Card Set Information
Blah blah blah
Examples of coaxial cables are
RG-59, RG-6, RG-8, and RG-58
Types of twisted-pair cable include _________.
UTP and STP
Plenum cable is approved for use in the ______.
You can use fiber cable to transmit data at significantly faster speeds across greater distances than using ________.
Types of fiber cable include _______.
MMF and SMF
_______ provide support for computers and systems that require superior shielding,
_______ are typically not used in networks any more.
Fiber cables use connectors such as ________ connectors
ST,SC, and LC
Twisted-pair cables commonly use _____ connectors based on the _____ and _____ standards for Ethernet networks.
T568A and T568B
Coaxial cables use connectors such as the _______ connectors.
F and BNC
________ provide unique identifiers for hosts in networks.
Every IPv4 address is made up of _____, or ______, totaling _____.
In IPv4 the first and subsequent octets are used for the network ID depends on which ____ the address fall into.
IPv4 There are three main classes - _______________________.
Class A,Class B, and Class C
IP addresses can be ______ ______or ________.
public, private, APIPA assigned
IPv6 was created to provide a __________________________.
wider range of IP addresses
IPv6 This system uses _____ addresses that are written in _____________
Double colons maybe used in place of _________.
strings of zeroes
There are three main types of addresses with IPv6 - __________________.
unicast, multicast, and anycast
_______ enable communication between devices in dissimilar networks.
Gateways subdivide LANs into ______.
Types of gateways include _____________________, as well as ________.
e-mail, Internet, LAN, and voice and data gateways
When connecting networks, the _________ of a network ID is used to identity the way that the network is divided.
The default subnet masks for classes A is _____________.
The default subnet masks for classes B is _____________.
The default subnet masks for classes C is _____________.
IP addresses for hosts can be ____________.
static, dynamically assigned,or self-assigned
You can use DNS to resolve ______ to IP addresses.
_____ enables a network device to borrow or lease an IP address for a specified period of time.
The client and the server negotiate a lease using a series of 4 steps- DHCP ______, DHCP _____, DHCP _____ and then DHCP ______.
______ automatically assigns IP addresses if no DHCP server is available.
Ports are channels that support ____________ and _________ communication protocols.
Ports are assigned a number between 0 and ____.
port __ for FTP
port ___ for Telnet
port ___ for SMTP
port __ for HTTP
port ___ for POP3
port ___ for IMAP
port ____ for HTTPS
port ___ for DNS
port _____ for RDP
_________ are transport layer protocols, used by upper layer protocols.
TCP and UDP
___ provides error checking and is reliable,but ___ is faster and supports broadcast and multicast.
Other common Internet protocols include DHCP ________________________
for automatic IP address assignment
DNS is for resolving _______ to ______
Protocol ______ is for searching directory-like information
Protocol _____ is for monitoring network control devices
Protocol ______ is for providing shared access to network components
Protocol _____ is for creating secure channels,
Protocol ____ is for securely copying files between hosts
To support graphic-intensive applications, a work station has to have an
a powerful multi-core processor
a lot of RAM
large and fast hard disks and
suitable connectivity options
A workstation used for NLE requires a
with sufficient RAM,
and an appropriate GPU.
separate hard disks for media files and for system and application files
a burner for saving video to optical disk,
a sound system,
and a sufficiently large case.
VDI involves using virtualization to host multiple users'desktop environments on a central server. VDI maybe
It relies on powerful servers and fast network connections.
a ____ client performs most of its own processing tasks and contacts a server only occasionally
A thin client depends on ___________ and processing, and includes only minimal hardware
a server for data
You can configure a home server to provide services such as __________________________________________________________________.
backup, file, print, media streaming, and web services,as well as user authentication and web caching.
Examples of home server operating systems are _____________.
Mac OS X Lion Server
Windows Home Server
A __________ provides a visual interface for interacting with a computer.
A _________ uses cathode rays to create a display.
An _______ uses layers of liquid crystals, a fluorescent light source, and polarizing filters.
In a LCD Electric current aligns the molecules of the crystals to determine whether ____________.
light can pass through them
LED monitors use LEDs that emit _____ to illuminate pixels
____ monitors use organic materials to produce light and can display highly realistic-looking images.
Plasma technology provides high ______ and wide ___________.
Projectors use a __________, an __________, and electronics to project an image from a computer onto a large screen.
The three major types of projectors are ______________.
LCD,DLP, and LCoS
Types of display connectors, or cables, include ____________________________________________________________.
VGA, HDMI,component cable, S-video, composite cable, and DVI
You connect a keyboard and mouse to a computer using _________, dedicated PS/2 ports, or - for wireless devices -a _____________.
Commonly used multimedia devices include ___________________________________________________.
MIDI devices,digital cameras, microphones, biometric devices, and barcode readers
_________ generate and output images to an external display device.
Video adapter cards
Video adapter cards can be inserted into a computer using ___________ slots.
PCI, AGP, or PCIe
I/O adapter cards provide additional ports to the motherboard, such as ______________.
USB, parallel, serial, and SCSI ports.
Some of Intel's main products have been the_________________________________________________________________________________________.
Sandy Bridge processors,
and Nehalem processors.
AMD processor offerings included the ____________________________.
and Turion 64
a CPU _______ provides the mechanical and electrical connection between the CPU and the motherboard.
The most common integrated l/Os on motherboards include _________
and PS/2 ports
Electrical equipment is susceptible to damage from __________.
ESD,EMI, and RFI.
Information security is based on five main information security concepts -___________________________.
You can use a combination of _______________________ controls to implement defense of data.
Printers can belong to one of two categories - ________________.
Non-impact printers include _______ printers.
You need to be aware of three hazards in particular when servicing a printer - _______________.
You should regularly replace printer consumables, such as _________________.
toner cartridges, the toner drum, and the fuser
Standards for laptop expansion cards include the older __________ standards, and the newer _________ standards.
older PCMCIA or PC Card standard
newer ExpressCard/34 and ExpressCard/54
Cards using the __________ standard are smaller, faster, and less expensive than PC Cards.
____________ are small dual in-line memory modules, typically used in notebooks and other devices for which standard _____ are too large.
You can distinguish between different types of ____ based on the number of pins they contain and where their notches are located.
A flash drive is a portable storage device that uses flash memory and is ____________.
LED screens are ____ screens that use LED backlights and provide better image quality.
Laptops usually use _______ hard drives
Bus systems used in laptops include ______________
Mini-PCI and PCIe
______________ provide slots for connecting non-portable devices and peripherals, such as printers and big-screen TVs, to laptops.
You can press various keys in conjunction with the ___ key to activate alternative key functions.
Examples of network devices include ___________________.
and wireless access points
Hubs and switches both connect devices within a network, but ________ are more intelligent and can divide a network into segments.
Routers direct data between hosts on a network using either ___________ routing.
static or dynamic
________ connect separate segments of a network, and wireless access points connect wireless devices to either wired or wireless networks.
A NAS server is a pre-configured file server that users can use to ____________.
stores files on a network
__________ includes at least one internal server, pre-configured disk capacity, and an operating system that can be optimized for file transfers.
A ____________ helps protect an internal network from security threats by denying or allowing access to data packets.
You use tone generators and locators to determine ______________.
where pairs of wires begin and end
Continuity testers enable you to verily that the __________________.
wires in cables are paired correctly
You use loopback adapters to test the ports on a system, without having to ________________.
connect an external device
The most common wireless networking standard is IEEE _______, known as Wi-Fi.
Versions of this WIFI standard include ______________.
and 802.11 n
Common wireless security protocols that support encryption are ______________
WEP, WPA, and WPA2
The two main encryption standards used in wireless networking are __________.
TKIP and AES
WPA2 supports the use of ____, which provides the strongest encryption
SOHO WiFi routers are all-in-one devices that include _______________.
WiFi and an Internet connection
You can configure a SOHO router to provide ____ address filtering to control which devices can access your network.
configure broadcasting to control whether your network is publicly visible
configure ____ to automatically assign IP addresses to clients
Configure ___ to hide internal IP addresses from public view
Configure ___ to protect your internal network
Configure ____ to automatically connect wireless devices to access points
Configure _____ to prioritize resources between network clients.
A computer network allows two or more computers to communicate. Types of networks include _________________________.
A network's ________________ refers to the physical layout of its components and cabling
A network's _______________ refers to the paths that transmitted data takes between devices.
Examples of common network topologies are ___________________________.
the star, bus, ring, mesh, and hybrid topologies
RAM stores data temporarily so it can be ________________
The most common type of RAM is _____.
There are several types of DRAM including ________________
A memory module has __________ chips.
8,16, or 32
Some memory modules use _______ checking and some _______.