Operating Systems 4

Which of the following commands is used by an administrator on a Red Hat Linux system to update software?

• pwd

• ls

• cp

• yum

A macOS user is complaining that their MacBook has been acting strangely lately, and it's very slow to start. What utility will you use to repair any potential disk errors?

• FileVault

• Terminal

• Disk Utility

• Force Quit

You've created a batch file that needs to run every day before the employees arrive. What can you use to ensure that this batch file is run every weekday at 6 a.m.?

• Task Scheduler

• Event Viewer

• Device Manager

• Local Users And Groups

A smartphone user recently found their phone on an EOL list. They asked you what this means. Why will you recommend they purchase a new phone?

• They can't download any more apps.

• Their phone will stop working by the date on the list.

• Their phone may not receive any more security updates.

• Their phone will no longer connect to cellular service.

You are on a Windows computer working at a command prompt and need to see a list of files in the directory that you are working in. What command will you type?

• dir

• ls

• pwd

• grep

A user with a Windows workstation recently received a second hard drive. Another administrator created a partition on the hard drive, and it's ready for use. The user will store the raw video files they create on that drive and insists that it be called the R: drive. Which of the following statements is true?

• You can use Disk Management to change the drive letter to R:.

• You can use Disk Management to change the drive letter to R:, but only if it's a dynamic disk.

• You can use Disk Management to change the drive letter to R:, but only if it's in an extended partition.

• You will need to use Disk Management to delete the partition first, then re-create it as R:.

A salesperson at your company travels with their macOS laptop every week. You want to encrypt the data on their startup disk to ensure data security. What macOS utility will you use?

• Finder

• Time Machine

• FileVault

• BitLocker

A user wants to perform a backup on their MacBook. Which software utility should be used to make backups?

• Image Recovery

• Time Machine

• iBackup

• Accessibility

One of your network users has a MacBook Pro. Where should this user go to see whether there are any OS updates available?

• Open the App Store and click Updates in the toolbar.

• Open Safari and click Updates in the toolbar.

• Open System Preferences and click Updates in the toolbar.

• Open Finder and click Updates on the menu bar.

What command will bring up the screen shown in the graphic?

• winver

• version

• osver

• build