In this chapter, we have examined the installation and configuration of the Network Information Service. Using NIS is necessary in large network environments where changes must be made. Although NIS is a difficult and complex package to master, it is very flexible and can reduce administrator burden greatly in many situations.
1. |
What does the nisserver command do?
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2. |
What does the nispopulate command do?
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3. |
What does the nisgrpadm command do?
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4. |
What does the nisclient command do?
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5. |
What command would you use to create a NIS+ configuration checkpoint?
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6. |
What does the Auto_Home table do?
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7. |
What does the Netgroups table do?
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8. |
Which are valid object permissions?
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9. |
What operands are used to specify access rights for specific classes of users?
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10. |
What does the niscat command do?
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Answers
1. |
A. The nisserver command sets up a root NIS+ domain. |
2. |
C. The nispopulate command extracts data from existing /etc files and inserts it into NIS+ tables. |
3. |
A. The nisgrpadm command adds users to a NIS+ group. |
4. |
D. The nisclient command assigns the role of replica server. |
5. |
B. The nisping command is used to create a NIS+ configuration checkpoint. |
6. |
C. The Auto-Home table enables all users within a domain to access a single home directory. |
7. |
D. The Netgroups table contains authorization lists that can be used to govern access to resources. |
8. |
A. Valid object permissions are c, d, m, and r. |
9. |
D. The operands a, g, n, o, and w are used to specify access rights for specific classes of users. |
10. |
A. The niscat command is used to retrieve the contents of objects within the domain. |