Evaluating cloud storage against local storage, judging whether a system suits a purpose by its processor, RAM, storage, software and devices, and solving simple cable, monitor, printer and battery faults.
5 narrated scenes. Press play, listen and read along — the points appear as they are explained. Use ‹ Prev / Next › or the scene bar to jump to any scene.
A graphic designer, a gamer and a bank clerk all need a computer, but the right specification for each is different. This lesson shows you how to decide, and how to fix the simple faults.
Narration uses your device’s built-in voice. No sound? Switch to “Captions only” — the captions advance on their own.
Save a file to the cloud or to the local disk, with the internet on and off.
Copy these into your notebook in your own words — that is how they stick.
Data on devices you own: hard disk, flash drive, memory card.
Data on remote servers reached over the Internet.
Capacity, cost, accessibility, security.
CPU type/speed, RAM, storage capacity/speed, software, input/output devices.
Fast CPU, large RAM, graphics, large storage.
Loose cable: re-seat it.
Adjust monitor controls.
Replace the cartridge / charge or replace the battery.
3 quick games on this lesson. Earn XP and badges as you play — your best score for each game is saved. Games are for practice and do not change your exam readiness. More games in the Information Technology Arcade.
8 items modelled on real CSEC Paper 1 questions. Choose one answer for each, then check. Aim for 80% or better. Work each item on paper first.
Write full answers, then reveal the mark scheme and tick the points you earned (15 marks in total). Show all your working — method marks count. Your answers are saved on this device.
Question 1 [15 marks]
Marcus is a graphic designer. He edits large photographs and videos and often works at clients’ offices. He is deciding between saving his files on a portable hard drive or in the cloud.
(a) (a) State three specifications Marcus should look for in his computer, giving a reason for each. [6]
(b) (b) Explain two advantages of storing his files in the cloud. [4]
(c) (c) State two disadvantages of cloud storage for Marcus. [2]
(d) (d) His printer prints faint pages and his monitor screen flickers. Suggest a solution for each. [3]
Find these in your own past-paper booklets for extra timed practice. Items above are written in the style of these papers; any adapted from a specific question say so.