Read the definitions and choose the correct words

1. [Code|Memory card|Virus|Charge|Software]
   — to put electricity into a piece of electrical equipment so that it can work longer;
2. [Code|Memory card|Virus|Charge|Software] — a small flash drive used especially in digital cameras and mobile phones;
3. [Code|Memory card|Virus|Charge|Software] — programmes used by a computer or other device for performing particular tasks;
4. [Code|Memory card|Virus|Charge|Software] — a software programme capable of causing great harm to files or other programmes on the same computer;
5. [Code|Memory card|Virus|Charge|Software] — the symbolic arrangement of data or instructions in a computer programme.