Lpi 202-450 Online Practice Questions and Exam Preparation

Lpi 202-450 Online Questions & Answers

• Question 81:

  FILL BLANK

  What command displays NFC kernel statistics? (Specify ONLY the command without any path or parameters.)

  nfsstat

• Question 82:

  What is the name of the network security scanner project which, at the core, is a server with a set of network vulnerability tests (NVTs)?

  A. nmap
  B. OpenVAS
  C. Snort
  D. wireshark
  B. OpenVAS

• Question 83:

  Which of the following is NOT included in a Snort rule header?

  A. protocol
  B. action
  C. source IP address
  D. packet byte offset
  E. source port
  D. packet byte offset

• Question 84:

  Which environment variables are used by ssh-agent? (Please select TWO variables)

  A. SSH_AGENT_KEY
  B. SSH_AGENT_SOCK
  C. SSH_AGENT_PID
  D. SSH_AUTH_SOCK
  E. SSH_AUTH_PID
  B. SSH_AGENT_SOCK
  C. SSH_AGENT_PID

• Question 85:

  An SSH server is configured to use tcp_wrappers and only hosts from the class C network 192.168.1.0 should be allowed to access it. Which of the following lines would achieve this, when entered in/etc/ hosts.allow?

  A. ALLOW: 192.168.1.0/255.255.255.0 : sshd
  B. sshd : 192.168.1.0/255.255.255.0 : ALLOW
  C. 192.168.1.0/255.255.255.0 : ALLOW: sshd
  D. tcpD. sshd : 192.168.1.0/255.255.255.0 : ALLOW
  E. sshd : ALLOW: 192.168.1.0/255.255.255.0
  B. sshd : 192.168.1.0/255.255.255.0 : ALLOW

• Question 86:

  What command must be used to create an SSH key-pair? Please enter the command without the path or any options or parameters.

  A. ssh-keygen
  A. ssh-keygen

• Question 87:

  Which rdnc sub command can be used in conjunction with the name of a zone in order to make BIND reread the content of the specific zone file without reloading other zones as well?

  A. lookup
  B. reload
  C. fileupdate
  D. reread
  E. zoneupdate
  A. lookup
  C. fileupdate

• Question 88:

  Which of the following describes the main purpose of strace?

  A. Show the TCP/IP stack data, to help to solve network problems
  B. Help to follow the traces of intruders of the internal network
  C. Debug programs by displaying the original code of the program. It is a kind of "disassembler"
  D. Reverse engineer applications, resulting in the source code of the program
  E. Debug programs by monitoring system calls and reporting them
  E. Debug programs by monitoring system calls and reporting them

• Question 89:

  What is the correct format for an ftpusers file entry?

  A. Use only one username on each line.
  B. Add a colon after each username.
  C. Add a semicolon after each username.
  D. Add ALLOW after each username.
  E. Add DENY after each username.
  A. Use only one username on each line.

• Question 90:

  When are Sieve filters usually applied to an email?

  A. When the email is delivered to a mailbox
  B. When the email is relayed by an SMTP server
  C. When the email is received by an SMTP smarthost
  D. When the email is sent to the first server by an MUA
  E. When the email is retrieved by an MUA
  A. When the email is delivered to a mailbox