Step 1: Identifying a Problem.
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Step 2: Reviewing the Literature.
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Step 3: Specifying a Purpose and Research Questions. Writing purpose statements, research questions, and hypotheses provide critical direction to an educational research study. ...
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Step 4: Designing a Study.
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Answer:
Reliability feature in transport layer ensures correct order.
Explanation:
TCP (Transmission Control Protocol) is a communication protocol over network. TCP has a layered architecture and transport layer controls the data transmitted arrives in correct form. This is called reliability feature.
Control data header at transport layer ensures correct delivery. It tracks the transmitted data and re-transmits in case of en error.
Answer: File History
Explanation: File history is the history that gets created in the form of back-up that keeps the record of the stored files. It is used in protecting the files that is present on the system like desktop, libraries,etc.
It creates the duplicate records in the storage for any future use and it can also be restored easily.File history also facilitates with feature of deleting the unnecessary history afterward when the user wants.
i have learned that an excel spreadsheet can:
1. calculate the sums of many values within that sheet
2. sort values by title
3. format specific values to have different colors or highlights
4. form pie charts out of tables of data
5. make tables of data
6. form bar graphs out of tables of data
7. calculate how many cells have numerical values within a set of data
8. change the width of cells
9. change the height of cells
10. fill a cell in with color