Write your own comparison of printer types.Ĩ. other optical disks.ĥ) CD-ROMs cannot be re-recorded ……… some other optical disks can be.Ħ) ……… hard disks, you can read from and write to CD-MO drives.Ĩ) Magnetic tape is much ……… ……… other devices.ĩ) ……… DVD-RAM and fixed hard disks have very high media capacity.ġ0) Floppy disks are cheap ……… DVD-RAM is expensive.ħ. optical disks.Ģ) Floppy disks have a ……… capacity ……… other devices.ģ) CD-ROMs and floppy disks are ……… low priced.Ĥ) DVD-RAM has a ……… capacity ……. Use the words: both, like, unlike, whereas, but, however.ġ) You can write to hard disks ……. Then complete the blanks in the following sentences comparing and contrasting the different types.
Compare digital and conventional cameras. Now listen to both parts again to find the answers to these questions:ģ) How can you view pictures before they are downloaded to a PC?Ĥ) When you have downloaded the images, what can you do with them?ħ) What does the capacity of a digital camera depend on?Ĩ) Why is it worth getting a rechargeable battery?ĥ. Listen to Part 2 of the dialogue to list the disadvantages of digital cameras.Ĥ. Listen to Part 1 of this discussion between A and B and complete this table of similarities and differences between conventional and digital cameras. So you can play back the images and decide which to keep and which to reshoot, the image is passed to a small LCD screen on the back of the camera.Ģ.
So you can aim the camera accurately, there is an optical viewfinder. Study this description and answer these questions.ġ) How do digital cameras differ from conventional cameras?ģ) What are their advantages and disadvantages compared to conventionalĭigital cameras store images on memory cards so pictures can be transferred easily to a computer.Ī lens focuses the image on to a CCD unit or Charge-Coupled Device where the film would normally be.
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