demanding for a ransom
• A program that is used to gather information about the user and send it back to cybercriminals

Which of the following BEST describe a Rootkit?

• A program that display unsolicited advertising using pop-up web browser windows
• A program that self-replicate itself and propagate automatically without user action by exploiting vulnerabilities in software
• A program used by cybercriminal to gain admin level access to a computer
• A program that is used to gather information about the user and send it back to cybercriminals

What could be done to ensure that Windows OS update is authentic and not corrupted by malware?

• Use latest anti-virus software
• Update operating system frequently
• Backup operating system frequently
• Apply latest signature files from manufacturer's website

Which of the following BEST describe a Denial of Service (DoS) TCP/IP attack

• It is an attack where the attacker completely overwhelms a target device with false request to block legitimate users
• It is an amplified attack using many infected hosts called zombies to overwhelm a target
• It is an attack where the attacker has successfully infected a host to accept false DNS records pointing to malicious servers
• It is an attack where an attacker intercepts communication between two hosts