Grey High School. June COMPUTER APPLICATIONS TECHNOLOGY Grade 10 Paper 2 Written MEMORANDUM

Transcription

1 Grey High School June 2018 COMPUTER APPLICATIONS TECHNOLOGY Grade 10 Paper 2 Written MEMORANDUM TIME: 2 HOURS MARKS: 100 This memorandum consists of 6 pages (cover page included

2 Question D B C C B A C [7 Question 2 [ Accept correct answers even if False is not stated 2.1 True (1 2.2 False Copyright 2.3 False Hanging 2.4 True (1 2.5 False inches [5 Question Q I P L M D K F HDMI Data projector Ripping Trackball Auto Fill Unzipping Decimal Justify [8 General guideline For some questions there may well be other answers that are correct, but that are not necessarily listed in the memo. Please check / google, and use own discretion. Question 4 Hardware ( TB (½ TB 2

3 4.1.2 Storage is used to hold all the data and programs installed on the computer, even when the computer is switched off Memory holds only the data and programs currently being used ( Motherboard To be able to connect more USB devices to the computer Biometrics Ensure that only the authorised person can access the computer, i.e. for security ( a Download from internet b Any TWO reasons (besides answer that was given for (a of: Slow Small capacity Media easily damaged / scratched Other more efficient storage devices are available ( Get video onto the computer (accept specific examples, e.g. Skype 4.2 Any TWO disadvantages or limitations (besides signal interference / EMI of: Slightly more expensive (to buy than wired devices They need batteries ongoing expense Inconvenience factor (in case batteries are flat and you don t have spare ones Can easily be removed (so easily stolen (2 4.3 Any ONE scenario / situation of: Can easily view documents side by side Nice for watching movies, etc. [ Do not accept answers relating merely to size: answers must relate to the advantage of greater width than height (aspect ratio (1 4.4 Any ONE reason of: Generally cheaper to run (when printing large volumes Generally prints faster (1 (1 3

4 4.5 Bluetooth 4.6 Work more quickly (by not removing fingers from keyboard / more efficient that using a mouse / less risk of health problems (less keystrokes needed / less need to switch between keyboard and mouse To undo what you have done / reverse a formatting or other action (2 8 [1 Question 5 Hardware (2 5.1 They allow for 2 or more fingers to be detected and used on the screen simultaneously QR code Smartphone / tablet / digital camera Any ONE reason of: To obtain more information about a product / service / event To open a web page with more information on the item scanned (1 5.3 Quicker More accurate ( If you have a choice of several printers to print to (especially in a network and you want to set a printer as the one to which printouts are sent automatically ( Open/use the printer queue (Select the print task and cancel the printing [ Do not accept Just switch the printer off ( Any TWO advantages (besides lower cost than buying pieces of equipment separately of: Save space Uses only 1 USB port on the computer Quicker / more convenient (e.g. can make a copy of a document in one step, instead of scanning + saving to computer + printing Plug-and-play 5.5 Connect device to computer via cable plugged into USB / Thunderbolt port 4 (2

5 [ Must mention USB or Thunderbolt for the mark Remove storage card from device and place it in a card reader (connected to computer [ Do not accept any wireless means, for either of the two marks (2 5.6 Any ONE disadvantage of: Volume output can be quite low Distance of the speaker from the computer is limited by the length of USB cable (1 5.7 Server provides resources (e.g. storage / files and services to other computers 5.8 Voice recognition software (accept specific examples such as Dragon Home Keyboard / mouse Any TWO tips (besides ensuring that monitor is correctly positioned of: Make sure the lighting is adequate Every once in a while, turn your eyes away from your monitor and focus on something else Take regular breaks ( E-waste / e-scrap Any TWO tips of: Switch off when not in use Instead of throwing away, donate to someone who could use it Try to repair or upgrade it Recycle it responsibly (e.g. take to recycling depot ( Any TWO types of: 6 Piracy Identity theft Theft of data Theft of computer time (2 [2 5

6 Question 6 Software 6.1 Maintaining security (through use of passwords, etc. Providing a user interface [ Do not accept managing hardware / software ( Capturing screenshots A help window or web page would open (on the use of the Snipping Tool Graphics file (JPEG, PNG, GIF, or Single file HTML (HTM [ Need only mention one of these ( Files deleted from a flash drive are not sent to the Recycle Bin Folders (on the flash drive The operating system will try to load this file using a PDF reader (e.g. Adobe Reader and be unable to do so (because it is actually still a Word file [ Accept equivalent wordings ( Open the file in Word Use the Save As command (or File Export to save it as a PDF file ( The PDF format does not need the program in which the document was created (i.e. Word in order for it to be read it simply needs a PDF reader (such as the free Adobe Reader The files have different extensions (which are hidden here The larger file contains formatting or graphics (which takes up space, whereas the smaller file contains no formatting or graphics (is plain text [ Accept correct statement of just one side (larger file... / smaller file... for the mark ( EULA / End User Licence Agreement Freeware can be used / copied without any restrictions (no trial / evaluation period Shareware / Trialware (You must pay a registration fee [ or similar wording... requirement of payment must be present (1 6

7 6.6 Any ONE advantage of: It is free The source code in which LibreOffice is written is freely available (and can be modified (1 6.7 The OS can be reinstalled if necessary (reconfiguration may be necessary, but no data files will be affected 9 Question 7 Networks [1 7.1 Any ONE example of: Printer Scanner, etc Some computer connected to the internet (somewhere in the world ( Any ONE example of: OneDrive / Dropbox / Google Drive, etc. [ There are many check if in doubt (1 7.3 Harmful software / malware (e.g. viruses, computer worms can spread quickly via a network (1 [5 Question 8 Information Management 8.1 Any ONE advantage (besides material available only in printed form of: Books often contain more in-depth information than online resources Printed material can be easier to work with (making physical notes, etc Closed question Not as easy to use a computer to process the data collected / not clear how much the respondent must write / not clear whether the respondent may leave the answer blank, etc. [ Do not accept open-ended without a suitable explanation of what this means ( (a Excel [ Accept Spreadsheet (1 7

8 (b Accept any reasonable answer that implies processing, such as: Determine the most / least popular choice of finish Compare numbers of people who chose each type Create a chart (to represent the information graphically, etc. (1 8.3 So that this information can be used in your references Question 9 Solution Development [6 9.1 Any TWO ways (besides colour of: Use a simpler font, especially for the 3 tips [ Accept specific examples, e.g. Calibri, Arial Make the heading stand out [ Accept specific examples, e.g. bold, underline, paragraph spacing Use a bulleted list for the 3 tips 9.2 Footer R The digit 6 in the formula must be changed to a relative cell address, i.e. C4 [ Accept similar wording, also the correct formula =C4*D4 (1 9.4 The current date (2 [6 TOTAL: 100 8