How are groups helpful?
What will be an ideal response?
Groups are helpful for streamlining the process of designating which users can perform certain tasks. For instance, the root user could create a group called ftp and make all users who need to send and receive files via File Transfer Protocol (FTP) a member of this group. Every user is a member of at least one group, called the primary group.
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When a component is , paintComponent clears the component’s background before the component is displayed.
a. transparent b. opaque c. oblique d. concave
Which of the following is NOT true about the Windows 8.1 Update?
A) Windows 8.1 Update has completely changed the interface so it no longer resembles Windows 8. B) Microsoft Windows 8.1 Update is the latest version of the Windows operating system. C) Windows 8.1 Update supports gesture recognition. D) Windows 8.1 Update uses a GUI as its interface.
Richard is watching the laser printer for his two pages of graphic output. After a few moments, the data indicator light comes on and a single page comes out with only half the page printed. This type of problem commonly occurs when the
A) Mirrors inside the printer are dirty B) Printer has a memory issue C) Toner cartridge is out of toner D) Printer drum is defective
Which of the following uses the foreground color at the beginning of each stroke?
A. Finger Paint B. Use All Layers C. Smudge Deep D. Open