Notes, summaries, assignments, exams, and problems for Other courses

Distributed Data Processing Concepts

Centralizing Data in Distributed Systems

How Data is Centralized in DDP

The data is stored centrally but updated or processed at the local (remote) site. Data is retrieved from the centralized data store, processed locally, and then sent back to the centralized data store.

Centralizing Standards in DDP Environments

Importance of Centralized Standards

The relatively poor control environment imposed by the Distributed Data Processing (DDP) model can be improved by establishing some central guidance. The corporate group can contribute to this goal by establishing and distributing appropriate standards for systems development, programming, and documentation to user areas.

Disaster Recovery Strategies

Key Methods for

Reported Speech Tense Changes

Present Simple

Direct: He works as an editor.

Reported: She said that he worked as an editor.

Present Continuous

Direct: He is working as an editor.

Reported: She said that he was working as an editor.

Past Simple

Direct: He worked as an editor.

Reported: She said that he had worked as an editor.

Past Continuous

Direct: He was working as an editor.

Reported: She said that he had been working as an editor.

Present Perfect Simple

Direct: He has worked as an editor.

Reported: She said that he had worked as an editor.

Present Perfect Continuous

Direct: He has been working as an editor.

Reported: She said that he had been working as an editor.

Past Perfect Simple

Direct: He had worked as an editor.

Reported: She said that he had worked... Continue reading "English Grammar Transformations" »

Business Studies

The NBER has formally affirmed that the US financial system is in a recession.

By putting into action an effective monetary policy, the Federal Reserve and the US government could uphold stable prices, thus sustaining conditions for long-standing economic expansion as well as increased employment opportunities. This study will explain how open market operations, discount rate, and reserve requirements could be utilized in order to stimulate the American economy.

Open Market Operations

Open market operations (OMOs) refer to the buying and selling of securities by a central bank in the open market to execute monetary policy. OMOs could be utilized in adjusting the supply of reserve balances in order to uphold the federal funds rate... Continue reading "Monetary Policy Tools to Revive the US Economy" »

Ch. 1 — Operations and Supply Chain Management

Ch. 1 — Operations and Supply Chain Management - design, operation and improvement of the systems that create and deliver the firm's primary products and services.

Key Processes

• Operations processes - how things are made.
• Supply chain processes - how things are moved.
• Supply chain management - the integrated management of operations and supply chain processes.

Definitions

• Process - One or more activities that transform inputs into outputs. Types are planning, sourcing, making, delivering, returning.
• Product-service bundling - when a firm builds service activities into its product offerings to create additional value for the customer.
• Mass customization - the ability to produce a unique product exactly

Psalm 73: Faith, Envy, and the End of the Wicked

Book III of Psalms

A Psalm by Asaph (World English Bible Translation)

1 Surely God^[a] is good to Israel, to those who are pure in heart.

2 But as for me, my feet were almost gone; my steps had nearly slipped. 3 For I was envious of the arrogant, when I saw the prosperity of the wicked.

4 For there are no struggles in their death, but their strength is firm. 5 They are free from the burdens of men, neither are they plagued like other men. 6 Therefore pride is like a chain around their neck; violence covers them like a garment.

7 Their eyes bulge with fat; their minds pass the limits of conceit. 8 They scoff and speak with malice. In arrogance, they threaten oppression. 9 They have set their mouth... Continue reading "Psalm 73: Finding Strength When the Wicked Prosper" »

Business Accounting Fundamentals

Accounts are the financial records of a firm’s transactions.

Accountants are the professionally qualified people who have the responsibility for keeping accurate accounts and for producing the final accounts.

Final accounts are produced at the end of the financial year and give details of the profit or loss made over the year and the worth of the business.

Methods of Making Payment

1. Cash: The traditional method of payment which is still widely used for small amounts.
2. Cheque: Cheques are not money; they are instructions to a bank to transfer a specified sum in the form of a bank balance to a named person.
3. Credit Card: This allows the consumer to obtain goods and services now but to pay for them in the future.
4. Debit

Qualitative Variables

Nominal Variables

Nominal variables are qualitative variables that cannot be ordered in an ascending or descending manner; that is, they cannot be ranked. For example, blood group.

Ordinal Variables

Ordinal variables are variables that can be ordered in an ascending or descending manner; that is, they can be ranked.

Quantitative Variables

Discrete Variables

Discrete variables are variables whose values are obtained by counting.

Continuous Variables

Continuous variables are variables whose values are obtained by measurement using a scale.

Mean

Advantages

• Has many good theoretical properties
• Used as the basis of many statistical tests
• Good summary statistic for symmetrical distribution
• Easy to calculate
• Possible for further algebraic treatment

Disadvantages

• Less

-"Conditioned" air is air that has: BEEN CONTROLLED IN RESPECT OF TEMPERATURE AND PRESSURE.

-"Frequency wild" in relation to a AC generation system means the generator: OUTPUT FREQUENCY VARIES WITH ENGINE SPEED.

-"Nose wheel shimmy" may be described as: A POSSIBLY DAMAGING VIBRATION OF THE NOSE WHEEL WHEN MOVING ON THE GROUND.

-"Vapour lock" is the phenomenon by which: HEAT PRODUCES VAPOUR BUBBLES IN THE FUEL LINE.

-"Vapour lock" is the phenomenon by which: HEAT PRODUCES VAPOUR BUBBLES IN THE FUEL LINE.

-A "fan" stage of a ducted-fan turbine engine is driven by: THE LOW PRESSURE TURBINE.

-A "trip-free" type circuit breaker is a circuit protection device which : WILL NOT ALLOW THE CONTACTS TO BE HELD CLOSED WHILE A CURRENT FAULT EXISTS IN THE CIRCUIT.

• "Heading hold" is normally: REGARDED AS A BASIC OF AUTOMATIC STABILISATION EQUIPMENT
• 1 - Route modifications2 - Crossing constraints3 - Transfer of ATC center 4 - Speed changes. The combination which regroups all of the correct statements is:   1, 2, 3, 4
• 1 - TAS2 - IAS 3 - Mach NUmber. The combination that regroups all of the correct statements is: 2, 3
• A "Bourdon Tube" is used in: PRESSURE SENSORS
• A blocked pitot head with a clear static source causes the airspeed indicator to:   REACT LIKE AN ALTIMETER
• A closed loop control system in which a small power input controls a much larger power output in a strictly proportionate manner is known as: A SERVOMECHANISM
• A control system consisting of four pendulous vanes is used in: AN AIR DRIVEN ARTIFICIAL

CODIGOS IATA/ICAO Aeropuertos

IATA-ICAO-CIUDAD PAIS AEROPUERTO

AAA-NTGA-ANAA FRENCH POLYNESIA TUAMOTU ISLANDS
AAE-DABB-ANNABA ALGERIA EL MELLAH
AAL-EKYT-AALBORG DENMARK
AAO-SVAN-ANACO VENEZUELA ANZUALEGUI
AAQ-???? -ANAPA RUSSIA
AAR-EKAH-AARHUS DENMARK TIRSTRUP
AAY-ODAG-AL GHAIDA YEMEN
ABA-UNAA-ABAKAN RUSSIA
ABE-KABE-ALLENTOWN USA (PENNSYLVANIA) BETHLEHEM-EASTON
ABF-NGAB-ABAIANG KIRIBATI
ABI-KABI-ABILENE USA (TEXAS) MUNICIPAL
ABJ-DIAP-ABIDJAN IVORY COAST PORT BOUET
ABK-HADK-KABRE DARE ETHIOPIA MIL.
ABL-PAFM-AMBLER USA (ARKANSAS)
ABM-????-BAMAGA AUSTRALIA (QUEENSLAND)
ABQ-KABQ-ALBUQUERQUE USA (NEW MEXICO) INTERNATIONAL
ABR-KAPG-ABERDEEN USA (SOUTH DAKOTA)
ABS-HEBL-ABU SIMBEL EGYPT
ABU-WRKA-ATAMBUA INDONESIA HALIWEN
ABX-AMAY-ALBURY AUSTRALIA
ABY-