Computer files

Computers store all files as binary data, even applications.

• True

• False

The type/kind/format, is often reflected in its file extension.

• True

• False

How a computer can try to open a file without a file extension?

• Application will look for clues within the file header.

• Without a file extension the application will ALWAYS crash

• The user will need to rename the file with the correct file extension.

• Their is no way to run a file without a file extension.

A file with a GIF extension will always start with the letters___________, encoded in binary according to the ASCCII standard.

• GIF

• IFG

• EXE

• RUN

A file with the .ZIP extension is : 

• A text file with a list of data.

• A compressed folder of files.

• An animated cartoon image

• A recording of a song.

A file with the .js extension is :

• A text file with a list of data.

• A compressed folder of files.

• An animated cartoon image

• JavaScript, the primary scripting language of webpages.

File sizes are always measured in :

• Bits

• Bytes

• Mega Bits

• Bits per second.

A 1000 bytes file is equal to:

• 1 Kilo Byte

• 1 Mega Byte

• 1 Giga Byte

• 1 Tera Byte

Alejandro wants to explain the importance of file extensions to his friend.

• When a file has an extension, users can open files in applications they don't own.

• When a file has an extension, the computer can decide what application to open it in.

• When a file has an extension, the computer is allowed to store additional metadata about it.

• When a file has an extension, the user knows who created the file

William has a smart phone that can store 1 GB of data. He sees a commercial for a new phone that promises storage for 1 TB of data.

• Around 2 times more data.

• Around 10 times more data.

• Around 100 times more data.

• Around 1000 times more data.