Questions and Answers
What is a computer?
An electronic device that can process data and information.
Which of these are considered parts of a computer? (Select all that apply)
What type of software is an Operating System?
Typing documents is a function of a computer.
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What is a computer network?
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Which of the following is a benefit of computer networks? (Select all that apply)
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What does LAN stand for?
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What characterizes a WAN?
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What distinguishes the Internet from other networks?
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What is the primary function of a CPU?
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What is an example of utility software?
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What is a common use of a local area network (LAN)?
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What is a key difference between a WAN and a LAN?
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What is a benefit of computer networks in terms of communication?
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What is the main purpose of system software?
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What is a characteristic of the Internet?
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Study Notes
What is a Computer?
- An electronic device capable of processing data and information.
Parts of a Computer
-
Hardware includes:
- CPU (Central Processing Unit)
- Monitor (output device)
- Keyboard (input device)
- Mouse (input device)
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Software consists of:
- Operating Systems like Windows, macOS, Linux, Android, iOS
- Applications such as Microsoft Word and Excel.
Functions of a Computer
- Typing and formatting documents efficiently.
- Drawing and designing graphics or layouts.
- Playing video games for entertainment.
- Accessing and retrieving information via the internet.
What is a Computer Network?
- Defined as a collection of interconnected computers that facilitates information and resource sharing.
Benefits of Computer Networks
- Enables file and data sharing among users.
- Supports communication through emails and chat applications.
- Provides access to the internet, enhancing connectivity.
- Allows users to engage in online gaming experiences.
Types of Computer Networks
-
LAN (Local Area Network):
- A small-scale network typically located within a single building or limited geographical area.
-
WAN (Wide Area Network):
- A more extensive network that spans cities, countries, or even continents.
-
Internet:
- A vast global network that connects millions of computers around the world.
Definition of a Computer
- A computer is an electronic device capable of processing data, performing calculations, and executing programmed instructions.
Parts of a Computer
- Keyboard, Monitor, and CPU are essential components of a computer system.
- A refrigerator is not considered a part of a computer.
Operating System Software
- An Operating System (OS) is classified as System software.
- Other categories of software include Application software and Utility software, but they serve different functions.
Functionality of Computers
- Computers can be used for typing documents, confirming the true role of computing in document creation.
Understanding Computer Networks
- A computer network is a group of interconnected computers that can communicate and share resources.
Benefits of Computer Networks
- Key advantages include:
- Communicating via email or chat
- Accessing the internet
- Sharing files and data
- Playing offline games is not a benefit of networks, as it's independent of connectivity.
LAN Definition
- LAN stands for Local Area Network, which connects computers within a limited geographic area.
Characteristics of WAN
- WAN refers to a Wide Area Network, capable of covering extensive geographical distances, such as across countries or continents.
- This type of network is designed for broader connectivity beyond personal use and is not restricted to small local networks.
Distinguishing the Internet
- The Internet is a global network that connects computers worldwide, distinguishing it from smaller, local networks or isolated systems.
Definition of a Computer
- A computer is an electronic device capable of processing data, performing calculations, and executing programmed instructions.
Parts of a Computer
- Keyboard, Monitor, and CPU are essential components of a computer system.
- A refrigerator is not considered a part of a computer.
Operating System Software
- An Operating System (OS) is classified as System software.
- Other categories of software include Application software and Utility software, but they serve different functions.
Functionality of Computers
- Computers can be used for typing documents, confirming the true role of computing in document creation.
Understanding Computer Networks
- A computer network is a group of interconnected computers that can communicate and share resources.
Benefits of Computer Networks
- Key advantages include:
- Communicating via email or chat
- Accessing the internet
- Sharing files and data
- Playing offline games is not a benefit of networks, as it's independent of connectivity.
LAN Definition
- LAN stands for Local Area Network, which connects computers within a limited geographic area.
Characteristics of WAN
- WAN refers to a Wide Area Network, capable of covering extensive geographical distances, such as across countries or continents.
- This type of network is designed for broader connectivity beyond personal use and is not restricted to small local networks.
Distinguishing the Internet
- The Internet is a global network that connects computers worldwide, distinguishing it from smaller, local networks or isolated systems.
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Description
Learn the basics of computer systems, including hardware and software components, and their functions. Discover what a computer is, its parts, and what it can do.
