Explanation

In OSI reference model, when data packet moves from lower layers to higher layer, headers get removed.

Whereas when the data packet moves from higher layer to lower layers, headers are added.

Explanation

The strcpy() function copies string2, including the ending null character, to the location that is specified by string1.

The strcpy() function operates on null-ended strings.

The string arguments to the function should contain a null character (\0) that marks the end of the string.

Explanation

any non-zero integer value within the integer range.

Explanation

Variable scope refers to the extent of code in which a variable can be referenced.

Variables defined inside a function are called local variables.

The scope of local variables and dummy arguments is limited to the function in which they are defined.

Explanation

First In, First Out, commonly known as FIFO, is an asset-management and valuation method in which assets produced or acquired first are sold, used, or disposed of first.

Explanation

 When a computer application is running, it is in the user mode.

Some examples are word application, PowerPoint, reading a PDF file and browsing the internet.

These are application programs so the computer is in user mode.

Explanation

In computing, a logical address is the address at which an item appears to reside from the perspective of an executing application program.

A logical address may be different from the physical address due to the operation of an address translator or mapping function. 

Explanation

• statistical calculation and preparation of tables and graphs can be done using  excel 
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• Explanation:
• The MS-Excel is a part of the office package or software which is used for the calculation or manipulation of data with the help of mathematics formulas.
• It is also used to hold the records in the form of rows and tables.
• It also presents the data in the form of a graph.

Explanation

Autocorrect is originally designed to replace Misspelled kind of words you type

**

Alt + F7 is the shortcut key for AutoCorrect.

Explanation

daily use and  practice and following daily procedure enhances the life of IT equipment