IGCSE Computer Science Paper-1: Specimen Questions with Answers 157 - 159 of 164
Question number: 157
Write in Short
What is the meaning of Sneakernet?
Explanation
Sneakernet is the transfer of data using external, portable media thereby copying the data to disk. It is an old fashioned way of transferring data. It is like using the shoes (possibly sneakers) to move data around instead of using the telecommunications network.
Image of the Sneakernet
Question number: 158
Write in Short
State two advances in computer technology which have allowed working from home to become possible.
Explanation
With the development of Broadband internet connections sharing of documents through email and business contracts have become easy.
The use of VPN or the Virtual Private Network has made it quite easy for the customers to work from home. This VPN is connected to the main server of the Company’s workstation being supported by the IT and Networking Support Team. These Virtual Private Networks are affordable and easy to use.
Question number: 159
Write in Short
What is Spooling and Spooler in Computers?
Explanation
Image of the Spooler in Computers
Spooling is defined as the specialised form of multi-programming used for copying data between different devices. An orderly sequence of jobs for the peripheral is being maintained by the Spooler.
i) The main task of a spooler is to generate a job for a printer apart from picking up the output from the printer.
ii) The users can continue working without waiting for a print job being getting finished using Spooler.
iii) A Spooler feeds the print images to the printer.