with 100% Correct Answers
Introduction
This document contains complete ITN 170 Linux final exam
questions with their correct answers, covering Linux
administration, networking, DNS, package management, SQL,
security, and system utilities. It includes topics such as SSH,
TCP/IP, firewall configuration, compression tools, PostgreSQL,
and Linux command-line management. The material is
suitable for exam preparation and comprehensive course
revision. It provides a broad overview of the concepts
commonly assessed in an ITN 170 Linux final examination.
Exam Questions and Answers
What DNS resource record type is used to provide the IP
address for the e-mail server for a zone?
CNAME
MX
SOA
NS --- correct precise answer ---MX
After modifying the /etc/aliases file, what command must be
run in order to rebuild the aliases database?
,newaliases
sendmail
alias --- correct precise answer ---newaliases
Which of the following files contain the path and filename
where DNS servers should be configured?
/etc/nsswitch.conf
/etc/resolv.conf
/etc/hosts
/etc/named.conf --- correct precise answer ---/etc/resolv.conf
What zone configuration file contains a PTR record used to
identify the loopback adapter?
/var/named/named.ca
/var/named/named.local
/etc/named.loop
/etc/named.conf --- correct precise answer ---
/var/named/named.local
What kind of servers resolve fully qualified domain names to
IP addresses for a certain namespace on the Internet?
NTP
DNS
DHCP
NIS --- correct precise answer ---DNS
, Which of the following types of CM software only requires
that you specify the attributes that the inventory members
must have within a configuration file, not the individual
procedures that must be executed on them?
imperative configuration
declarative configuration
agentless
agent-based --- correct precise answer ---declarative
configuration
Which of the following is a valid SQL statement for adding a
new row of data to a SQL database table?
ALTER TABLE users SET firstname = 'George', lastname =
'Washington';
UPDATE users SET firstname = 'George', lastname =
'Washington';
INSERT INTO users (firstname, lastname) values ('George',
'Washington');
INSERT ('George', 'Washington') INTO users (firstname,
lastname); --- correct precise answer ---INSERT INTO users
(firstname, lastname) values ('George', 'Washington');
Which of the following commands can be used to display any
email messages awaiting delivery alongside the reason that
they were not delivered?