Answer:
DiffServ (Differentiated Service)
Explanation:
DiffServ (Differentiated Service) field is used to prioritize traffic in IPv4 packet.
DiffServ is used as QoS (quality of service) on networks at Layer 3, replacing former IPv4 TOS field to effectively deal with the web traffic and prioritization issues starting from 1998.
Answer:
The loops are nested, and the program ends when loop 1 is completed. Since loop 4 is the innermost one, that one is completed first.
<u>Central processing unit (CPU)</u>

- <u>CPU performs basic arithmetic, logic, controlling, and input/output (I/O) operations specified by the instructions in the program.</u>
Answer:
Repeater
Explanation:
Repeater is the device that is used in networking to enhance or boost the signal to increase the range of the signal.
So the user should purchase the Repeater to boost the wireless signal.
The basic internal components found in a computer tower also called as computer case are the following:
1. The motherboard
2. The power supply
3. Hard drives
4. Fan
5. Random Access Memory - RAM
6. CD - Rom's and DVD - Rom's
7. Ports and Hubs
These are found inside your PC case.