Record sets are the basic foundation of database programming. Normally all business application need to store large volume of data, organised in a format that simplify retrieval of data, this is accomplished with a Database Management System (DBMS). It is a mechanism for manipulating tabular database with high level commands. The database management system hides low level details such as how data are stored in a database and free's the programmer to concentrate on managing information, rather than on the specific of manipulating files or maintaining link among them.
Bit by Bit | Chapter 6 - Graphics and Sound in QB64 A. Tick the correct option. 1. (d) screen mode 0 2. (b) 640 x 350 3. (d) White 4. (a) Lower-Right 5. (c) PSET 6. (c) Generate a tone for a short duration B. Fill in the blanks. 1. CIRCLE 2. PAINT 3. PLAY 4. Graphic 5. Pixels 6. Box C. True or False. 1. True 2. False 3. False 4. True 5. True 6. True D. Answer the following questions. 1. What is the use of SCREEN statement? The SCREEN statement is used to set the screen mode for displaying graphics. There are many screen modes and each screen modes have their own number which is from SCREEN 1 to SCREEN 13. The various screen modes differ in resolution. 2. What is a pixel? How is it related to resolution? The graphics which is displaying on the computer screen is made up of thousands of dots called pixel. Pixel stands for picture element. The number of pixels in an image determines the resolution of the image. Higher the resolution, cleaner the image will appear. 3. What is the differenc...
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