What should be the first step while OS upgrading?
A) Â Delete old Operating System
B) Â Backup old Operating System
C) Â Backup Critical Data
D) Â Format Hard Disks
Ans:â€“ C ,
. To change font size of a selected slide title, you?
Options: a. Click the toolbars font dropdown arrow and choose the font you prefer b. Click format, title and choose a font from the font tab c. Click the toolbar’s increase font size button d. Click title, new font, ok.
Options: have both their operands in the main store., which perform an operation on a register operand and an operand which is located in the main store, generally leaving the result in the register, except in the case of store operation when it is also written into the specified storage location., which perform indicated operations on two fast registers of the machine and leave the result in one of the registers., all of the above
Options: a. Sheet tabs can be colored
b. Some picture can be applied as a background of a sheet
c. You can set the column width automatically fit the amount of text
d. The width of a row and be specified manually or fit automatically