ALL CLASS COMPUTER SCIENCE AND DATA PROCESSING NOTES

LOGIC GATES A logic gate is an elementary building block of a digital circuit. One of the most useful aspects of computers is their ability to make decisions. If the number of items in stock falls below a certain level, then print an order for some more. The ability to make useful decisions like this is because of special circuits in the processor. These circuits are called logic circuits. Logic circuits are made from components called logic gates. .

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  1.     ………………………………… is the word used to describe devices. These are the parts of the computer system you can touch and see .   A.     Hardware B.     Software C.     Data D.    Information 2.     …………………………… peripherals that are used to capture data and send it to a computer system. A.     Output devices B.     Input devices C.     Storage devices D.    Processing devices   3.     …………………… peripherals pass data back from a process . A.     Input devices B.     Output devices C.     Processing Devices D.    Storage devices   4.     Which of the following is the input device? A.     Harddisk B.     Monitor C.     Keyboard   D.    Printer 5.     Which of the following is the storage device?   A.     Monitor B.     Scanner C.     Mouse D.    Harddisk     1A 2B 3B 4C 5D  

  1- _________ refers to the rules and regulations governing the conduct of an indivual with others. Profession  Profession Computer behaviour  Computer ethics  Ethics   2- _________ is the standard of conduct as it relates to computers.  Computer ethics  Ethics  Computer users Computer professionals  3- _________ is a place where the teaching and learning of computer studies takes place.   Computer laboratory  Computer shop  Computer factory  Computer house   4- These are some of the components of an ideal computer laboratory except_____________.   White marker board  printers  chairs and computer systems  Washing machines  5- A computer room contains the following except_____________.   Monitor  printer  sewing machine  UPS   ANSWERS 1-D 2-A 3-A 4-D 5-C

  3.Term Final Exam Question    1.     What does ICT stands for? A.     Information and Communication Technology B.     Instant Command Transmission C.     Internet Community Technology D.    Information Continuity Transfer   2.     One of the following is a disadvantage of ICT. A.     Expensive setup B.     Accommodation C.     Productivity D.    Independent   3.     All are laboratory rules and regulations except ___________                             A.     Maintaining dust-free environment. B.     Do not move any equipment from its original position. C.     Do not load or remove any software from the system. D.    Do not attempt to repair laboratory equipment.   4.     One of the following best describe ICT. A.     The communication between two people B.     The use of electronic devices and other electronic communication means to manage and process information effectively. C.     Intersection of row and a column D.    it is a place where we buy our goods   5.     Ethics means wha