Ch. 6 Bioinformatics Data

Which is better for larger files when using wget? http or ftp?

• ftp

• http

• neither, both are poor options

• both are equally good

How will the checksum be different between these two "files"?

file.txt I love checksums!

file.txt I l0ve checksums!

• The hash will be different at one character

• The hash will be completely different

• The hash will be the same

True or false: You do not need to unzip a .gz file to use grep on it

• True

• False

Which writes to standard output? curl or wget?

• both of them

• curl

• wget

• neither of them

Choose the best answer: In which of these cases is data integrity the greatest concern?

• Backing up a file to a different directory

• Using GitLab to download a file

• Downloading an image to your computer from Google

• Emailing a very large file (>2 GB) to a colleague

Which is better for long-term storage and archiving of large files?

• gzip

• bzip2

• neither

Which of the following is a good resource for resolving specific command line issues?

• AI

• BDS textbook

• Online Forums

• Instructors / Other Students

When downloading files using one of the methods discussed, what does -r mean?

• Make the files read-only

• Display a progress bar

• Scrape the link for all downloads

• None of these

What is the following command doing?

$ echo “checksums are neat” | shasum

• Creates a string and then a checksum for that string

• Creates a new directory and checks it against the current directory

• Displays "checksums are neat" on your command line only

• Creates a checksum for your current directory

What would the following command do?

chown binhe:comp file.txt

• Remove binhe's permissions from file.txt

• Echo "hello world" in the file.txt

• Change owner to binhe, and set the group to comp for file.txt

• None of these