What is the main reason the OSI model was created?
Options: To create a layered model larger than the DoD model., So application developers can change only one layer's protocols at a time., So different networks could communicate., So Cisco could use the model.
Options: means storing records in contiguous blocks according to a key., Stores records sequentially but uses an index to locate records, uses an index for each key type, has records placed randomly throughout the file
Options: a. Right-click the row heading where you want to insert the new row and select Insert from the shortcut menu b. Select the row heading where you want to insert the new row and select Edit >Row from the menu c. Select the row heading where you want to insert the new row and click the Insert Row button on the standard toolbar d. All of the above
Why is the width of the data bus so important to the processing speed of a computer?
Options: The narrower it is, the greater the computer's processing speed, The wider it is, the more data that can fit into main memory, The wider it is, the greater the computer's processing speed, The wider it is, the slower the computer's processing speed
The ODBC Level 1 API contains which of the following functions?
Options: Browse possible connections and data sources only, Connect to data sources with driver-specific information only, Process a scrollable cursor only, Both 1 and 3 above are in the OBDC Level 1 API.
Options: A structural view of a document with headings at various levels with associated text
B. A structural view of a document with headings at various levels as it prints
C. A structural view of a document with headings in full screen
D. A structural view of a document with headings in Web Browser
Ans:– A ,
Computing systems can provide strategic information by
Options: making decision analysis possible, providing corporate models for long-range planning, causing managers to think, All of the above
How can you apply exactly the same formatting you did to another text?
Options: a. Copy the text and paste in new location. Then type the new text again.
b. Copy the text and click on Paste Special tool on new place
c. Select the text then click on Format Painter and select the new text
d. All of above
Options: a. Means do not change the value in the primary key field if that record has related records in another table
b. Means change all the related records in child tables if the record in parent table is changed
c. Both of above
d. None of above