Correct Answer:

Chrome OS. Google’s lightweight OS relies on cloud (Internet) applications for productivity, such as Google Docs, and comes with a built-in web browser.

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Windows. Microsoft Windows is the opposite of a lightweight OS.

Linux. Although some Linux distros are a lot lighter than Windows or macOS, they’re not specifically designed to rely on Internet applications.

BlackBerry OS. Before its relatively recent demise, the BlackBerry offered a decent suite of OS-specific apps. These did not rely on Internet applications.

Correct Answer:

Guest. Martha should enable the Guest account and allow Emma access through it. That keeps Emma from accessing anything she should not on the computer.

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Administrator. The administrator account has nearly full control of everything on a computer, which is the opposite of what she wants for her roommate.

Power user. Power users can do almost as much as administrators, so this is not an account to use for her roommate.

Standard. A standard user account has access to applications, printers, and more. Although this is not a bad choice, it’s not the best choice here.

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Change the resolution. Always set the resolution on a modern LCD monitor to the native resolution for the best picture.

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Change the DPI settings. This is a tough one because changing the overall DPI settings can create this effect. The key here is that it’s a fresh install.

Change the screen orientation. This option is for pivoting monitors, so you can change from default landscape mode to portrait mode.

Reboot the computer. Although rebooting often is the fix in Windows, it’s not the best option here.

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NTFS. NTFS is a Windows file system that supports advanced attributes including encryption and compression.

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HFS. This is an Apple file system type that is not commonly used with Windows machines.

EXT4. This is a Unix and Linux file system type that is not commonly used with Windows machines.

FAT32. This is an older file system type for Windows machines that does not support encryption and compression without third-party utility software.

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Automatic updates. Most operating systems have this feature turned on by default; if not, this is what you need to keep the OS up-to-date and patched against vulnerabilities.

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Anti-malware software. Anti-malware software protects against viruses and other malicious programming.

Software firewall. A software firewall stops unwanted traffic in and out of a networked computer.

System Configuration. Run the System Configuration utility to adjust startup options. It doesn’t apply to OS updates.

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Change the administrator password. The default admin password for every commercial wireless router is two seconds of a Google search away. Change it!

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Change the encryption key. Encryption is good, but passwords can get by it.

Change the router’s address. Changing the router’s address might slow someone down for a few seconds, but it won’t stop even a casual hacker from changing settings.

Change the SSID. Changing the SSID helps differentiate the Wi-Fi network from other networks nearby. It does nothing to stop further changes.

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Accessing a web page that shows both secure and nonsecure content will trigger a mixed content warning.

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A corrupt or expired certificate will generate a certificate warning.

Browsers use add-ons, not web pages.

A corrupt cache might create odd behavior, but it won’t generate a mixed content warning.

Correct Answer:

Select all fields from the employees table in the east_region database.

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Select all rows from the employees table in the east_region database, Select all rows from the east_region table in the employees database, Select all fields from the east_region table in the employees database. “Select *” means select all fields.

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HTML defines how data is displayed. Hypertext Markup Language uses tags to format web page output.

XML defines data. The Extensible Markup Language uses tags to define data much like schema defines data storage in a relation database management system.

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HTML defines data. HTML is concerned with web page formatting, not describing data.

XML defines how data is displayed. XML is concerned with describing data, not web page formatting.

Correct answer:

Disabling the web browser's autofill will keep her user information and passwords from being utilized by other users who are logged in on the system.

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Disabling certificates in the web browser may help, however autofill is a function of her system that may hold her passwords.

Removing web browsers will not prevent users from accessing information saved in her autofill.

Turning off the guest account will only prevent users from logging in the system without a password. If a user in her account, they will still have access to autofill answers.