Now generally obsolete, palm tops have been replaced by tablet computers and smartphones. They were designed to be portable computers, but were extremely limited. They used to be known as PDAs (personal digital assistants) or handheld PCs. Retro!
Parental controls enable parents to keep an eye on what their children are up to online. They are features which may be included in computer and video games, mobile phones, digital TVs and other software. There are three categories: content filters (limit access to age-appropriate content), usage controls (can limit the time spent on computers), and monitoring (to track location and activity while devices are in use).
PayPal is a global e-commerce business which allows payments and money transfers to be made securely through the Internet. It performs payment processing for online vendors, auction sites and other users. There’s sometimes a fee involved, but generally it's an inexpensive and safe way to conduct business online.
So named because perpetrators 'go fishing' for sensitive information hoping for a ‘bite’. Phishing is the act of attempting to acquire information (usernames, passwords, credit card details and sometimes money) by masquerading as a trustworthy figure. So, you may get an email purporting to be from your bank exhorting you to 'confirm your account details' or similar - and they'll ask for information your bank would never ask for. Links are often to websites infected with malware, which can extract information from your computer.
Pinterest is a pinboard-style photo-sharing website. It's a tool for collecting and organising things you love, such as vintage fashion, garden design, beetles or hats. Users can create and manage themed image collections, like digital mood boards for a range of subjects, by 'pinning' images from other users' boards or from external websites.
A podcast is defined in the dictionary asa radio programme that is stored in a digital form that you can download from the internet and play on a computer or on an MP3 player, however, a podcast is simple a digital audio (or video) file which can be downloaded and listened to on a computer or portable media player.