Question

A computer stores its operating system, as well as data intended for permanent storage, on its _________:

Question 1 options:

	Modem
	router
	IP address
	hard disk

Question 2 (1 point)

The database that contains the addresses of websites is known as the:

Question 2 options:

	Internet Service Provider
	domain name server
	internet switchboard
	IP directory

Question 3 (1 point)

An IP address is comprised of four groups of numbers. These number groups are known as:

Question 3 options:

	Octets
	binaries
	domain names
	router code

Question 4 (1 point)

A computer’s unique identifier is known as its:

Question 4 options:

	IP address
	router code
	domain name
	ISP

Question 5 (1 point)

Devices that connect networks together in order to deliver data are known as:

Question 5 options:

	ISPs
	mail centers
	digital switchboards
	routers

Answer 1

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1)
since the memory of ram will be erased when the computer is shut down, the core programs
such as os code and data intended for permanent storage are stored in hard disk
so the answer is option d
2)
The database that contains the addresses of websites is known as the:
domain name server

for example if you type www.google.com DNS is the one which tell the IP address corresponding to the given URL
3)
since 32-bit IP is divided into 4 parts where each part will have 8 bits,
its called octet
option a
4)
A computer’s unique identifier is known as its: IP address