Chapter 8
Chapter 9
Chapter 10
Chapter 12
Chapter 13
100
This is software such as Microsoft Windows. It is a set of software, utilities, and drivers that make use of the computer hardware and allows the user to interact with various programs.
An operating system
100
A ____ is typically tied to a specific person – this could be your email address (samir.saber@hccs.edu) or your work account for example. These are put into groups.
Users
100
_______ is the broad category of any software designed to cause harm or disruption to a computer or perform activities on a computer without the owner’s consent.
Malware
100
A WAN stands for this.
Wide Area Network
100
With this troubleshooting, you make a test change to see if it worked or not.
Trial and Error
200
This is another word for wiping a hard-drive clean
Formatting
200
In the AAA concept, this refers to the logging of data such as when a user accessed a system and changes were made by such & such.
Accounting
200
A ___________ is a network connection that uses the Internet to give users or branch offices secure access to a company’s network resources.
virtual private network (VPN)
200
A ______ modulates the digital signal into an analog signal, and at the other end of the line, another ______ demodulates the analog signal back to digital.
modem
200
With this troubleshooting method, you compare something that doesn’t work with something that does, and then make modifications to the nonfunctioning item until it performs like the functioning one.
Solve by example
300
This is the process of identifying who has access to the network, for example a user and password.
Authentication
300
______ authentication is a security system in which more than one form of authentication is required to verify a user (two-factor authentication and three-factor authentication are part of this).
Multi-factor authentication
300
This type of malware spreads (on its own) via the network and typically via USB devices.
A worm
300
This type of signal is a series of binary 1s and 0s represented by some type of signal that has two possible states.
digital signal
300
Your most effective weapon in supporting a network & solving problems is your own _______.
experience
400
Drives that can be removed or added while a server is currently running are labeled as this.
hot-swappable
400
Administrators of Windows operating systems can use this to examine event log entries generated by system services and applications (This is an application in Windows, very common for checking logs such as System, Application, etc.)
Event Viewer
400
A _____ attack is an attacker’s attempt to tie up network bandwidth or network services so that it renders resources useless to legitimate users.
denial of service
400
This type of WAN connection method enables several communication streams to travel simultaneously over the same cable segment. Through this, a T-carrier network supports simultaneous communication links over the same set of cables.
Multiplexing, or “muxing,”
400
This problem solving method is a favorite among PC technicians. It requires narrowing down possible sources of the problem and having known working replacement parts on hand so that they can be swapped out.
the replacement method
500
This is a high-speed, high-cost network storage solution that largely replaces locally attached drives on servers. This technology allows multiple servers to access an enormous amount of shared storage that appears as locally attached drives from the server and user’s perspective.
Storage Area Network (SAN)
500
This is the network protocol used by Active Directory for communication.
LDAP (Lightweight Directory Access Protocol)
500
Half-open SYN attacks use the TCP ______ handshake to tie up a server with invalid TCP sessions, thereby preventing real sessions from being started.
three-way
500
A __________________ is a device (actually two devices that are usually combined) that creates a digital connection between a LAN device, such as a router, and the WAN link from the service provider.
channel service unit/data service unit (CSU/DSU)
500
This is the best place to get technical documentation or manuals. For example if you purchase a new Cisco router, where would you get the manual?
a vendor’s website
M
e
n
u