4 Madison has received a 50 KB file in JPEG format from a friend. How many files of this size could she store on a: a 1 GB USB flash drive? b 500 MB MP3 player?c 800 KB compact disc? d 100 GB external hard drive?
5 A USB flash drive has 2.5 GB of video data. What is the total file storage (in gigabytes) in the flash drive if the following files are added to the USB? Answer correct to one decimal place.a 330 MB b 1200 MB c 4000 MB
13C
ISBN: 9781107627291 Photocopying is restricted under law and this material must not be transferred to another party
6 Complete the following. Answer correct to 4 decimal places when appropriate.
a 3072 B = KB b 4194304 MB = TB
c 2048 KB = MB d 3.2 GB = TB
e MB = 2056 KB f MB = 7168 KB
7 Tyler brought a video camera to the party and created 15 video files with average file size 250 MB. How much space (in MB) remains on his hard drive if it has the following storage capacity? a 200 GB b 50 TBc 1 TB d 10 000 MB
8 What is the difference in file storage between the following devices?a USB flash drive with a storage capacity of 4 GB and a compact disc with a storage
capacity of 800 MB. Give your answer to the nearest MB.b Hard drive with a storage capacity of 2 TB and an external hard drive with a storage
capacity of 300 GB. Give your answer to the nearest GB.
9 Order 200 MB, 0.002 TB, 2000 KB and 200 000 B in:a ascending order (smallest to largest)b descending order (largest to smallest).
10 Joel produces a 220 MB video file each day at work. a How many days will it take for the file storage to exceed a gigabyte?b How many days will it take for the file storage to exceed a terabyte?
11 A manufacturer claims that an 8 GB MP3 player holds 2000 songs.a What is the average file size (MB) of a typical song to the nearest whole number?b Do you think the manufacturer’s claims are correct? Give a reason for your answer.
ISBN: 9781107627291 Photocopying is restricted under law and this material must not be transferred to another party
e 4 780 000 Kbps = Mbps f 5 500 000 000 bps = Gbps
g Kbps = 6 700 000 bps h Mbps = 4900 Kbps
i Tbps = 3 200 000 000 Mbps j Kbps = 2400 bps
3 Search the internet to find an online data transfer rate converter to check your answers to questions 1 and 2.
4 How many megabits per second are in 7 terabits per second?
5 A file is 8 000 000 bits in size. How many seconds would it take to download the file at the following transfer rates? a 2 Mbps b 4 Kbps c 8 Tbpsd 1 bps e 20 Mbps f 1000 Kbps
13D
ISBN: 9781107627291 Photocopying is restricted under law and this material must not be transferred to another party
6 Order 700 000 bps, 700 Mbps, 0.007 Tbps and 7000 Kbps in:a ascending order (smallest to largest) of speedb descending order (largest to smallest) of speed.
7 A 306 byte file is being downloaded from the internet. a How many bits make up this file? Assume 1 byte is 8 bits.b How many seconds would it take to download this file at 3 bps?c How many seconds would it take to download this file at 6 Kbps?d How many seconds would it take to download this file at 2 Mbps?
8 A 413 696 byte music file is being downloaded from the internet. a How many bits make up this file?
Assume 1 byte is 8 bits.b How many seconds would it take
to download this file at 2 Kbps?c How many seconds would it take
to download this file at 8 Mbps?
9 Hayley has taken a 696 320 byte picture on her camera.a How many bits make up this file? Assume 1 byte is 8 bits.b How many seconds would it take to download this file at 50 bps?c How many seconds would it take to download this file at 34 Kbps?d How many seconds would it take to download this file at 40 Mbps?
10 How many seconds would it take to upload a 2.4 MB file if the transfer rate is 4 Kbps? Answer correct to the nearest second. Assume 1 byte is 8 bits and 1 MB is 1024 KB.
11 Luke has a connection to the internet at a speed of 40 Mbps. What is the largest possible file size (MB) that can be downloaded in the following time?a 1 second b 1 minute c 1 hour
ISBN: 9781107627291 Photocopying is restricted under law and this material must not be transferred to another party
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