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Types of personal computers

Types of personal computers are classified according to their size and external structure, which we mention as follows:

• the tower: Its name comes from the way in which the internal computer components are arranged on top of each other in a certain pattern to form what is like a tower inside a single room, and what distinguishes this type most is the availability of sufficient internal space that gives the computer user the opportunity to add any parts to the device that improve its efficiency.
• desktop: It is designed to be comfortable and suitable on desktops, taking a typical form in the form of a screen above the box of internal computer components, and is characterized as short devices and compact with three internal storage units.
• note book: It is characterized by light weight and small size to fit in bags, in addition to distinguishing it from other computers with a flat screen display with low illumination that is not harmful to the user's eyes, but in terms of efficiency it is equivalent to desktop devices and is more expensive than them.
• Laptop: The laptop is a notebook-like style of computer that fits in all locations and is the most popular these days.
• Handheld: It is so small that it can be carried in one hand.
• Handheld: Its size reaches the palm of the hand, and it is limited in size and uses, as it is intended for certain purposes.
• Personal Digital Assistant: It is a combination of a computer, telephone, fax and internet provider.

The pros and cons of using a computer

The computer information network is one of the most important means of information exchange these days through the wireless connection of computers, and its importance is not limited to institutions and organizations in transmitting important messages, but also to individuals, but at the same time this technology is not without negatives when used, and the following are the most prominent pros and cons use the computer:

Advantages of using a computer:

• Stimulating and developing means of communication and information transfer.
• Providing more convenient sources of information sharing.
• Transfer files with ease.
• Providing more flexibility in searching for information.
• Easy to get for its low price.
• Reducing the cost to its users by providing the required software to work for free or at low prices.
• Increase the storage size of the data.

Disadvantages of using a computer

• Reduced self-reliance because the computer solves complex problems and processes instead of running minds.
• Creating some security problems through illegal breaches of private data.
• Slow down in productivity if the computer system crashes.
• Creating an opportunity for the presence of malicious programs that disrupt the work of the computer.
• Providing the opportunity for illegal actions such as hacking accounts and porn sites.
• The need for special skills that may not be available to all computer users.

The best computers in 2018 AD

When considering buying the best available computers in terms of operating system speed, battery life, and device size, each size differs in purpose of use. The best options for laptops of 17 inches and larger are as follows:

• The HP Envy 17 is the best computer ever.
• Acer Aspire V Nitro 17 computer.
• ASUS VivoBook Pro is easy to carry and move around.
• HP's 17-X116DX computer is affordable.
• Computer Dell Inspiron 17 7000 2-in-1 and its advantage lies in the quality of the picture display.
• Computer Acer Predator Helios 300 17.3-Inch and highlights its advantage in the field of running large games.
• 2018 Lenovo Premium Built Business Flagship Laptop PC Best for business use.