However, these disadvantages fade when the system is used for a while. The detail, power, and regularity of the interface become persuasive. The advantage is flexibility and choice. The disadvantage is complexity. Applications may not look and act alike.
Many different interfaces are available.
This makes user instruction and support more difficult. Linux is primarily a command-line system where programs are typed in by name, although program managers and file managers are available to ease the transition of a novice user. If one knowledgeable user configures the Linux system, most novice users will be comfortable starting and running applications. Features Required Table 2. All three systems have a wide variety of books and tutorials available which can help novice users.