A computer can be described as ...... d produces the desired output.
Secondary Memory or the Second ...... also called External Storage.
What is the secondary memory of the computer?
Hard Disk Floppy Disk Magnetic Tape
What are the examples for Magnetic media storage devices?
What are the examples for Optical media storage devices?
USB flash drive Memory card
What are the examples for Solid state storage devices?
PS/2 ports Audio ports Paralle ...... o port RJ 45 port Serial ports
What are the examples for computer ports?
Transmitting data and information is called data communication.
What is the data communication?
Sender / Source Medium Receiver/ destination
What are the basic components required for data communication?
Simplex Mode Half- duplex Mode Full Duplex Mode
What are the 3 ways of data transmission modes?
Guided / Wired Unguided/Wireless Media
What are the two types of data transmission media?
If the medium used for data tr ...... it is called guided or wired.
What is the Guided / Wired media?
Speed Accuracy Efficiency Versatility Storing and Retrieving
What are the features of a computer?
Twisted Pair Coaxial Cable Fiber Optics cable
What are the examples for Guided / Wired media?
Data is transmitted as signal ...... alled unguided/wireless media.
What is the Unguided/Wireless Media?
Radio waves Microwaves Microwaves
What are the 3 examples for Unguided/Wireless Media?
Network Interface Card (NIC) Switch/Hub Wireless Fidelity - Wi-Fi Router Modem Firewall
What are the computer network devices?
Local Area Network (LAN) Metropolitan Area Network - (MAN) Wide Area Network - WAN
What are the 3 types of computer networks?