The options listed are not related to the question. and if they were related in any sense then I would say the cheapest thing on the list is a phone card so I guess you can buy that and save the most for your travel as you can use phone cards anywhere as they have 1800 numbers which are free from any public phone.
Answer:
The essence including its issue is listed in the interpretation subsection below.
Explanation:
- Representing means the practice of someone using abstract, tangible as well as pictorial symbols as well as phrases and related circumstances to discuss ideas and express comprehension.
- Representing fractions could indeed be overcome in almost the same manner as the positive factors of twice represented integers are using the negative factors of two to summarize to essentially fractional amounts.
Answer:
The answer to this question is "perimeter".
Explanation:
In computer science, the firewall is used to provide a network security system that manages network traffic like incoming and outgoing signals. This traffics is based on predetermined security rules. The firewall typically installs a boundary between a trusted inner network and an untrusted outer network, such as the Internet. It is a software concept and Perimeter firewalls manage the flow of network traffic and host or organization's border the boundary that provides the first line of security against outer attacks and blocking access to inappropriate content from inside an organization.
Answer: TDMA(Time division multiple access)
Explanation: Time-division multiple access is the method that is used by GSM(Global system for mobile communication) usually for the separation process of the data.It is a way in which a same frequency is shared by different time slots of signal.It has high flexibility and so thus is helpful for the GSM network and provides easy services of division.It divides the data according to the time period slots in a GSM network.