Part Three: HP-UX Network Administration

   

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Chapter 26: Basic Network Concepts

1:	The order of the top four OSI layers from top to bottom is:
A:	B.
2:	What is the function of the network layer?
A:	A.
3:	Peer protocols are used between:
A:	C.
4:	Which OSI layer is divided into Logical Link Control (LLC) and Medium Access Control (MAC)?
A:	D.
5:	What is not true about the OSI model?
A:	C.

Chapter 27: Network Components and Topologies

1:	Which cable is used in 100BASE-T networks?
A:	D.
2:	What is not true about a bridge?
A:	B.
3:	Which of the following is not a physical layer device?
A:	D.
4:	Terminators are used in:
A:	A.
5:	CSMA/CD is not used in:
A:	D.
6:	The maximum length of a 10BASE-2 cable segment is:
A:	C.
7:	What is the maximum number of repeaters that can be used in an Ethernet network?
A:	B.
8:	Which statement is true?
A:	C.

Chapter 28: Introduction to TCP/IP Protocol

1:	The application layer of the OSI model covers which three layers?
A:	B.
2:	What is the starting bit pattern of a class C IP address?
A:	D.
3:	The maximum number of hosts in a class C network are:
A:	C.
4:	A host on an IP network has an IP address 192.168.3.65 with a netmask 255.255.255.224. What is the broadcast address?
A:	C.
5:	Given a netmask of 255.255.255.240, how many hosts can be placed in the network?
A:	A.
6:	In an IP network, 18 bits are used in the network address. What is the value of the netmask?
A:	A.
7:	Address resolution protocol is used to:
A:	A.
8:	Which statement is true with reference to an IP address and a socket address?
A:	B.
9:	Which file on HP-UX contains standard port numbers assigned to different applications?
A:	B.

Chapter 29: Configuring LAN Interface Adapters

1:	Which command is used to list network drivers configured into the kernel?
A:	D.
2:	For what purpose is the ifconfig command used?
A:	D.
3:	The following statements are related to the assignment of IP addresses to network interfaces. Which of these is true?
A:	B.
4:	For what purpose is the /etc/rc.config.d/ netconf file used?
A:	B.
5:	Which command is used to display a routing table?
A:	B.
6:	When creating a default route, you see a network unreachable message. What may be the cause?
A:	B.
7:	Which command is used for listing installed network adapters?
A:	C.

Chapter 30: Configuring and Managing ARPA/Berkeley Services

1:	What port number is used for telnet service?
A:	A.
2:	The telnet service is invoked using inetd . The configuration entry for this service contains the keyword nowait . What does it mean?
A:	D.
3:	What is the server process for the rcp command?
A:	A.
4:	Which command is used to execute a program on a remote system?
A:	B.
5:	Which of the following is not a network service?
A:	C. This is a restricted shell on HP-UX.
6:	An HP-UX server contains a single character + (plus) in the /etc/hosts.equiv file. Which hosts are allowed to use the network services?
A:	A.
7:	You want to allow a user jeff at host myhp to access your account using the rlogin command. What should be present in the .rhosts file in your home directory?
A:	C.

Chapter 31: Host Name Resolution and Domain Name Server

1:	A system has the following /etc/hosts file. 192.168.2.1 hp01 192.168.4.5 hp01 You use the ping hp01 command to send an ICMP packet to host hp01 . To which IP address will these packets be sent?
A:	A. The first matching entry in the /etc/hosts file is taken.
2:	Which file determines the order in which different services try to resolve a host name?
A:	C.
3:	At which run level is named started?
A:	B.
4:	What is the DNS port number?
A:	D.
5:	The hosts_to_named command is run on which server?
A:	A.
6:	Which file on a client machine is used for listing available name servers?
A:	B.
7:	Which is the configuration file used by named at boot time?
A:	B.
8:	You have your own domain name and want to create zones and delegate authority of these zones to a departmental name server. Which name server will delegate this authority?
A:	B.
9:	For what purpose is the NS resource record used in DNS data files?
A:	A.

Chapter 32: Configuring and Managing NIS

1:	An NIS client can take part in how many NIS domains?
A:	A.
2:	What is true about an NIS domain name?
A:	A.
3:	The ypxfr command is used on:
A:	B.
4:	Which daemon is used for an NIS password change?
A:	D.
5:	What is true about NIS?
A:	A.
6:	Which of the following is not an NIS map?
A:	D.
7:	Which command is used to display the name of an NIS server bound to a host?
A:	C.

Chapter 33: Configuring and Managing the Network File System

1:	Which NFS version is supported on HP-UX 11.00?
A:	D.
2:	Which HP-UX command can be used on an NFS server to list remotely mounted file systems by NFS clients ?
A:	D.
3:	How should the rpcbind , nfsd , and inetd daemons be started?
A:	B.
4:	Which RPC daemon is used on HP-UX 11.00?
A:	B.
5:	What is not true about NFS?
A:	C.
6:	What is the advantage of NFS version 3 over version 2?
A:	D.
7:	Which command is used to manually export file systems for remote mount?
A:	B.
8:	Which command is used to list registered RPC services on a host?
A:	A.

Chapter 34: HP-UX Automounter

1:	Which of the following is not an Automounter map?
A:	B.
2:	When do you need to restart the automount daemon?
A:	A.
3:	What is the default interval of time after which Automounter unmounts a directory if no reference is made to a mounted file system?
A:	D.
4:	The master automount map contains the following indirect map entry. /home /etc/auto_home The /etc/auto_home file has one line as shown below. boota hp0:/home/boota Where will the directory /home/boota on an NFS server hp0 be mounted on the local system?
A:	D.

Chapter 35: Network Time Protocol

1:	What is the most accurate time source for NTP?
A:	A.
2:	What is the configuration file used by the xntpd daemon?
A:	B.
3:	Which command is used to synchronize time with one or more NTP servers on the Internet?
A:	A.
4:	What is the default polling time for a server?
A:	A.

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