Answer:
6 address lines
Explanation:
The computation of the number of address lines needed is shown below:
Given that
Total memory = 64MB
= 
=
Also we know that in 1MB RAM the number of chips is 6
So, the number of address lines is
i..e 26 address lines
And, the size of one chip is equivalent to 1 MB i.e. 
For a single 1MB chips of RAM, the number of address lines is

Therefore 6 address lines needed
Maia can quickly and easily adjust the spacing that exists before and after her paragraphs. To achieve this, she should select her paragraphs and click the Line and Spacing command in the Paragraph command group. She should be able to click the Add Space Before Paragraph from the drop-down menu. The paragraph spacing should change. In the same drop-down menu, she can also select the Line Spacing Option. This will open the Paragraph dialog box. This option will let her control how much space She wants before and after the paragraph. These two options are placed and indicated down below the Paragraph dialog box.
<h3>Master File :-</h3>
- Master files contain descriptive data, such as name and address, as well as summary information, such as amount due and year-to-date sales.
<h3>Transaction File :-</h3>
- Fast performance with a rapid response is critical. Organisations rely heavily on their TPS with failure possibly stopping business.
<h3>Reference File :-</h3>
- Information in one drawing can be overlaid on a different drawing, eliminating the need to redraw information.
- Proper use of reference files will result in significant time savings and greater coordination of drawings.
Explanation:
<h3>Hope it helps you!</h3>