You and your fellow CAT learners will be helping your CAT teacher to present classes for parents who would like to learn how to use spreadsheets or databases - NSC Computer Application Technology - Question 10 - 2016 - Paper 2

There are several possibilities for why the teacher has not received some e-mails. One reason could be that the e-mails were marked as spam or placed in the junk mail folder by the email service provider. Another possibility is that the emails were sent to the wrong address or that the file attachments were too large for the inbox to process.

1. Date Range: Recently downloaded files can be searched within a specified date range to narrow down results.
2. File Type: You can filter files by their extension, such as .mp4 or .avi, to identify the correct file type.

Using a date range allows you to focus on files downloaded around the same time you remember accessing them, which reduces the number of irrelevant files in the search. Using file type filters helps it quicker to narrow down to specific video files, enhancing the search efficiency.

1. Use encryption for all backup data, ensuring that sensitive information is protected from unauthorized access.
2. Implement a secure login protocol such as two-factor authentication to enhance overall security during data access.

1. Check the connection: Ensure that the SSD is properly connected to the motherboard and that all cables are secure.
2. Swap out with another SSD: If possible, replace the non-detected SSD with a working one to test if the issue lies with the drive itself.

1. Update frequently: Regularly adding new content keeps the blog fresh and encourages repeat visits from readers.
2. Use catchy titles: Attractive titles will entice readers to click on and read the content.

An RSS feed allows users to receive updates from their favorite blogs or websites in real-time without having to visit each site individually. This saves time by compiling all new content into one accessible feed, allowing for efficient content consumption.

1. Dependency on technology: QR codes require a mobile device and an appropriate QR code scanning app, which not all parents may have.
2. Security concerns: Parents could be hesitant to scan QR codes due to concerns about phishing or undisclosed website redirection.

1. Check the original spreadsheet: Verify that the source graph has not been moved or deleted which could affect the link.
2. Refresh the link: Manually refresh or update the link in the word processing document to re-establish the connection.

1. LEN: This function can check the number of characters in the ID number.
2. IF: This function can be used to test the conditions for correctness of the ID numbers.

1. The employee must have worked a minimum of 5 years.
2. The employee must have achieved sales of 100 or more units.

'Is Null' will filter out records where the specified field contains no value, thereby only displaying records that have entered data.

1. Flexibility: Employees can work flexible hours that suit their personal life commitments.
2. Reduced commuting time: This translates to savings in transportation time and costs.

1. Video conferencing tools like Zoom or Microsoft Teams provide real-time interactions.
2. LMS systems such as Google Classroom enhance communication and resource sharing.

A data projector allows for a larger, more scalable display that can adapt to various room sizes and facilitate better visibility for larger audiences.