Answer:
WANs have a large capacity, connecting a large number of computers over a large area, and are inherently scalable. They facilitate the sharing of regional resources. They provide uplinks for connecting LANs and MANs to the Internet.13 Jul 2018
Answer:
A keyboard is one of the primary input devices used with a computer. Similar to an electric typewriter, a keyboard is composed of buttons used to create letters, numbers, and symbols, and perform additional functions. The following sections provide more in-depth information and answers to some of the frequently asked questions about the keyboard.
Keyboard overview
QWERTY keyboard layout
Keyboard ports and interfaces
Types of keyboards
What else can a keyboard do?
Apple keyboards
Laptop keyboards
Smartphone and tablet keyboards
Why is the keyboard an input device?
Does a computer need a keyboard?
What are multimedia keys?
What keys appear twice on a keyboard?
How to use a computer keyboard.
How can I improve my typing?
When was the first keyboard invented?
Keyboard shortcut keys
Related pages
Keyboard help and support.
Explanation:
Answer:
b. It uses community string that is transmitted in clear text.
d. It is used by all network devices on the market.
Explanation:
SNMP is an acronym for Simple Network Management Protocol and it is a standard protocol which allows network administrators to manage network devices and client computers remotely.
SNMP is a protocol used to query hosts, servers, and devices about performance or health status data. This protocol has long been used by hackers to gather great amount of information about remote hosts.
The SNMP agent on a network device such as a router authenticates any SNMP Get requests that are being received from the network management software (NMS) using either the read-write or read-only community string.
The features which makes this possible are;
I. It uses community string that is transmitted in clear text.
II. It is used by all network devices on the market.
