Answer:
c. NSTISSI No. 4011
Explanation:
NSTISSI is an acronym for National Security Telecommunications and Information Systems Security Institute.
It is one of the standards set by the Committee on National Security Systems (CNSS), an intergovernmental agency saddled with the responsibility of setting policies for the security of the IT (information technology) security systems of the United States of America.
NSTISSI No. 4011 presents a comprehensive model for information security and is becoming the evaluation standard for the security of information systems.
Generally, all information technology institutions and telecommunications providers are required by law to obtain a NSTISSI-4011 certification or license because it is a standard for Information Systems Security (INFOSEC) professionals.
Answer:
D. All of these are correct
Explanation:
VoIP transmits voice data packets over the internet. It is a low-cost option for receiving personal and business calls because it uses existing infrastructure that is the internet to transmit calls, unlike traditional telephone systems that require specialized equipment such as PBXs that are costly.VoIP also offers the ability to have more than one telephone number, as long as the bandwidth is enough, it allows multiple connections at any given time.
Answer:
Algorithms.
Explanation:
Computer system is an electronic machine that receives input data, processes or executes these data and outputs the results. It comprises of two parts, the hardware and software components.
The computer receives data created by a process and inputted by individuals. The software components are the operating system and the application softwares running in the operating system. The application software follows a well defined stages of task to execute a task. This is called algorithm.
The application uses the algorithm to execute the task on the input data to give the required result.
Answer: dependent
Explanation:
A Cells containing formulas which refer to other cells are known as dependents.
These are cells that depend on values in the selected cell.
A dependents cell can either contain a formula or a constant value.
(Ctrl + ] ) Is used as a shortcut when selecting dependents cells in an active cell.
Another option is to make use of you (Tools > Formula Auditing > Trace Precedents).
OutputFile = open( "/path/to/file", "wa" ) # DOS probably needs 'b' too
