Answer:
Encapsulation
Explanation:
There are seven layers in the OSI network model. These layers are, application, presentation, session, transport, network, data-link and physical layer.
Each layer of the OSI model has a PDU or protocol data unit. These PDUs are form by encapsulation.
The application, presentation and session data. When it moves to the transport layer, it is encapsulated within the transport header. This new pdu is called segment.
This process continues in network and data-link to give packet and frame PDUs respectively.
Answer:
Yes.
Explanation:
Technically it depends on how you define "function". Usable? Yes, required. Turn on? No, not required. If there is no OS you'll get an error saying there is no boot disk/drive.
Answer:
You will need to implement a for loop ( I am assuming this is java)
Explanation:
int count20s = 0;
for(int x =0; x< customerAges.length;x++){
if(20 <= customerAges[x] && customerAges[x] <= 29){
count20s++;
}
Answer:
One major sign of a computer being hijacked is the use of system resource by unknown programs. For example, full memory, high cpu usage, slow start up, crashes and errors, and low avalible storage space.
Explanation: