
1.2 Memory & Storage Assessment Review
Authored by RHSC Computing
Professional Development
12th Grade
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1.
CATEGORIZE QUESTION
3 mins • 1 pt
A computer records an audio file of someone playing a guitar.
Give two effects that a change in sample rate will have on the recording
Groups:
(a) Sample Rate Increases
,
(b) Sample Rate Decreases
File size will decrease
Quality will improve
File size will increase
Quality will reduce
2.
DROPDOWN QUESTION
1 min • 1 pt
The term image (a) means the (b) of (c) in an image,
or the (d) and width of an (e) .
3.
MATCH QUESTION
1 min • 1 pt
Explain two reasons why using lossy compression is beneficial.
...one mark for an explanation.
Lossy decreases the file size...
...so it can be sent via email.
Lossy means the decompressed file is not identical to the original the...
...difference is unnoticeable by humans.
1 mark for identification of the effect...
4.
DRAG AND DROP QUESTION
1 min • 1 pt
The (a) stores the boot up sequence of the Sat Nav.
The contents of the (b) are lost when the Sat Nav is turned off.
The (c) holds copies of open maps and routes.
5.
DRAG AND DROP QUESTION
1 min • 1 pt
When choosing an external storage device, Vicky should consider how much (a) the device has to store her files, (b) for on-the-go use, and (c) /reliability to safeguard her photos. (d) is also a factor to balance against desired features and affordability.
6.
CATEGORIZE QUESTION
3 mins • 1 pt
What is the difference between examples and types of storage?
Groups:
(a) Types of Storage
,
(b) Examples of Storage
CD
Solid State Drive
Magnetic
Solid State
USB Memory Stick
Optical
Hard Drive
7.
REORDER QUESTION
1 min • 1 pt
Reorder the following
PB
Byte
GB
Nibble
Bit
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