Oracle 1Z0-880 Online Practice Questions and Exam Preparation

Oracle 1Z0-880 Online Questions & Answers

• Question 181:

  Which file contains the MAC address to host name lookup table?

  A. /etc/inet/ethers
  B. /var/adm/net/config
  C. /etc/ethers
  D. /etc/inet/inetd.conf
  C. /etc/ethers

• Question 182:

  An administrator of the company firewall has modified the set of Solaris IP Filter rules contained in the /etc/ ipf/ipf.conf file enabling inbound HTTP traffic to reach a newly implemented web server.

  Following activation of the new rule set, outbound response packets from the web server are being blocked. The output of ipfstat -o reports:

  block out all

  What has the administrator forgotten?

  A. a rule allowing outbound auth fragments
  B. to enable the default web server group for HTTP traffic
  C. a restart of the ipfilter service
  D. a keep state keyword on the inbound rule
  D. a keep state keyword on the inbound rule

• Question 183:

  The /etc/dhcp/inittab file contains information about the DHCP options passed from DHCP servers to clients. Which four are valid data types used to specify the kind of data that can be assigned as a value for the option? (Choose four.)

  A. OCTET - uninterpreted ASCII representation of binary data
  B. IP - one or more IP addresses in dotted decimal format (xxx.xxx.xxx.xxx)
  C. CLASS - an ASCII string representing the client machine type
  D. ASCII - text string value
  E. VENDOR - a string representing the vendor class
  F. BOOLEAN - no value is associated with this data type but its presence indicates that a condition is true
  A. OCTET - uninterpreted ASCII representation of binary data
  B. IP - one or more IP addresses in dotted decimal format (xxx.xxx.xxx.xxx)
  D. ASCII - text string value
  F. BOOLEAN - no value is associated with this data type but its presence indicates that a condition is true

• Question 184:

  Which is an example of a Network Interface layer protocol?

  A. Uniform Demultiplexing Protocol
  B. IEEE 802.11 - Wireless Network Standard
  C. Transmission Control Protocol
  D. EIA/TIA 568 - Unshielded Twisted Pair
  E. Internet Control Message Protocol
  B. IEEE 802.11 - Wireless Network Standard

• Question 185:

  While configuring Solaris IP Filter on a system, you want to block all ICMP Redirect packets.

  /usr/include/netinet/ip_icmp.h contains the following entry : #define ICMP_REDIRECT 5 /* shorter route, codes:/

  Which rule should you add to your Solaris IP Filter configuration to block all such packets?

  A. block in quick proto icmp-type 5 from any to 0/32
  B. block in quick proto ip 5 from any to 0/32
  C. block in quick proto icmp from any to 0/32 icmp-type 5
  D. block in quick proto ip icmp-type 5 from any to 0/32
  E. block in quick proto 5 from any to 0/32
  C. block in quick proto icmp from any to 0/32 icmp-type 5

• Question 186:

  On a system of your network, which is an NTP client, the output of the system administration command ntpq -p (standard Network Time Protocol query program) is:

  remote refid st t when poll reach delay offset disp =================================================================== *sun-roma02 sunital 4 m 26 64 377 0.98 0.340 1.50 Which two statements are true? (Choose two.)

  A. The polling interval is 26 seconds.
  B. The NTP server is sunital.
  C. The type of the peer is multicast.
  D. The current estimated delay is 0.98 seconds.
  E. The current estimated offset is 0.340 milliseconds.
  C. The type of the peer is multicast.
  E. The current estimated offset is 0.340 milliseconds.

• Question 187:

  Your company is setting up a new branch office that is connected to the Internet through the main office. You are asked to set up a DNS server in the new branch office. What type of DNS server should you configure?

  A. a forwarding server
  B. a Top-Level Domain server
  C. an authoritative server
  D. a root server
  E. a replica server
  A. a forwarding server

• Question 188:

  A host with two interfaces has the following routing table:

  # netstat -rn Routing Table: IPv4 Destination Gateway Flags Ref Use Interface ------------------- ---------------- ------- ----- ----- -------- 192.168.1.0 192.168.1.1 U 1 191 hme0 1 0.10.10.0 192.168.3.10 UG 1 0

  192.168.3.0 192.168.3.1 U 1 176 qfe0

  224.0.0.0 192.168.1.1 U 1 0 hme0

  127.0.0.1 127.0.0.1 UH 1 3 lo0

  What can be determined from the UG flags in the second line?

  A. It is an indirect route, and the gateway system is 192.168.3.10.
  B. The IP 10.10.10.0 is a gateway.
  C. The gateway 192.168.3.10 is up.
  D. The gateway 192.168.3.10 has been updated.
  A. It is an indirect route, and the gateway system is 192.168.3.10.

• Question 189:

  A Solaris OS user executing the command dig host.newcompany.com receives a record that indicates a non-authoritative response. What does this indicate?

  A. The default DNS server in /etc/resolv.conf is unavailable.
  B. The TTL has expired for the host.newcompany.com DNS entry.
  C. The default DNS server does not own the newcompany.com zone.
  D. The newcompany.com SOA record needs the serial number updated.
  C. The default DNS server does not own the newcompany.com zone.

• Question 190:

  You are asked to configure a DHCP server for your office. The DHCP server will be used to assign a dynamic IP address to workstations that are occasionally moved between networks and are left powered on 24 hours a day. Which is a suitable DHCP lease time to configure?

  A. No lease time is required.
  B. 10 minutes
  C. 1 hour
  D. 10 seconds
  E. 1 week
  E. 1 week