module 6 computer concepts
Emma downloaded a new game from an unfamiliar website. A few days later, Emma realized her system had been hacked and her credit card numbers were stolen. Without Emma knowing, what type of malware might she have downloaded to her computer?
A Trojan
How is a worm different from a Trojan?
A worm spreads through a network, whereas a Trojan hides inside another program.
How can an attacker execute malware through a script?
An attacker can attach a script to a program that you download which then infects your computer.
_____ ensures that the person requesting access to a computer is not an imposter.
Authentication
Siobhan has recently opened a Facebook account and as a new user, is posting frequently and accepting many friend requests. You see a post about an upcoming trip and notice that her profile is open to the public. What can you tell Siobhan to help her use social networking safely?
Be cautious about what information she posts.
How can you protect personal information gathered by legitimate organizations?
Create a separate email account for receiving information from websites.
Isabel received a message on her computer that appeared to be from the FBI. It informed her that her computer has been locked and she would need to pay a fee to retrieve her data. How would you describe what is happening?
It is most likely ransomware because it is telling her she has to verify payment information to unlock her computer.
How does encryption work?
It scrambles the information until the key is used to unscramble it.
How does discarding computers in a landfill affect the environment?
Lead and mercury in computer parts are seeping into the ground and water supply.
How can you protect a computer from electrical spikes and surges?
Use a surge protector.
In which of the following situations is a digital certificate useful?
You are signing a rental lease.
Creating a(n) _____ means copying files from a computer's hard drive and storing them in a remote location.
data backup
After Penny broke up with her boyfriend, he texted some teammates from the track team about some private and intimate moments he and Penny had shared while they were dating. He even lied about their breakup, creating rumors about her behavior. Penny started getting inappropriate looks and advances from the team whenever she was at practice and felt completely humiliated. Penny is a victim of ________.
cyberbullying
Marcus recently had his cell phone stolen. All of the following are security features that should help him locate his stolen phone EXCEPT which one?
He can use remote wiping to retrace the thief's steps.
How will you decide which browser security settings to allow and which ones to block?
I will need to review each browser security setting and use my best judgement.
In terms of privacy, which of the following is a best practice?
Keeping your Social Security number hidden in a locked box in your home
Cassidy is a medical assistant in a hospital and has access to many medical files. When she brings patients to the examining room, she can be observed swiping a card, typing in a password, and staring into what appears to be a camera, all attached to the computer. After completing her check-in, Cassidy leaves the patient in the examining room waiting on the doctor. It is important that she logs out of the system so the patient does not have access to the information stored in the hospital's database. Based on Cassidy's actions what systems do you think the hospital has in place to protect the patient medical records?
biometrics
