Computer Application Technology Memo 2 (Afrikaans)

May-June 2019 — Grade 12 / Matric — Computer Application Technology

Memo 2019 Grade 12 Afrikaans

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🎯 150 marks 📄 9 pages 📝 86 items found 📚 6 topics

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Q1— Section header —

Q2— Section header —

1.8/C

2.10Total: [10] Total: [10] Computer Applications Technology/P2 DBE/2019 SC /NSC10

Q3— Section header —

3.1TRUE

3.2FALSE, HDMI /Display ort

3.3TRUE

3.4FALSE, Blogs

3.5FALSE, Report [5] TOTAL SECTION A: [25] Computer Applications Technology/P2 DBE/2019 SC5

Q4— Section header —

4.1TWO ypes of computer users Home user Personal user SOHO user Mobile user Enterprise /Office

4.2Open source operating system (Linux\ vs enterprise operating system (Windows\ FOS S has a less formal support str uc ture

4.3TWO a dvantage of web applications over installed applications The latest /updated version of the software (web application\is used

4.4TWO practical examples of where RFID tags are used Tracking/identification , i.e. timing of marathon runners, animals, airline luggage, location of soldiers, library books, etc.

4.5TWO reasons for touch screens on portable devices More intuitive to use Navigation is easier for most users , e.g. swiping/swyping/trace typing

4.6TWO advantages of a micro USB port over a standard USB port Is standard on most mobi le devices, can share chargers/ connectors Takes up less space /Device can be made smaller/thinner

4.7.1TWO reasons for h ard drives compared with DVDs for backup (excluding costs\ HDD has more capacity HDDs have faster access speeds More convenient to save to HDD DVDs are more

4.7.2TWO w ays to free up space on a n external hard drive Delete unwanted fil e/ Run the Disk Cleanup utility /Clear Recycle bin Compress data

4.7.3TWO r easons for external HDD be coming corrupted when making a

4.8TWO reasons why there is no display on a screen Faulty power Faulty cable Cable not connected/ Screen

4.9TWO reasons why software fails to install (Software/ Installation media\n ot compatible with operating system /device Corrupt

4.10ONE limitation of 3D printer Model size is limited to the printer size Can only print in one material at a time Not suitable for mass production

4.11TWO r easons for text being cut off at the edge of printout Printer is not capable of printing close to the edge/Does not have borderless capabilities Printer properties and the page set up of the document do not

Q5— Section header —

5.1.1Device used to connect computers to a network Switch ub /Router/Access point (Note to marker: Accept references to an access point, e.g. Hotspot, etc.\

5.1.2Computer component to connect to a network NIC /Wi Fi adaptor /Ethernet /Network adaptor

5.1.3TWO limitations of wired LAN over WLAN Adding infrastructure is difficult Specialist knowledge may be required

5.2.1Definition of grid computing Grid computing combines the resources of many servers and/or personal compu ters on a network such as the i nternet

5.2.2Real life application of grid computing Tasks that require large processing power, such as: Weather forecasting Space exploration/experiments Bitcoin/Data mining Analysis of Big Data

Q6— Section header —

6.1TWO n on internet sources of information Printed media: Books/Newspapers/Printed media /Articles /Library Ask p

6.2TWO reasons to use a drop down form field and not text

6.3TWO r easons why wiki content may not be reliable ontent can be contributed by non expert ot

6.4.1THREE problems affecting quality of data imported to DB Missing information Inconsistent data type /date format used in the columns Duplication of headings Meaningless field names

6.4.2ONE problem with the data for a meaningful graph No suitable numeric data There are no trends or patterns in the data Data does not allow for functions/formula Data cannot be summarised (Any one\

Q7— Section header —

7.1.1ONE ergonomically designed device that prevents CTS Mouse pad with a wrist rest eyboard with a wrist rest Split keyboard Track ball mouse

7.1.2TWO reasons for employer to implement ergonomic policy Time:

7.2TWO m easures to prevent PC theft (NOT gates burglar bars Alarm system

7.3.1Laws that protect the creators of original content Copyright laws /Intellectual property rights laws

7.3.2EULA (End user license agreement\ Licence a greement that spec if ies the terms of use of software, e.g.

7.3.3TWO r easons for NOT using pirate software Creators of software do not receive their royalties/payment/ Sof tware

7.4ONE r eason for Bitcoin transactions being potentially risky No consumer protection Cannot reverse a transaction Easier to hack

Q8— Section header —

8.1Word processing feature to mark specific places ookmarks

8.2Edit document with no word processor Save as text file (Note to marker: Accept RTF and HTML\

8.3Reason for inserting s ection break in a Word document Section breaks allow for the split ting of a document s

8.4.1Term used to describe an asterisk (*\ in a database query Wildcard

8.4.2Purpose of the '*' wildcard in a database query To do a search based on a partial match To return every record that When searching for records where only a portion

8.5.1Spread sheet function VLOOKUP Combination of MATCH and INDEX (Any one\

8.5.2Absolute reference for copying down a formula Use a bsolute cell referenc ing /Use the $ sign /Press the F4 key

8.5.3Change to a table to work with a VLOOKUP function Table must be sorted in ascending order of

8.6ONE reason for function/formula displaying in a spreadsheet cell The SHOW FORMULAS option is activated/CTRL + ~(tilde\ The cell is formatted to text Apostrophe ('\ /Space inserted before the function

8.7TWO logical problems with COUNTIFS function Function searches for Grade 2 instead of Grade 3 here is no Grade 2 in the column Counts any percentage above 70% instead of greater or equal to

8.8.1Correction to HTML code The closing font tag </font> must be moved to before the closing body tag </body> Font style should be font face

8.8.2Correction to HTML code Insert a closing tag for the heading </h1> before the < p> tag (Note to marker: Accept if HTML code was correctly rewritten\

8.8.3Web browser display On the b rowser ta 15 TOTAL SECTION B:

Q9— Section header —

9.1.1ONE r eason why HDD is better than SSD in some cases Generally HDD s have a longer life span

9.1.2TWO r easons why more RAM is required PCs will be more apable of handling demanding applications/To meet minimum system requirements of more apps Able to open more applications at the same time

9.1.3TWO reasons for user profiles Control access to computers /network resources Track browsing/application history Monitor usage of

9.2.1TWO b enefits of inputting data into database forms All data on a form relates to one record/A person v iew one record at a time /Restrict to work on only one record

9.2.2Feature of word processor to create individual notic Mail merge Computer Applications Technology/P2 15 DBE/2019

9.3.1TWO i nternet services Social media services (Accept any ONE example: YouTube, WhatsApp, Vlogs, Facebook, etc.\ Dedicated apps

9.3.2TWO ays to ensure smartphone battery will not drain quickly Close unused apps Use the smartphone monitoring tool to activate power saving options

9.3.3TWO w ays to evaluate the suitability of a study app Check the feature list of the app Read the reviews that other users have posted/Check number of stars that the app has

9.3.4easo why different platforms can be used Most a pp s are available for all mobile operating systems

9.4TWO r easons for not posting irrelevant content on the group Time wasting Distracting Inconsiderate/Offensive/Disrespectful to other users Unnecessary data

9.5TWO w ays to save electricity on computing devices Switch off computers/devices when not in use Select power saving modes on the devices Purchase energy efficient computers/components (Any two\

9.6.1 unction of a UPS To provide temporary power to a computer to be able to shut down in the

9.6.2 Why a UPS does not help to save electricity Power is used to charge batteries UPS has its own parts/components that draw extra power (Any one\

9.7.1Purpose of a patch Fixes bug in software

9.7.2Utility program to improve system performance Disk Defragmenter/Defragmentation Disk Cleanup System Restore Resource monitor Manage start up programs through task manager ScanDisk

9.8TWO ways in which s hareware responds at the end of a trial period Partial/F ull loss of functionality of software Application will constantly prompt you to renew the licence

10.2.3TWO ways to make the website user friendly Consistent layout on each web page Ease of navigation Readability/Typography font style should be appropriate Suitable colo

10.2.4Checking if browser connection is secure Check for the lock image near the URL Check that https is listed in front of URL Check for g reen text in the URL bar Verify the digital certificate Antivirus programs mark websites as unsafe

10.2.5TWO reasons why some website elements may not display Resources not saved in the correct folder Incorrect path to resources Incorrect spelling of tags/resource files Latest version of html document not saved yet

10.3.1TWO measures to secure user data Install a firewall Keep software updated Restrict access to the database Restrict access to the computers on which the data is kept hange passwords frequently

10.3.2Unwanted e mail Term Spam /Junk mail Solution Block e

10.4TWO reasons for the l imitations of Bluetooth Limited range Limited number of devices that can be connected together Slow throughput (Any two\

10.5.1DB f unction to calculate number of records in a group Count

10.5.2Where to place a function to display group totals in DB report Group footer/header

10.6.1Concept of c rowd funding process where a single idea/ business practice /charitable gesture is funded by multiple small donations from volunteer contributors over the interne

10.6.2ONE r eason for NOT using crowd funding Has a limited lifespan and this project is an ongoing one Member of the school club are probably under

Topics Identified

Word ProcessingSpreadsheetsDatabasesProgrammingNetworkingHardware

Mark Allocation

Total150 marks

Sections10 + 10 + 5 + 25 + 25 + 10 + 75 + 25 + 25 + 50 + 150 = 410 marks

Paper information

SubjectComputer Application Technology

Year2019

SessionMay-June

TypeMemo

PaperPaper 2

LanguageAfrikaans

Pages19

Downloads5

Examination context

Decade2010s

Years ago7y

Season—

Start day—

Exam period—

Days since exam—

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