Which attribute is not used with DataFrame ?

1. Size
2. Type
3. Empty
4. Columns

…………… is a non-profit organization that aims to build a publicly accessible global platform where a range of creative and academic work is shared freely.

1. Creative Cost
2. Critical Commons
3. Creative Commons
4. Creative Common

E-waste is becoming one of the fastest growing environmental hazards in the world today. If it is not properly treated or disposed of it can cause serious health hazards, therefore the …………… has issued a formal set of guidelines for proper handling and disposal of e-waste.

1. Central Pollution Control Board (CPCB)
2. Department of Information Technology (DIT)
3. Electrical and Electronic Equipment (EEE)
4. Information Communication Technology (ICT)

A worm is ……………

1. A slimy pink thing that lives in dirt.
2. Pieces of malicious code that make copies of themselves and spread through computers without human interaction.
3. An unsolicited email message.