Answer:
Disadvantages of Batch Operating System:
- The computer operators should be well known with batch systems.
- Batch systems are hard to debug.
- It is sometime costly.
- The other jobs will have to wait for an unknown time if any job fails.
<span>The answer is Event. A user logging on, an application server connecting to a database server, an authentication server rejecting a password, or an antivirus scanner reporting a suspected virus are all examples of Event.
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Answer:
The code:
# Import math Library
import math
# Print the value of 2pi
print (math.pi * 2) ## output would be: 6.28318530718
Explanation:
Answer:
all cells in the B column of any worksheet in this workbook
Explanation:
It seems each worksheet covers total expenses for each month, and hence workbook must have 12 such with one month for each worksheet. Also, the 3D range is a special option in Excel to reference all cells or a selected group of cells for all the worksheets. However, it should be all B cells as B2: B4 apart from this, others in B column also has expenses. And hence, the above option is the correct one.
