IBM eServer Certification Study Guide: Cluster 1600 Managed by PSSP

Chapter 3. Cluster 1600 networking 119

SP redbooks

IBM (e)server Cluster 1600 Managed by PSSP 3.5: What’s New, SG24-6617

IBM Cluster 1600 and PSSP 3.4 Cluster Enhancements, SG24-6604

Managing IBM (e)server Cluster 1600 - Power Recipes for PSSP 3.4,

SG24-6603

3.8 Sample questions

This section provides questions to help you prepare for the certification exam.

The answers can be found in Appendix A, “Answers to sample questions” on

page 521.

1. The Cluster 1600 managed by PSSP requires an Ethernet connection

between the CWS and all nodes. Which of the following tasks do

not use the

SP Ethernet admin LAN?

a. Network installation

b. System management

c. Event monitoring

d. Hardware control

2. Setting up host name resolution is essential to all the PSSP components. The

name associated with the en0 interface is known as:

a. Initial host name

b. Reliable host name

c. host name

d. Primary name

3. What is the default order for resolving host names if /etc/resolv.conf is

present?

a. A. /etc/hosts

→ DNS → NIS

b. B. DNS

→ NIS → /etc/hosts

c. C. NIS

→ DNS → /etc/hosts

d. D. NIS

→ /etc/hosts → DNS

4. In a possible scenario with a segmented 100BASE-TX network, the CWS is

equipped with additional Ethernet adapters. Nodes in each separate segment

will need:

a. A boot/install server for that segment

120 IBM Eserver Certification Study Guide: Cluster 1600 Managed by PSSP

b. A route to the control workstation

c. A default route set to one of the nodes or a router on that segment

d. All of the above

5. Consider an Ethernet network where none of the six subnets making up the

SP Ethernet admin LAN have more than 16 nodes on them. How many

discrete addresses per subnet does a netmask of 255.255.255.224 provide?

a. 16

b. 32

c. 30

d. 8

6. Which network adapter must be manually configured?

a. Ethernet

b. FDDI

c. ATM

d. Token Ring

7. The default order for resolving host names can be overwritten by creating a

configuration file and specifying the desired order. Which of the following is

the correct location and name of the configuration file?

a. /etc/netservice.conf

b. /netservice.conf

c. /etc/netsvc.conf

d. netsvc.conf

8. Which of the following daemons is

not used by NIS?

a. ypserv

b. ypbind

c. ypupdated

d. yppassword

9. Which of the following statements is a characteristic of an NIS slave server?

a. Backs up other slave servers.

b. Balances the load if the primary slave server is busy.

c. Enables NIS requests if there are different networks in the NIS domain.

d. Disables NIS request if there are different networks in the NIS domain.