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A person wishes to purchase a personal computer for home usage. Identify the internal hardware components this computer should contain.
- computer case
- power supply
- hard disk
- computer monitor
Explain in simple terms the I/O process.
Input/output is the communication between a computer and the outside world. Inputs are the signals or data received by the system and outputs are the signals or data sent from it.
You typed "abcd", but the locally attached printer prints garbled text. How do you resolve this issue?
- make sure it isn't a problem with the program
- USB cable connection
- Perform a power reset
- check for updated drivers(click software & drivers to see if there are updates)
What is the OSI model?
Open Systems Inter connection
- Layer 7 - Application layer /Layer 6 - Presentation layer / Layer 5 - Session layer
- Layer 4 - Transport layer / Layer 3 - Network layer / Layer 2 - Data-Link layer /
- Layer 1 - Physical layer
Use the OSI model to explain how an email message gets read by recipient on his/her computer.
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