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1.2 Memory & Storage Assessment Review

Authored by RHSC Computing

Professional Development

12th Grade

Used 1+ times

1.2 Memory & Storage Assessment Review
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18 questions

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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)   .

resolution
pixels
number
height
image

3.

MATCH QUESTION

1 min • 1 pt

Explain two reasons why using lossy compression is beneficial.

...difference is unnoticeable by humans.

Lossy means the decompressed file is not identical to the original the...

...so it can be sent via email.

Lossy decreases the file size...

...one mark for an explanation.

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.

ROM
RAM

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.

portability
durability
Cost
capacity

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

Hard Drive

Optical

USB Memory Stick

Magnetic

Solid State Drive

CD

Solid State

7.

REORDER QUESTION

1 min • 1 pt

Reorder the following

Nibble

Byte

GB

Bit

PB

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