SECTION 1: HARDWARE 1.11 Inside a computer CHECK YOUR ENGLISH VOCABULARY FOR COMPUTER AND INFORMATION TECHNOLOGY

CHECK YOUR ENGLISH VOCABULARY

FOR COMPUTER AND INFORMATION TECHNOLOGY

SECTION 1: HARDWARE

1.11 Inside a computer

A. Processors and memory chips dual core megabytes megahertz motherboard processor speed upgraded The "brain" of a computer is the 1_______________. Most of these are made by Intel and AMD, and are sometimes referred to as "2_______________". The fastest processors are 3_______________, which means that there are two processors working together. The 4 _______________ of a processor is measured in 5_______________, which is usually written as MHz. A computer's memory is measured in 6_______________. If a computer has 1,024 megabytes of memory, and the memory type is SDRAM, this is written as 1,024 MB SDRAM, and is pronounced "a thousand and twenty-four megabytes ess-dee-dram". The processor and memory modules are located on the 7_______________. Changing a computer's processor is not generally practical, but the memory can usually be 8_______________. B. Power disconnect fan mains electricity overheating shock spikes supply surge protector transformer 1. Laptops are powered by batteries or _______________. 2. Mains electricity is converted to lower voltage by a _______________. 3. A _______________ protects electronic equipment from damage caused by power _______________. 4. If you remove the cover from a computer, make sure you _______________ the electricity _______________. Otherwise, you may get an electric _______________. 5. The computer is cooled by a _______________. This prevents the processor from _______________.

ANSWER KEY

1.11 Inside a computer A: 1 processor, 2 chips, 3 dual core, 4 speed, 5 megahertz, 6 megabytes, 7 motherboard, 8 upgraded B: 1 mains electricity, 2 transformer, 3 surge protector / spikes, 4 disconnect / supply / shock, 5 fan /overheating