Can someone help me with these 5 questions.

No Browsing History While using the browser on your tablet, you realize that it is not keeping a history of websites you have visited. Why might this be happening, and what is the first step you will take to correct this problem? Phishing Scam You just received an email message from someone requesting personal identification information. Believing the message was legitimate, you provided the requested information to the original sender. You now realize, however, that you might have fallen victim to a phishing scam. What are your next steps? Suspicious File Attachment You receive an email message that appears to be from someone you know. When you try to open the attachment, nothing happens. You attempt to open the attachment two more times without any success. Several minutes later your computer is running slower and you are having trouble running apps. What might be wrong? Antivirus Software Outdated After starting your computer and signing in to the operating system, a message is displayed stating that your virus definitions are out of date and need to be updated. What are your next steps? Laptop's Physical Security You plan to start taking your laptop to school so that you can record notes in class. You want to make sure, however, that your computer is safe if you ever step away from it for a brief period of time. What steps can you take to ensure the physical security of your laptop