Overheard: Word of the Day


October 8, 2013  4:08 PM

Word of the Day: big data management

Margaret Rouse Margaret Rouse Profile: Margaret Rouse

“Many companies think they have a “big data” problem when they really have a big “data problem.” – Diego Basch

Word of the Day

Today’s WhatIs.com Word of the Day is big data management, the organization, administration and governance of large volumes of both structured and unstructured data. By examining data from a variety of sources — including call detail records, system logs and social media sites — a company can gain insight into what business processes need improvement and how to gain a competitive advantage. Continued…

Related Terms

unstructured data
data quality
big data analytics
in-memory analtyics
data classification

Quiz Yourself

Which is bigger — a petabyte of data or an exabyte of data?
Answer

Related Reading

Big data and predictive analytics: When is enough data enough?
The problem with big data is not just about volume or complexity — it’s about translating the language of analytics into something the business can understand.
Structuring a big data strategy
Creating a successful big data strategy means cutting through the information noise and finding useful business insights. This big data strategy guide will help get you there.
Putting big data technology in its place
This special edition of Business Information magazine provides insight into how in-memory analytics tools can help an organization meet its business needs.

October 7, 2013  5:05 PM

Word of the Day: session border controller

Margaret Rouse Margaret Rouse Profile: Margaret Rouse

Word of the Day

Today’s WhatIs.com  Word of the Day is  session border controller (SBC), a dedicated hardware device or software application that governs the manner in which phone calls are initiated, conducted and terminated on a Voice over Internet Protocol (VoIP) network. Basically, an SBC acts a router between the enterprise and carrier service, allowing only authorized phone calls to pass through a connection point (border).  Continued…

Related Terms

VoIP
QoS
unified communications
firewall

“Session border controllers (SBC) are the traffic cops of the IP telephony infrastructure.”– Michael Brandenburg

Quiz Yourself

What do you call unsolicited marketing phone calls on a VoIP network?
a. SPIT
b. SMOG
c. SPAM
d. SPIN
Answer

Related Reading

Guide to session border controllers: Inside IP telephony’s traffic cop
Learn more about the role that session border controllers play in an IP telephony infrastructure.
Virtualized session border controllers: Are there drawbacks?
It’s important to understand the strengths and weaknesses of this software-based delivery model.
SIP-flood and TDoS attacks: What is the difference?
Learn more about how these attack vectors work and which type of attack might be identified and thwarted by an SBC deployed at the network edge.


October 3, 2013  5:53 PM

Word of the Day: application delivery controller (ADC)

Margaret Rouse Margaret Rouse Profile: Margaret Rouse

Word of the Day

Today’s WhatIs.com Word of the Day is application delivery controller (ADC), a network device that manages client connections to complex Web and enterprise applications. In general, a controller is a hardware device or a software program that manages or directs the flow of data between two entities. Continued…

Related Terms

controller
load balancing
hardware load balancing device
authentication, authorization and accounting
wide area network (WAN)
cache

Overheard

“When choosing an ADC, it is important for an IT organization to understand how its hypervisor management system will interface with the load balancer and how the ADC supports the dynamic creation and movement of virtual machines.” Dr. Jim Metzler

Quiz Yourself

Which old school programming language for business applications is making a comeback in college-level computer science programs? HINT: The language is closely associated with Admiral Grace Hopper.
a. COBOL
b. FORTRAN
Answer

Related Reading

Cloud & ADCs: Enterprises need cloud load balancer technology
Learn why the cloud is transforming the ADC market.
Application delivery controller technology plays many roles
As IT shops become application service providers, they are turning to application delivery controller technology to play a role in virtualization and WAN optimization.
Virtual application delivery controllers could lead to better apps
Virtual ADCs allow devops to deliver applications that are optimized for the production network.


October 1, 2013  10:50 PM

Word of the Day: carbon nanotube

Margaret Rouse Margaret Rouse Profile: Margaret Rouse

Word of the Day

Today’s WhatIs.com Word of the Day is carbon nanotube  (CNT),  a hollow, cylindrical carbon structure with hexagonal graphite molecules attached at the edges. Nanotubes, which are grown in a laboratory, are strong and exhibit many thermal and electrical properties that are desirable to chip makers. Carbon nanotubes have the potential to be used as semiconductors, for example, potentially replacing silicon in a wide variety of computing devices.

Related Terms

graphene
graphene transistor
silicon
semiconductor
CPU
nanotechnology

Overheard

Carbon Nanotube Valley just doesn’t have the same ring to it. But if scientists at Stanford University have their way, computing’s most iconic element – and the Valley’s namesake – could be going the way of the vacuum tubes that came before it.” — Nick Mokey

Quiz Yourself

Miniaturization has been a driving force in the semiconductor industry. What “law” states that the number of transistors per square inch has doubled every 18 months?
Answer

Related Reading

Understanding silicon photonics technology
Welcome to the world of silicon photonics technology, a method modern engineers use to create microchips.
Intel roadmap adds low power, high density chips for micro servers
Last summer Intel disclosed plans to expand its product line of low power, high density processors to meet the demand for micro servers.
Primer: A new generation of programmable ASICs
Application-specific integrated circuits (ASICs) are customized network silicon designed for a particular purpose. Learn why they play an important part in emerging technology.


September 30, 2013  4:16 PM

Word of the Day: colocation

Margaret Rouse Margaret Rouse Profile: Margaret Rouse

Word of the Day

Today’s WhatIs.com Word of the Day is colocation, a data center facility in which a business can rent space for servers and other computing hardware.  There are several reasons a business might choose a colo over building its own data center, but one of the main drivers is the capital expenditures (CAPEX) associated with building, maintaining and updating a large computing facility. In the past, colos were often used by private enterprises for disaster recovery and redundancy. Today, colos are especially popular with cloud service providers. Continued…

Related terms

CAPEX
cloud provider
cloud services
managed service provider

Overheard

“A colo is a partnership. You work with them to host your infrastructure, and they can help as much or as little as you want.” Chris Steffen

Quiz yourself

What do you call the purposeful — and sometimes deceptive — attempt to rebrand an old product or service by associating the buzzword “cloud” with it?
Answer

Related reading

How the colocation data center stacks up to cloud, on-premises builds
C7 built its new colocation data center in Utah. C7′s CEO Wes Swenson compares colocation to cloud and on-premises data centers.
Cloud unearths hidden benefits of data center colocation services
Getting into a colocation services arrangement with a provider that also offers cloud services has several additional advantages, namely a boost in application performance.
Seven often overlooked colocation costs
Independent disaster recovery expert Paul Kirvan discusses colocation costs that are often overlooked during disaster recovery (DR) service provider planning.


September 27, 2013  5:07 PM

Word of the Day: hardware emulation

Margaret Rouse Margaret Rouse Profile: Margaret Rouse

Word of the Day

Today’s WhatIs.com Word of the Day is hardware emulation, the use of one hardware device to mimic the function of another hardware device. An administrator must use hardware emulation if he needs to run an unsupported operating system (OS) within a virtual machine (VM). In such a scenario, the virtual machine does not have direct access to server hardware. Instead, an emulation layer directs traffic between physical and virtual hardware. Continued…

Related terms:

emulator
ROM emulation
in-circuit emulator
terminal emulation

Overheard

“One of the big problems with installing an operating system (OS) onto a virtual machine (VM) is that the OS thinks it is installed on physical hardware.” — Brien Posey

Quiz Yourself

If a software program is compiled to run with a particular processor and its set of instructions, the result can be referred to as ______ code.
a. native
b. object
Answer

Related Reading

Using hardware emulation tools to run embedded OSes
Learn how hardware emulation tools can help you test OSes that run on unusual processors in this tip about running an embedded OS.
Deploying multiple servers in Xen: Partition, emulate, virtualize
Kernel emulation allows a guest OS to negotiate software applications’ requests for underlying hardware.
Five ways to improve virtual machine performance
Now that server virtualization has matured, it is possible to create high-performance virtual machines without hardware emulation.


September 26, 2013  1:49 PM

Word of the Day: FedRAMP

Margaret Rouse Margaret Rouse Profile: Margaret Rouse

Word of the Day

Today’s WhatIs.com Word of the Day is FedRAMP  (Federal Risk and Authorization Program), a risk management program for outsourced information systems used by the United States government. Under FedRAMP, once a cloud service provider is authorized for one agency, other agencies can also use that service.

Overheard

 

“Complying with the FedRAMP methodology and its security requirements can be a complex, expensive and demanding process for cloud providers.” — David Svec

Related Terms

FedRAMP 3PAO
Federal Cloud Computing Initiative
GSA IT Schedule 70

Quiz Yourself

What is unsourcing?
a. transferring support functions from paid employees to unpaid online communities.
b. bringing services back to the location from which they were originally outsourced.
Answer

Related Reading

Will Amazon Web Services’ FedRAMP certification boost public cloud use?
In this Ask The Expert, Forrester analyst Ed Ferrara discusses the potential impact of AWS’ FedRAMP certification.
FedRAMP basics: Taking the mystery out of cloud security assessment
Learn how FedRAMP makes cloud security assessments easier both for government entities and non-government enterprises.
Selling government cloud services: FedRAMP vs. FISMA
Even if a cloud provider isn’t selling government cloud services, it’s still important to understand FedRAMP and FISMA because the public sector influences commercial markets.


September 25, 2013  3:47 PM

Word of the Day: SWOT analysis

Margaret Rouse Margaret Rouse Profile: Margaret Rouse

Word of the Day

Today’s WhatIs.com Word of the Day is SWOT analysis, a framework for identifying and analyzing the internal and external factors that can have an impact on the viability of a project, product, place or person.

Overheard

 

“[A SWOT analysis] challenges you to see beyond your company walls to determine what opportunities are open for your company and how to capitalize on your strengths.” — Darrell Zahorsky

Related Terms

framework
decision tree
decision management
decision support system
data-driven decision management

Quiz Yourself

What international business standard requires financial institutions to maintain enough cash reserves to cover risks incurred by operations?
a. FISMA
b. Basel II
Answer

Related Reading

Tom Davenport on using analytics to influence business decision-makers
Analytics guru Tom Davenport gives us a peek into his latest book, ‘Keeping Up with the Quants: Your Guide to Understanding and Using Analytics.’
MIT panelists: Big data calls for data-driven decision-making skills
Companies will need to develop data-driven decision making skills, attendees were told at the 2013 MIT Sloan CIO Symposium.
Using SharePoint 2013 to enhance enterprise decision making
SharePoint 2013 collaboration features enable companies to make better decisions, says content management expert Scott Robinson.


September 24, 2013  4:34 PM

Word of the Day – Kyoto cooling

Margaret Rouse Margaret Rouse Profile: Margaret Rouse

“Cooling is directly related to the amount of power drawn by all of the electrical equipment in the data center. Power consumption is based on the number of amps drawn by the equipment. The more amps produced, the more cooling is required.” — Bill Kleyman

Today’s WhatIs.com Word of the Day is Kyoto cooling. Kyoto cooling, also called the Kyoto wheel, is an energy-efficient free cooling method for data centers developed in the Netherlands. Continue…


February 19, 2013  2:32 PM

Word of the Day – integrated business planning (IBP)

Margaret Rouse Margaret Rouse Profile: Margaret Rouse

quotes and quotations

“Ideally, companies should integrate their business planning across multiple departments within each line of business (which is hard to do) and across lines of business that must work together — which is even harder.”Barry Wilderman

Today’s WhatIs.com Word of the Day is integrated business planning (IBP), a strategy for connecting the planning functions of each department in an organization to align operations and strategy with the organization’s financial performance.


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