Which of the following is Relation-algebra Operation
D. All of the above
Ans:– D ,
. Which of these is a quick way to copy formatting from a selected cell to two other cells on the same worksheet?
Options: a. Use Ctrl to select all three cells, then click the paste button on the standard toolbar b. Copy the selected cell, then select the other two cells, click style on the Format menu, then click Modify c. Click format painter on the Formatting toolbar twice then click in each cell you want to copy the formatting to d. All of above
hich of the following is true regarding page Orientation of a Document?
Options: Page Orientation can be change at any time
B. Page Orientation of document determines by printer
C. Page Orientation must be set before start typing
D. Page Orientation of a document cannot be changed.
Ans:– A ,
What frequency range is used for TV transmission and low power microwave applications?
Options: Very Low Frequency : 3 kHz to 30 kHz, Medium Frequency : 300 kHz to 3 MHz, Ultra High Frequency : 300 MHz to 3000 MHz, Super High Frequency : 3000 MHz to 30000 MHz
Options: a. Select File>Properties form the menu and type 3 in the Copies to print text box. b. Select File >Print from the menu and type 3 in the Number of copies text box. c. Click the Print button on the standard toolbar to print the document then take it to Kinkoâ€™s and have 2 more copies made d. Press Ctrl+P+3
The difference between linear array and a record is
Options: a. An array is suitable for homogeneous data but the data items in a record may have different data type b. In a record, there may not be a natural ordering in opposed to linear array. c. A record form a hierarchical structure but a linear array does not d. All of above
Business meeting and conferences can be held by linking distantly located people through a computer network. Not only the participants exchange information but are able to see each other. What is it called?