In our daily activities, we frequently use computers and cell phones to do various things. We often use computers to type letters in our offices or probably use mobile phones to make calls. Of course you will agree that this is not exhaustive. But what actually is behind this technology that has transformed mankind?

Meaning of Mobile Computing

Mobile computing is an "industry neutral name" depicting the capability to use technology while moving. It’s obviously derived from the two words mobile phone and computer. It therefore implies that mobile computing involves using phone or enabling cell phones to have the capability of a computer.

From the above meaning, it can be safely concluded that mobile computing involves practically using mobile phones as computers.

Since the inception of the computing community in the 1990's, the industry or technology has been improving to get the best for consumers. Mobile computers we have in the industry include:

Types of mobile computers

• Personal digital assistant (PDA)
• Enterprise digital assistant (EDA)
• Smart phones
• Wearable computers

The lists might not be exhaustive because of changing technology and updates.

However, there is nothing like having a personal computer or laptop. The reason is that this gadgets are more functional compared to mobile computers.

Limitation of the mobile computing

Inadequate bandwidth:

What does this mean? It means the internet connection to a mobile computer is actually slow because it involves slow wire less WAN systems intended for telephone use. Imagine how uninteresting it would be if am using a mobile computer to publish in hub pages

Security issues:

Careful use of VPN is needed since it depends on access to the public.

Power problem:

It does not use the grid, but specifically get its power from expensive batteries that are most of the time rechargeable.