4.1 Give TWO reasons for converting a document to PDF format - NSC Computer Application Technology - Question 4 - 2016 - Paper 2
Question 4
4.1 Give TWO reasons for converting a document to PDF format.
4.2 What is the difference between system software and application software?
4.3 State the TWO steps ... show full transcript
Worked Solution & Example Answer:4.1 Give TWO reasons for converting a document to PDF format - NSC Computer Application Technology - Question 4 - 2016 - Paper 2
Step 1
4.1 Give TWO reasons for converting a document to PDF format.
96%
114 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
PDF documents cannot be easily edited, preserving the original formatting and layout.
PDFs can be opened across different platforms and devices without compatibility issues.
Step 2
4.2 What is the difference between system software and application software?
99%
104 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
System software is responsible for controlling and managing the computer's hardware and providing a platform for running application software. Application software, on the other hand, refers to programs designed to perform specific tasks for the user.
Step 3
4.3 State the TWO steps you would need to follow to close an application that has stopped working, without restarting the computer or switching it off.
96%
101 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Open the Task Manager by pressing Ctrl + Alt + Del.
Select the application that has stopped working and terminate it.
Step 4
4.4.1 What kind of utility program is used to reduce the size of files?
98%
120 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Compression utilities, such as WinZip or WinRAR, are used to reduce the size of files.
Step 5
4.4.2 Describe what printer queuing is in terms of how it is used.
97%
117 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Printer queuing is the process where print jobs sent to the printer are temporarily stored on disk until the printer is ready to print them.
Step 6
4.5.1 What type of software secretly collects private information about a user?
97%
121 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Spyware is the type of software that secretly collects private information about users.
Step 7
4.5.2 Explain what adware is AND what its general function is.
96%
114 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Adware is a type of software that displays adverts, often through pop-up ads, and can use system resources, potentially slowing down the computer and consuming bandwidth.
Step 8
4.6 Explain what adware is AND state TWO problems related to adware.
99%
104 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Adware is software that displays advertisements on your computer. Problems related to adware include: 1. Increased bandwidth usage; 2. Interference with system performance.
Step 9
4.7 Explain how adding more RAM to a computer can improve the overall system performance of the computer.
96%
101 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Adding more RAM allows for more data and programs to be loaded into memory, facilitating quicker access and reducing the need for paging from the hard drive.
Step 10
4.8 State TWO potential disadvantages of using a wireless keyboard or mouse.
98%
120 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Batteries need to be replaced regularly, which can be inconvenient.
Wireless devices can be susceptible to signal interference from other wireless devices.
Step 11
4.9 What does it mean when you say that RAM is volatile?
97%
117 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
When RAM is described as volatile, it means that it loses its contents when the power is turned off.
Step 12
4.10 State TWO disadvantages of using online applications.
97%
121 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Internet access must be available to use the application.
There may be limitations in functionality compared to installed software.
Step 13
4.11 State ONE situation in which it might be necessary to restart your computer after it freezes or hangs.
96%
114 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
A restart might be necessary after updates have been downloaded or when the system becomes sluggish and unresponsive.
Step 14
4.12 State TWO advantages of using HDMI technology instead of VGA technology.
99%
104 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
HDMI supports higher resolution and better quality video.
HDMI can transmit both audio and video through a single cable.
