TECHNOLOGY INFORMATION F U N D A M E N T A L S OF CTIONI: Answer ALI questions. and . (a) Slate ONE diference between Computer engineerina g 'software cngincering ***********'*************. * * * ********** ****** ***** ************ ******'******** .*******"**** ********************* ****.-* ***'**** **************** ***************'**** ********************************* ******************* ****** * **** **** * * * * ' * * * * * * * * ' * * * * * * * * * . * * ***********. ************ *********** ********************** ************** ************************** * * * * * * ** * * * * . ************* ****************** ** **************** * * * * * * * * * * * * * * * * * * * * . ****** ***** *** ***** ************************************'***** ***** * ****************'*****************'** ************** ****'********** (b) * ************* State ONE diflerence between .., |2 marks| ***********'** * 'computer science' and "intormation ***********************"****'*********'********* * systems" . *********'*** * . ******************* *********"***** **************** . ****. *****'*********************** *******************'*************** . ***** ** ******* * * * * * * * * * * * * * * * * * * * * **************************************** *************************'****************** , ******************************.. * * * * * * ' * * * * * * * * * ' * * * * * * * * * * * * * * * * * * " * * * * * * * * * * ***************** **************************'*****' *****'**** ************* *********************************** ****************'***************** ************ *** ******. *************** ***** ************'******************** * . * ******************* 12 marks GO ON TO THE NEXT PAGE 02129020/MJ/CAPE 2021 L 5 (c) The inlormation processing cycle is n sequence of four main activities. Name TWO of these nctivities. **************"************* *** ss * * ***** ... ********* .. ********************************* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ****** ** ********** ******************************* * *******************************"*********** *** * * * 2 marks (d) ln an altempt to get children at sehool involved in aclhvities other than ncademics and sports, a local schonl has developed amandatory compulerized extra-curricular registraion sy stem. ldentify ONE example of data and ONIE enample ot inlomation that would be relevant for the head of the school. Justify EACII example given. . ***************** ** **** ******************************************** * .... ************************************"******************* * * ****''**************--.... *************"***********************************. ***************** ************'***** ********************************************************************* **************************************************** *************** *****************'****'************************** *************************************************************************************** * - . - a... .. . . . .a.s... **** ***** **** **********************************************************'**********************"********* * ** . **********************. ******************************************************"************ **** ************ ************************************ *********************************************'**************************************** *** -.+-..... . ...... 4 marks] GOON TO THE NEXT PAGE 02129020/MJ/CAPE 2021 (c) (i) Define the follow iug tems. Bleg - ** ******** ***********~* * **** ***************** ****************** .. ** ****- 12 marks Wiki * * * * *** ******************** ********* - -** * ****i************ ** **************** * ** ******************"* 2 marku 02129020/MJ/CAPE 2021 GOON TO THE NEXT PAGE (11) Unhealthy cating is now endemic in most schoolenvironments, Asa studen have been assipned the tash of disseininnling inlormation to he student the importanee of cating healhy. Of the o you body infomation sources dehned in (e) t) above, select the one hat I MOST ellective in achieving your lask iand explain T WOadvantagesof usine inlormatinn source. *****' * * * ************* *************** *** - ******* **** ** ********* *********** ******** - *****************-** *** ******************* ******************* ***** ***** ************************************************** ******** **** **************** ************** ** ****** ****************************** ****** *********** ***************************** *********** *** ** * *** * * * * - ****.* ************ * ********************* *********** 5 marks GO ON TO THE NEXT PAGE 02129020/MJ/CAPE 2021 L J (iii) Computer hurdware and computer svftw.are have seen signilicant changes since ce their inception. Ouline TURLL trends associatcd with the development ot computer hardware ********* *********-* ************** *********** ************* *********************************** ********** * . -** **** ****** ******************* ..****** *************************************si. *********** *****'********* ************* ******************************* *****************************************.... *** *** *** " * * * * * * * * * ***************- ******* *** ********************* *** ********** . ******** *** ********* **************************** ****** ***** ****** ****** *********** **'*****'***" ************* ********** ******* ** *********************************** *******--.*** ....-. .-*-** ****************** ******************************************* ******************* ******** ********************* ** *****************************" 16 marks Total 25 marks GO ON TO THE NEXT PAGE 02129020/MJ/CAPE 2021 L Your school board wishes to launch itsown newspaper to compete with the local ncws nanar (a) puper. Ifthe board lails to consider the characterislics of intormation. there can be consequence () Slate 1IRLL characteristics of inlormation that the board should consider. ***** ** *** ******** ****************************************************--***. ************************************************************************** .. - -*** ******* -* ******** ******************* *********" ********************* ***************** 3 marks (ii) or EACT| of the characteristics stated in (a) (i). suggest ONE consequence that may occur if the characterislic is not considered by the board. ************************************************************ . . **************** ************* - -- -~--...... **********************- ********************************"**************************** ************** ***************************'*************************"***********-********* - ** * . . . . . **** . ****************** **** . ..... **************************************************************"**********. 13 marks GO ON TO THE NEXT PAGE 02129020/MJ/CAPE 2021 L 1 29 0 (b) Outline THREE 4cCessing issues of with the associated programs data and use when using of 'clouding computing for the storage Internet. the ******** .... ********* * * ****** ** ** ***** **********'***** *** * ** * * * *********** *** ' * * * * * * * * * **** ***'********* .... *************** * * * * * * * * **'***** * ******'**** ********** ** ** ********. ***"********** * * ** * *******' ************************'**** "**** ... *******'*'*** ***'***** **** .. ****. ****'**** *********** ****************** ********************** *****'**************** *** ******************* ****** ************* * .... ****.. *** *** ' * * * *** ********** * * * ' * * * * ' * * * ** * ' * * *** **************** . ****'********** ********** ************* *****. **** ******* ****'****'*********°***** . ************************ *********** ** **** **********************'** ************** ** * * ' * * * ********************* ******* ****'* *'** * ********************** * * * * * * . * * * * ' * * * * ****** *************. ************ *****.************ ... ***. .. ***********°***. .... 6 marks GO ON TO THE NEXT PAGE 02129020/MJ/CAPE 2021 L . **********'*** **************************************** ****** **'*. ******'**'**'*** ***°*******° ********************** .. 2 1 2 9 0 20 1 0 c (1) Define the follow ing terms ************** **** **'******* *** ****************.. ******************************************************************** ********************************************************* ********'***** ..* . ***....*...... ... ... * . . . . . . .. ............ [2 marks1 Mailing list ******************* *****.* * ****************************** ********** ****.**** . *******. .******************************************"**. ******** ***** **** ***** ***********°******* 2 marks (ii) Discuss ONE advantage of using search engines to retrieve information. ****************" ***** ************°** *** ******************** *******°****** *********************************°*****°*°*****°********** ********* **********°** ******** ******* **************** ***°* ***** ************ °*****°°**°°**°°°°°**°°"°******* *** **° *** *** ************ ***********°*************************.******* *********** * * **********°****°** ***°********* ***°**** ************************************************** ***°**°**********°***°°**** ***°****** ********** *****e***** **. 3 marks GO ON TO THE NEXT PAGE 02129020/MJ/CAPE 2021 L 02 1 2 9 0 2 0 T - 12 nployecs can now work remotely and attend meetings (d) without having to leave the comfort of their homes. (0)Name THREE software communication tools that allow employees to attend meetings remotely * * * * * * * * * * * * * * * * * * * * * * " * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** . ©********* ******* * ***********°******** ********** * * * * * * * * * * * * * * * * * * * * * * * * * * * ' * * * * * * * * * * * * * * * * * **** *******************'****************************'°********* *************.**************************************************************. 3 marks (i) For EACH tool named in (i), outline how the tool is used to facilitate attending meetings remotely ****** **** ******* . **************** . *************** *********************************** '****"*** * * * * * * * * * * * * * ******* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *********°*** ***"********°************************************************************* *****************~*************.******************************* * *************°°******"**** **********°** ********** ****** ** *.* .** ****************** ******* * * * * * * * * * * * * e****************"**** * * * * ' * * * * * * * * * * * * * ****************************°* **********. *******************°******°*********** ************************ * * * * ° * * ° * * * ********************* ***°***°°****°°°******°°****° °*°**** * * * * * * * * * * * * * * * * * ******°°************************* **** ***°********** *****.****.*****..*** ************************** ***** * [3 marksl Total 25 marks GO ON TO THE NEXT PAGE 02129020/MJ/CAPE 2021 L 90 2 0 1 . 13 - ON: INFORMATION TECHNOLOGYSYSTEMS Answer ALL questions. 3. (a) The Ministry of lealth is looking to fully 1 d has of recruiting a POCess prolessionals for the task. (i) critical procedures number of its automate a finformation technology (IT) number OKng started the automate a of different List TW0 categories of IT professionals associated with the development of software. ********* *******.*** ********** * * * * * * * * *************************************** ******** ********* * ***** * * * * * * * **** '****************** * * * * * * * * * * * * * * * ********** ******* ****** *****''".*********°'**'°********* .*** ** ********************** ****** 2 marks (ii) Other than lT professionals and computer software, there are a number of otner automated ponents that are necessary for the proper functioning of the system. Name TWO of these other IT components and for EACH discuss the rore tne component playsin the proper functioning of the automated system. * * * * * * * ° ° * * * * * * * * * * * * * * * * * * * * * * * * ° * * * * * * * * * ° * * * * * * * * * * * * * * * ******°*****************°*****°*********°****°****°**°°'** **********************°*****************°°*********** * * * * * * * * * * * * ° ° * * ° * * * * * * * * * * * * * * * * . * * * * * * * * * * * * * * * * * * * * * * * * * * * ***°°°°°***** * * * * * * ° ° ° * ******** ******** e*************. * . .. * * * * ° * ° ° ° * * * ****** * * * ° * ° ° ° ° ° * * * ° * ° * * * * * * . . * * *****" ****°***************°*°**°*°°*****°*******.******* ° ° * * * * * * " * ** * * * * * * * * * . * * * ***** ********°** ************°*** ****.****** °***'''* *********'" *************** ********** ************°****°**°***************°°°°***°****°***°°****°°********************°**********o*****.**** ** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ° * * * * * * * ° * ° ° * * ° ° ° ° ° * * * * ° * ° * * * ° ° * * * * * * * ° * * * * ° * * * * * * * * * * ° * *°*****°*°°******.°**°°******°***°°*°**°*°**°°"**°*°°°****°***°°***°***°°°**°°*°*************°********* 6 marks| GO ON TO THE NEXT PAGE 02129020/MJ/CAPE 2021 L O 2 " ********.************************************ ***************************************°°******** o*******°*°***** * * **°*°***************** * **°* *****°******* ********°*°e*****°***°°****° ° * 14 (ii) within one department at the ministry, there are tour computers and one Sale 1REE topologies that can be usea lor setting up a network state ONI: disadvantage. * '********* ****************^**** printer and. for EACH . ************'*******************. . ""*** ***'°**** ***.***. ****.******* .... **** ************************* ************ *** ***** ****. . . . .* ******************. **************************************************. . *********°************************° ******* ********** ******* *********** *** ***** ** *** *************** ****************** ******************************* ****.********************** **************°*************"°**°*°°*'**************** ************** *****'***. ****** ***************°*******°******************************** ********************* *****. ** * ******* ***°°******°*** ******°° *** ***************°*** . °'°******************************************************************* ******************** '******°***'° **** **** * ******** ******* *************°****** *** *** ********************************** ******°°°*************************** *** **** ********°***°*******°**********°************** *****************. * * * * ************************° 6 mark<s| GO ON TO THE NEXT PAGE 02129020/MJ/CAPE 2021 12 9 0 2 O 1 4 5 (b) (1) Define the term 'proprietary software ***********'**** **'************'******'***** *'*****'******* ****** * -.. ************ ******* ************'***'*** ** *** *****' '*********'*** ***** ** ****'** **************''*"*'' *'**'**********************'****** **************************-*****.*..-....... .... 3 marks| (i) Outline TWO advantages associaled with using proprietary software. ************************* ******************** *****************************'*****'********* * * * * * * * ******************** * ******** ********* * * * * * * * * * * * * * * * * * * * * * * * * * ' * * * * ' * * * * "* *** * ** *** * * * * * * * * * * * * * * * * * * * * * * * * **** * * * * * * * * * * * * * * ' * * * * * * * * * * * * . * ************************** *****"**************************" ******* * " . **** **** ****** * * * * * * * * * * * * * * * * *************** *******~** **.************** * * * * * * ******** **************** ******** ******* ' (ii) * * ***** * * * * *********** * * * * * 4 marks . Outline TWO advantages of using open source software. ****************************************** **** ***** **** *******°****************°********** * *******°*** ******* *****************" * * * * * * * * * ***********°*** ************°**************° ****** *******°°°°*******°°* ********* *** **** **** ***°******°****°*****'*************** * * * * * * * * * * * * * * * * * * * * * * * * *****'*°°°***°°°**°°°****************************************** ******°*** 4 marks Total 25 marks GO ON TO THE NEXT PAGE 02129020/MJ/CAPE 2021 L 212 9 0 2 0 16 On a daily basis hofi's job cntails using his vchicle for several long trips to new and diflerent locations throughout the country. Without a GP'S device fitted to his dashboard. his job wuld be almost impossible. ustomes and () ) Describe T\WO ofthe most appropriate human computer interfaces (ICIs) required for the driver and the GPS system to interact. *************************** ****'******************* *** ************************************* *** ********* *********************** ***********'******** *.** ********"********************** ****************** ** ********** ************************* **** **************************'**** ****************************************************** ******** ************** ******** ** ******************************** **********************************************' ****** ********* ***************************** * 4 marks] (ii) Explain the role that EACH human computer interface (HCI) described in (i) plays in the interaction between the GPS and the driver. ** *** ** *********** *************** *********************** '**************** ******** ******** ********** ****************************************** *********************** ***** ********** *******************.******°*****°******************°**°*°********************* ***********************°°*°°****************** ******* ****** ** ***** **** ***°******** **********°************** ***°°*°***°**°°****°°***°°******°****: *************°°****°°°****°******°********°* ********** ********************** ***** 2 marks] 02129020/MJ/CAPE 2021 L GO ON TO THE NEXT PAGE - 17 In order to improve its delivery of service, the school canteen has decided to accept orders via the computer only. (b) (i) Name ONE HCT hat is suitable and ONE HICI that is * ***************°***'**'********* ********** *********** '**'"***** ** not suitable. **** ************. .*.... *********'****************************'************************°'***************** ************************************************** . ********* 2 marks1 (i) For EACH HCI named state ONE reason to cafeteria given this decision. ************* support your choice for use by the ************************ *******°°****.*****.** * ****.****°****°°*****°****************** * [2 marks (c) ) Define tthe following terms. Data security **********°°*****************°*e****°*********°°.*****o******************° ****°*******°***** ****°******°*e*********************************************°*************************************°*** ***°°***°*°******************°**°°******* ***°**°°*°°****°* ******o*****.******* **********°********************°***************************°°********************************* 2 marks]1 Data integrity * ******* ***********°***°°****°*°*****°°****°.°°*°°***°************°******°***********°*******°*** *****°°°°*********°****°*°**°°*******************°°******°*******************"************°****°" ************** °*°°°*******° ******°°°°°°°°°**°°°*°°***°°**°**°****°*°****************************** *** °*°°*°**°°°°°°°°*°***°*°°°°°********°*°°***°°******..********°************************* 2 marks]I GO ON TO THE NEXT PAGE 02129020/MJ/CAPE 2021 L O 21 2 9 0 0 -18fors. data but (ii) must hav e a are Passwords form ofsecuring Name in order or FOUR them to be such characteristics. etfective, they such ch. characteristiCs, certain **** *******. ***** .. ************ *** ******** *****.... .. **** **** *****'***** ***********" *****'*'*****. ** ... . * * * * ************ * ***" . ... . .. ***********'. *****'** '**'*** ******'* ************* 14 marks (d) (i) Distinguish and a 'webpage' between a 'website". * .. . * * * * * * * ** *****'**** * * * * * * * ' * * * **** ********'*************************** ****** ... * * ' * * * * (ii) *************************'** ***°** Define the term 'uniform resource ****** **** . . ***** *~., ************ ****** ... .. ************°***°********°***°* ******** 2 marks locator. ° * *********°**. ***'********°**°°°*°******°*°°°°*°°**°*°* ° ***********°**°°*°*°* ° ° ° ° ° ° *****°***°****. * °°*°°****° *****.**********.. ** ******************** *****************°*°°** ********************** [2 marks (ii) Discuss ONE way in which hyperlinks are used on the World Wide Web °*°*.***** *****°° ** *°***********°* ***** * * * * * * * * * * * ° ° *******************"** *********°****°******* ****.* **'***°°******* *** ********************°*******.***°** ****************************" 3 marks Total 25 marks GO ON TO THE NEXT PAGE 02129020/MJ/CAPE 2021 L 9 19 - SECTION IlI: INFORMATION AND PROBLEM-SU Answer ALL questions. (a) (1) Define the concept of ****************** problem-solving. ******* ************ ******** **. .s.. .... .. .. ************* ** . ***** ******* **************. *********'. . .. ******************** *********.**************' *********************************'******** : * *' ******'** *********************°***** * * * * * * * * * * * * * * * * * * * * * * * * * * * * ° * * * * * * * * * * * * * * * * * * * (ii) 12 marks] Name FOUR ***°**********. tools that can be °°°.**. used in the task of **.***** ******** ****** ****'******°°***. * prooc ********** ****************************** ********** ***************** ******°"***°*°°°°**°********* ********°°********°°.*** *** ********* °***°*********** ********°.** ******* °***.****.* ***°****°**** * *************** ******°°********°*****°***********°**********. *****°**** *********************** 4 marks ii) Outline THREE ******°* stages of the problem-solving °***°*°*********** procesS. .*** ** ***°°°****** oo**e ****°***°***** *****°*****°°°°°°°°*°°°**°°°. **************°********°************* ***°**°****° *°* **********°****°**** ******° * ***********°** °°°******°**°°°°*°*°°°****°*************** ***** ***** *********°°°*°°°°°*°*°°°********°°°°*****°***********************ao*******°********************************* *°°*°*°*°*°***°°°*°°****°°***°*°°*°°°**°°°***°°°**°***********************.********************** * ******°°*********** * ****** *****°********°**°°°°°°°°°°°°°°**°°°*°°°******************°********°*********** *°**°°*°***°*****°°****° ***°°******°*****************°*****.****°***°*.***************. [6 marks| GO ON TO THE NEXT PAGE 02129020/MJ/CAPE 2021 L 0Datn fHow dingrams (1 De) are inmportant tools used by Iprofessionals and sy sten malt sts as thes go ahout their daily tasks dentify the 11HRE 1 erors in the DED beiow. El P1 P3 D1 P2 E2 **'**************** * .* . **************°** ***************"******* *********** ************************************* *****"****'* ********* * ********** ****.*** **. *********** ********°*****°°°*********** ** ***** *********°************************* *********************************************************°*°**° ***** **********************:******* ********* ** *****°******'****** *************************************************°****** ***** :*************************************************************************************°************* 3 marks GO ON To THE NEXT PAGE 02129020/MJ/CAPE 2021 L O 2 1 29 O 2 0 2 0 - 21 (i) restaurant 1T system operates by allowing the customer to place an order. The OTder is then forwarded to the kitchen and the inventory ana updated. Finally. a bill ou is delivered to the customCr. n the space provided operation. below draw a Level | DED that captures the restaurants 10 marks] Total 25 marks 02129020/MJ/CAPE 2021 L GO ON TO THE NEXT PAGE is a list * * * ' * * * steps to 22 follow in the problem-solving algorithms. algorithms. a * * * *'******* *****'*** * * * * * ** ** * * ' * * * * * * * ° * * * * * * * * * * process. integral * . . . . . . *****'***'***** It plays an *************'** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ' * * * * * * (2 marks disadvantage of **************************.* and outline ONE * ****************************************''************ *******'*°******'***** of representing of representing ***** ' * * * * * ** * ** ********'**** ***********************''***°********* other ways way ofprecise are o n e * * Name TW0 * * * * * * * * * * * identified in Part (a) (i) ** °*°****************°***'°****°************"********************°'********°°*************** Select ONE of the ways algorithms. ****** **°"*** * * * * * o * * ** move * * * * * * * * * * * * * * * [2 marks ************** ********°°°********** o*. ***** * * * * * * * * * * * * ° * * * * * * * * * * ° * * a***************°*°****** from algorithm to program ************************°''°*°°***° *******°*****************************'****************' **************************°*********°°******°***'**********************°********* ***********'*********°°*****************°°***°*****°°*****'***"***** using it to represent **** *********************************************** ******** * * * * * programming paradigms used to development. State TWO programming paradigms. There are several (i) () Flowcharts An algorithm IT field. role in the (a) (b) **********°***************°****°°**°*°*****°*****°******°°**°************** 2 129 0 2 0 ****°*************************** 2 marks| **********°*****'°***°*************" GO ON TO THE NEXT PAGE ************ **** *o***o**********************************************"*************************** * * * ° ° ° * * * * * * * * * * * * ° * * * * * * ° * ° * * ° * * * * * * * * * * * * * ********************°*******************°***°*°**********°***********'************* * * * * * * * * * * * * ° * * * * * * * * * * * * * ° * * * * * * * * * * * O * * * * ° * * * * * * " * ** * * * *° *° * * ****°******°** *******e********************************************* 02129020/MJ/CAPE 2021 L 23(e) Examine the flowchart below. Start X-3 Y 4 B-0 NUM 1 NUM= Y False End True NUM /2 ==0 False B B+NUM +X True B NUM-NUM=1 ) State TWO B+NUM +Y | X-2X-1 possible control structures that are used in the flowchart. *°*****°****°°°°******* ***** * * * ° * * . *** *********** * ********* *********°** * * ****************************** *******°******** **°***********************************. ****************°************ * ******************°****°**°*************°*****°****°*****°**** ***************** ************°°******°************'****°****°****°** 129020/MJ/CAPE 2021 ************************.***********o**** [2 marks GO ON TO THE NEXT PAGE Design n algorithm to repre sent the flowcha * * ' * * ' * * **'******* *** **********. * * '***** *************** ****** ************* ************ ****************'*****'********* *********'**'*****'***************************** .... **-- . - ************************ * ************** ******************** * ... ***** * ** **** ************ ************* ******** ******************************* ******************* *** '* * ****** *********** -........ *****. .... ******************************************** *********'** ********************* **** ***** . **** ****'***************** ************************ ***.****** ************ ****'******* ************************ ** ** ********.* ***.************ **************** ******* ********** *************** ************. ***************************************************************** . *. *.* ****************************~**********°***** ********************* ** *************** ***** ********************************************** *..** **********************************************. ******** *************************************** * **********°************************************************ ** °**.***********°***** ************'********************** ******************************************************************************** *********** *** *** *****'********* ********** ****°***********°** ***°****"°**** ************** ******* 19 marks 02129020/MJ/CAPE 2021 GO ON TO THE NEXT PAGE 25 Complete the tollowing trace table using the flowchart in Part ag 23. X NUM B 5 10 3 18 marks Total 25 marks END OF TEST IF YOU FINISH BEFORE TIME IS CALLED, CHECK YOUR WORK ON THIS TEST. 02129020/MJ/CAPE 2021 90
