Organizational Structures That Support Strategic Initiatives

1.Diffentiation between chief information officer (CIO) , chief technology officer (CTO) , chief security officer (CSO) , chief privacy officer (CPO) and chief knowledge officer (CKO).

CHIEF INFORMATION OFFICER (CIO)

• responsible for overseeing all uses of information technology and ensuring the strategic alignment of IT with business goals  and objective. The CIO often report directly to the CEO. CIO must process a solid and detailed understading of every aspect of an organization coupled with tremendous insight into the capability of IT.
• ensure the delivery of all T projects on time and within budget.
• ensure the strategic vision of IT is in line with the strategic vision of the organization.
• advocate and communicate the IT strategy by building and maintain strong executive relationship.

CHIEF TECHNOLOGY OFFICER(CTO)

• Develop and approve the DISA net-centricity and IP convergence strategy.
• Review and approve detailed net-centricity and IP convergence plans developed by Program and Service Managers.
• Conduct technical reviews of all solutions, products and services to determine compliance with overall DISA strategy and evaluate soundness of technical approach.  Provide recommendations as required to appropriate DISA leadership.
• Conduct technical reconnaissance to identify and recommend innovative engineering techniques, technologies, and products that may be of use to DISA.
• Represent DISA at senior level technical exchanges, conferences, panels, etc.
• Advise the Director and Vice-Director on all aspects of technology relevant to DISA efforts.
• Approve all technical standards leaving DISA and oversee all standards development.
• In conjunction with CAE, AFE, and SPI, conduct end-to-end reviews of all solutions, programs (how programs fit together), and services, ensuring all are consistent with GIG architecture and standards.
• Exercise governance over Joint Capability Technology Demonstrations and other technology innovation initiatives.
• Guide, direct and lead the Chief Engineers Panel.
• Work in conjunction with the Technical Director for Global NetOps to ensure the technical soundness of global NetOps systems and solutions.
• responsible for ensuring the throughput,speed,accurancy,availability and reliability of an orgaization information technology
• CTO process well-rounded knowledge knowledge of all aspect of IT  including hardware,software and telecommunications.

CHIEF SECURITY OFFICER (CSO)

• Ensuring the confidentiality of sensitive information processed by, stored in, and moved through information systems and applications belonging to the enterprise. Examples of sensitive information processed by enterprise include personally identifiable information and other Privacy Act protected records; pre-release economic statistics; information provided by companies and individuals under the assumption of confidentiality; and pre-award contract financial information.
• Ensuring the integrity of the enterprise information such that decisions and actions taken based upon the data processed by, stored in, and moved through enterprise information systems can be made with the assurance that the information has not been manipulated, the information is not subject to repudiation, the source of the changes to information can be determined as best as possible.
• Ensuring the availability of the enterprise information systems and applications during routine operations and in crisis situations to support the enterprise Mission.
• responsibility for ensuring and developing strategic and IT safeguards against attacks from hackers and viruses.
• CSO posess detailed knowledge of networks and telecommunication because hackers and viruses usually find their way into IT system through networked computers.

CHIEF PRIVACY OFFICER (CPO)

• responsibility for ensuring the ethical and legal use of information within an organization
• CPO are the newest senior executive position in IT.
• lawyers traning enabling them o understand the often complex legal issues surrounding the use of information.

CHIEF KNOWLEDGE OFFICER (CKO)

• responsible for collecting ,mainting and dstributing the organization knowledge.
• CKO desigs programs and system that make it easy for people to reuse knowledge.
• can contribute directly to the organization bottom line by reducing the learning curve for new employees or employees taking on new roles.

Storing Organizational Information-Database

1.Descride two primary method of integriting information across multiple database?

Firstly forward integration takes information entered into a given system and send it automatically to all downstream system and process.Secondly backward integration takes information entered into given system and send it automatically to all upstream system and process.

2.Describe the benefit of data-driven web site ?

Allow the website owner to make changes any time,a statis website requires a programmer to make updates,having a data-driven website enables to site to grow faster than would be possible with a static site and even the most competent programmer charged with the task of maintaining many pages will overlook things and make mistakes.

3.Define the fundamental concept of the rational database model?

Fundamental concept of rational database model have two types firstly entities and attributes.Entities in the rational database model is the person ,place,thing,transaction or event about which information is stored.Attributes also called fields or colums are characteristic or properties of an entity class.Secondly keys and relationships.

4.Evaluate the advantages of the rational database model?

Firstly increase flexibility.increased scalability and performance,reduced information redundancy,increased information integrity(quality) and increased information security.

5.Compare operational integrity constraints and business-critical integrity constraints?

Operational integrity constraints are rules that enforce basic and fundamental information-based constraints.Business-critical integrity constraints are rules that enforce rules vital to an organization success and often require more insight and knowledge than operational integrity constraints.

Accessing Organizational Information-Data Warehouse

1.Describe the roles purpose of data warehouse and date marts in an organization.

Data warehouse is a logical collection of information gathered from many different operational databases that support business analysis and decision-making tasks.

Data marts-contains a subset of date warehouse information

2.Compare the multidimensional nature of data warehouse with the two-dimensional nature of databases.

Data base contain information in a series of two dimensional tables which means that you can only ever view two dimensional of information at one time.In a database warehouse and data marts information is multidimensional it contains layers of colums and rows.Each layer in a data warehouse or data marts represents information according to an additional dimension.Dimensions could such things as products,promotion,stores,category,region.stock price,date,time and even the weather.The ability to look information from different dimensions can add tremendous business insight.

3.Identify the importance of ensuring the cleanliness of information throughout an organization.

Maintain high quality data in the data warehouse.a process that weeds out and fixes or discards inconsistent,incorrect,or incomplete information,contact information in an operational system,standardizing customer name from operational system,information cleansing activities and accurate and complate information quality management.

4.Explain the relationship between business intelligence and data warehouse.

Business intelligence is the information that people use to support their decision-making efforts.

Data warehouse a logical collection of information-gathered from many different operational databases-that supports business analysis activities and decision-making tasks.