Question
The two metal ions that cause hardness to water
are……………?Solution
Hardness is defined as the concentrations of calcium and magnesium ions expressed in terms of calcium carbonate.The Hardness in water is caused by the presence of dissolved calcium (Ca 2+) and magnesium (Mg 2+) ions.
A device that helps to prevent congestion and data collision?
Which type of memory can be both read from and written to by the processor?
State true/false
Trojan works in background and steal data which is sensitive
In the context of backups, what is a retention policy?
Which property distinguishes a B+ tree from a B-tree?
Which network topology requires the highest amount of cabling?
Which of the following is lowest in memory hierarchy?
Which network layer protocol is responsible for multicasting, where a packet is sent to multiple destinations simultaneously?
What is a blockchain?
In which protocol of email the changes made on one device will not be replicated on other?
