1 霹雳怡保培南独立中学 SM POI LAM (SUWA) IPOH MID-YEAR EXAMINATION 2024 INFORMATION AND COMMUNICATION TECHNOLGY DATE: TIME: 16-3-2024 8:20AM-9:20AM (60 minutes) NAME：______________________ REG NO:_________________ CLASS：S2 LI,SAN,MIN,HE,QIN,YI ( ) READ THESE INSTRUCTIONS FIRST Write your name, class and student registration number in the spaces provided. Do not use staples, paper clips, highlighters, glue or correction fluid. Answer all questions and write down the answers on the spaces provided on the question paper. Total marks for this paper is 80%. Do Not Turn This Page Until You Are Told To Do So This paper consists of 4 printed pages including this cover page Prepared by ： ………………….. (TEI KOK FONG) Checked by： ………………….. ( KOK SHEE LOON ) teikokfong
2 1. A computer controlled glasshouse is used to grow plants. State three sensors that could be used in the glasshouse. _________________________________________________________________ _________________________________________________________________ _______________________________________________________________ [3] 2. Circle two features of spreadsheet which would not be found in a word processed document. Bullets images formula sound Conditional formatting text video [2] 3. A person contacts an online medical website that uses an expert system to allow users to self-diagnose illnesses. (a) Write down the component within the expert system that matches the definition given. (i) This component contains a database of facts. ________________________________________________ [1] (ii) This component carries out the reasoning of the expert system. ________________________________________________ [1] (iii) This component allows the person to interact with the system. ________________________________________________ [1] (b) Describe how an expert system is used to diagnose an illness. ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ _____________________________________________________________ [4] 4. Discuss the advantages and disadvantages of using questionnaires to gather information about the current system. ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ____________________________________________________________ [8]
3 5. An organization has changed the way in which members of staff can enter the building. Previously they typed in a four-digit code on a key pad; now they use a device that reads a RFID tags. (a) Discuss the effectiveness of using a RFID to enter the building rather than keying in a code. _________________________________________________________ _________________________________________________________ _________________________________________________________ ________________________________________________________ ________________________________________________________[8] (b) Give two other examples of biometric methods that could be used in this scenario. _______________________________________________________ [2] 6. Circle two output devices. Actuator Bridge Database Printer DVD Hub Linker Monitor [2] 7. Complete each sentence using the most appropriate item from the list. Your answers must be different in each case. ADC an applet hardware HDD a router a sensor software SSD (a) The physical components of a computer are called________________ [1] (b) Programs and data are examples of __________________ [1] (c) A small application performing one or two simple functions is called_______________ [1] (d) An input device used in measurement applications is called ___________ [1] 8. Describe two advantages of using a DVD rather than the cloud to store data. ______________________________________________________________ ______________________________________________________________ ______________________________________________________________ [4] 9. Describe two advantages and two disadvantages of using biometric rather than cards that use chip and PIN. _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _________________________________________________________________ _______________________________________________________________ [8] 10. Describe the following file formats. (a) .pdf _____________________________________________________ [2] (b) .css_____________________________________________________ [2]
4 11. Identify three uses of 3D printing in factory. 1.___________________ 2.___________________ 3.___________________ [6] 12. (a) Compare and contrast LAN and WAN. ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ _________________________________________________________________ _________________________________________________________ [4] (b) Tick the most appropriate media. [2] CD pendrive Magnetic HDD Magnetic disc Optical disc 13.(a) Describe the benefits and drawbacks of SSD. ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ _________________________________________________________ [4] (b) List two primary storages. 1.____________________ 2.____________________ [2] 14. (a) Discuss the benefits and drawbacks of using GUI (graphic user interface) interface. ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ _________________________________________________________ [8] (b)List 2 health problems of using ICT devices incorrectly or for too long? ________________________________________________________________ ________________________________________________________________ _____________________________________________________________ [2]
