Oracle 1Z0-880 Online Practice Questions and Exam Preparation

Oracle 1Z0-880 Online Questions & Answers

• Question 161:

  For which three types of IP traffic are Internet Control Message Protocol (ICMP) packets used? (Choose three.)

  A. ping between hosts on the same network
  B. encapsulating fragmented TCP packets
  C. RDISC router discovery
  D. ping between hosts on different networks
  E. MAC address updates
  F. RIPv2 routing updates
  A. ping between hosts on the same network
  C. RDISC router discovery
  D. ping between hosts on different networks

• Question 162:

  A DNS server is successfully providing information related to zones for which it is authoritative. A problem occurs when it attempts to resolve addresses in zones for which it is not authoritative. What is a cause of this problem?

  A. The server has no knowledge of the root-level servers.
  B. The server has no /etc/resolv.conf file.
  C. The server has only a single Ethernet interface.
  D. The server does NOT support the .com domain.
  E. The server is NOT authoritative for any reverse domains.
  A. The server has no knowledge of the root-level servers.

• Question 163:

  A user begins to establish a Telnet session with a second system located on a different subnet. The Network Interface layer is responsible for creating a packet data unit. What information does the header in the packet data unit contain?

  A. address of the local subnet's router
  B. UID of the user executing the telnet command
  C. destination host address
  D. time to live (TTL)
  A. address of the local subnet's router

• Question 164:

  Click the Exhibit button.

  The output from a netstat -r command is shown in the exhibit. In this output, the destination 192.168.100.0 is shown as an IP address. Which file should you modify to assign a name to this network so that this name is shown in the netstat -r output?

  

  A. /etc/inet/networks.conf
  B. /etc/default/networks.conf
  C. /etc/networks.conf
  D. /etc/inet/hosts
  E. /etc/inet/networks
  E. /etc/inet/networks

• Question 165:

  The Solaris IP Filter firewall includes the ability to log its actions. The logging device of Solaris IP Filter is / dev/ipl. The log keyword ensures that packets are available to the logging device. To configure a rule match to be logged, the log keyword must be used. Which rule match is logged by the Solaris IP Filter firewall?

  A. block in quick on eri0 from any to any log
  B. block in all log
  C. block in quick on hme0 proto tcp log from any to any
  D. block in log quick on eri0 from any to any
  E. log block in all
  D. block in log quick on eri0 from any to any

• Question 166:

  At which layer in the TCP/IP network model are decisions about routing between networks made?

  A. Internet
  B. Application
  C. Data Link
  D. Transport
  A. Internet

• Question 167:

  You are asked to recommend a network topology for a new server network. This network will service all of your Sun servers (approximately 50 machines) and several employee workstations (approximately 20 machines). Which network topology is suited for this environment?

  A. a bus topology segmented into multiple network
  B. a star topology with one segment for servers and another for workstations
  C. a VLAN topology with one VLAN for servers and another for workstations
  D. a ring topology using intelligent hubs
  C. a VLAN topology with one VLAN for servers and another for workstations

• Question 168:

  The system administrator needs to configure a static, default route to 192.168.0.1. The netmask is 255.255.255.240. Which two commands are used to ensure that the default route is installed immediately and at the next reboot? (Choose two.)

  A. routeadm add default -netmask 255.255.255.240 192.168.0.1
  B. echo 192.168.0.1 > /etc/defaultrouter
  C. echo 192.168.0.1/25 > /etc/defaultrouter
  D. route add default 192.168.0.1
  E. routeadm -u -a default 192.168.0.1
  B. echo 192.168.0.1 > /etc/defaultrouter
  D. route add default 192.168.0.1

• Question 169:

  Investigating the output of ipfstat -in on a system running Solaris IP Filter, which is the sequence of rules matched for an inbound telnet connection from system 192.168.1.55?

  1.

  block in all

  2.

  pass in from 192.168.1.0/24 to any

  3.

  pass in quick from any to any port = 80

  4.

  block in from 192.168.1.6/32 to any

  5.

  pass in quick from any to any port = 23

  6.

  block in all

  A. 1, 2, 5, and 6
  B. 1, 2, 3, 4, 5, and 6
  C. 1 and 5
  D. 1, 2, and 5
  D. 1, 2, and 5

• Question 170:

  Which two statements are true when you use IPMP with IPv6? (Choose two.)

  A. All test interfaces must be marked as DEPRECATED.
  B. IPMP can be configured on a single network interface.
  C. Multiple test addresses can use the same link-local address.
  D. All interfaces must have a unique MAC address.
  E. All test addresses must be manually assigned a unique link-local address.
  B. IPMP can be configured on a single network interface.
  D. All interfaces must have a unique MAC address.