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NOS-120 MIDTERM EXAM QUESTIONS AND ANSWERS
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NOS-120 MIDTERM EXAM QUESTIONS ANDANSWERS
all the above
Which of the following are common methods for gaining support for
Linux?
Developmental kernels before 2.6 had a odd minor number, afterward
they ended with an "rc"
Which of the following kernels are developmental kernels? (Choose all
that apply.)
Likely to not be abandoned
Lower cost
Widely supported
What are some good reasons for using Linux in a corporate
environment? (Choose all that apply.)
-The software is developed collaboratively.
-Any bugs are fixed quickly
Which of the following are characteristics of Open Source Software?
(Choose all that apply.)
-GNOME
-KDE
Which common GUI environments are available in most Linux
distributions? (Choose all that apply.)
True
The operating system software is necessary for a computer to function.
True or False?
Apache
What is the most common opensource Web server available for Linux?
-package manager support, hardware platform, kernel features and
language support
Which of the following are factors that determine which Linux distribution
a user will use? (Choose all that apply.)
-Dennis Ritchie
-Ken Thompson
Which two people are accredited with creating the UNIX operating
system? (Choose two answers.)
,Tarball
An archive of files that usually contain scripts that install the software
contents to the correct location on the system is referred to as a:
Asymmetric encryption
Which of the following types of encryption uses a pair of keys known as
a public and private?
Mail Transfer Agent
The mutt software is an example of what type of mail service software
on Linux?
clustering
The United States Air Force was able to install Linux on a popular
gaming console and then connect over 1,700 of these systems together
to work as one big supercomputer. Which of the following types of
technologies did they implement?
software
Every computer consists of physical components and non-physical
components. The non-physical components of a computer that
understand how to work with the physical components are referred to as:
multiuser, multitasking
5 out of 5 points
Linux is a ___________ and ___________ operating system.
Linus Torvalds, MINIX
Linux was developed by __________ to resemble the _________
operating system.
open source software
Many types of software are available today. Which type of software does
Linux represent?
True
The operating system software is necessary for a computer to function.
True or False?
GNU General Public License
To which license does Linux adhere?
-Linux software is unlikely to become abandoned by its developers.
-Linux is secure and has a lower total cost of ownership than other
operating systems.
-Linux is widely available for many platforms and supports many
programming languages.
, What are some good reasons for using Linux in a corporate
environment? (Choose all that apply.)
Apache
What is the most common opensource Web server available for Linux?
package manager
Software system that installs and maintains software
GNU Project
Stallman founded the ____ _________ in 1984 to promote free
development for a free operating system.
fully qualified domain name (FQDN)
A host name plus domain name that uniquely identifies a computer or
location on a network.
Network Time Protocol (NTP)
Used to obtain time from the system clock on a local network.
Mail User Agent (MUA)
A program that allows e-mail to be read by a user.
Symmetric Encryption
These algorithms are reversible; data can be decrypted be reversing the
algorithm using the same key that was used to encrypt it.
Certification Authority (CA)
a trusted third party that issues digital certificates
security appliances
A server that provides advanced security services on a network. Most
security appliances run a custom Linux distribution.
load balancing
The process of distributing data transfer activity evenly so that no single
device is overwhelmed.
Database management systems (DBMSs)
a collection of programs and tools designed to allow the creation,
modification, manipulation, maintenance and access of information from
databases.
SaaS (Software as a Service)
Pay for software as you use it. Not installed locally, instead it is
'Hosted'software e.g. Google Docs
PaaS
Allows developers to create, test, and run their solutions on a cloud
platform without having to purchase or configure the underlying
hardware or software
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