2.1 INFORMATION RETRIEVAL 2.1.1 What is Information Retrieval? The construal of the term information retrieval can be very broad. Just getting a credit card out of your wallet so that you can indite in the card number is a form of information retrieval. However‚ as an academic field of study‚ information retrieval might be defined thus: Information retrieval (IR) is finding material (customarily documents) of an unstructured nature (conventionally text) that satiates an information need from within
Premium Credit card Money Bank
INPUT DEVICES: 1. Keyboard - The keyboard is a way to input letters or numbers into different applications or programs. A keyboard also has special keys that help operate the computer. 2. Mouse - The mouse is used to open and close files‚ navigate web sites‚ and click on a lot of commands (to tell the computer what to do) when using different applications. 3. Touch Screen - A touch screen is a computer screen or other screen that you can touch with your finger to enter information. Examples
Premium Input device
detect the presence of a particular combination of bits at the inputs and indicate the presence of that particular set of bits by outputting a specified output level. Typically a decoder with n input lines require 2n output lines to decode every possible combination of bits. BCD to decimal conversion‚ looked at in part 3 of this lab‚ is accomplished using a decoder which has 4 input lines and 10 output lines (the 10 output lines correspond to the decimal numbers 0-9). This device is used to convert
Premium Encoder Decoder Output
To Organisation Organisation is one important element of the management process. It is next to planning. In management‚ organisation is both the process as well as the end-product of that process which is referred to as organisation structure. Such structure acts as the foundation on which the whole super-structure of management is built. Sound organisation structure is essential for the conduct of business activities in an efficient manner. It is within the framework of the organisation that
Premium Management Organization
PERSONNEL: DUTIES‚ FUNCTIONS AND RESPONSIBILITIES HOTEL DIRECTOR The Hotel Director is responsible for all hotel departments onboard and supervises all "hotel" department heads to ensure company standards and procedures are being upheld‚ in an effort to maximize guest service and satisfaction. The Hotel Director oversees crew morale onboard and allocates crew cabins. They are directly involved in the maximization of onboard revenues and will monitor and control expenses and requisitions of
Premium Carnival Cruise Lines Cruise line The Guest
Why are ethics important? Recent events in corporate America have demonstrated the destructive effects that occur when the leadership of a company does not behave ethically. One might wonder why highly educated‚ successful‚ and business savvy corporate professionals at Enron‚ Tyco‚ WorldCom‚ and Adelphia got themselves into such a big mess. The answer lies in a profound lack of ethics. Running a business ethically is good for business. However‚ "business ethics" if properly interpreted means
Premium Ethics
APPROVAL SHEET This undergraduate project Study “DEPARTMENT OF AGRARIAN REFORM (DAR) COMPUTERIZED PAYROLL SYSTEM” prepared and submitted by CLIFFORD Y. CACAP‚ HERWIN A. DAYSA and NELSON S. GENORA‚ in partial fulfilment of the requirements of the degree Bachelor of Science in Information Technology has been examined and is recommended for acceptance. PHILIP L. BALAGTEY‚ BSICS Adviser PANELS OF EXAMINERS APPROVED by the committee on Oral Examination on __________ with the grades
Premium Gratitude
14 reasons why home work is important 1. It improves your child’s thinking and memory. 2. It helps your child develop positive study skills and habits that will serve him or her well throughout life 3. Homework encourages your child to use time wisely 4. It teaches your child to work independently 5. Homework teaches your child to take responsibility for his or her work 6. It allows your child to review and practice what has been covered in class 7. It helps your child
Premium Learning Critical thinking Study skills
The Ambitious Payroll Manager Ardyth Power Kaplan University Fraud Examination‚ AC555 Professor Jacquelyne Lewis‚ Ph. D. May 6‚ 2012 In this case‚ Dena Brenner used payroll schemes to be successful of committing fraud against International Agricultural Seed (IAS). Dena used a former employee‚ by reactivating this employee in the company’s payroll system and changing the account number to direct the payroll funds to go to. The bank account number she used was her own bank
Premium Fraud Cheque
“A dead thing can go with the stream‚ but only a living thing can go against it.” G.K Chesterton Activism and protests are important to a government‚ even more to a democracy‚ to help make a change‚ in some circumstances‚ which would not have had light shined on them otherwise. Without such demonstrations‚ we may still have segregation between the races and unequal rights between genders. Generally‚ most people have the wrong idea about activism and protests. Undoubtedly there are “hippies” and
Premium Civil disobedience Protest Nonviolence