Answer:
The question is incomplete and should read as follows:
Victoria is working on a computer that was infected with a virus when a client clicked on a link and downloaded a Trojan. Victoria researched the virus and learned that the virus might have written itself into System Restore. What does Victoria need to do to run the antivirus software on System Restore?
This issue can be fixed by taking the following steps:
A. Disable System Protection.
B. Back up the restore point.
C. Enable System Protection.
D. Run the antivirus software on a restore point.
The system is then restored to the now clean restore point to rid the computer completely of the virus.
Explanation:
Answer: a)To have the computer close the current form when the user clicks the Exit button, the Me.Close() statement should be entered in a button’s Click event procedure
Explanation: Me.close() statement is used for the assuring that execution of the program has stopped along with stopped computer event.This statement is puts the current form into the form.closing.
Other statements are incorrect because title bar can be vanished from application,size of the form can be change while execution of application and both minimize and maximize button are in the form of set and can be removed togather only .Thus, the correct option is option(a)
Answer:
Explanation:
Difficult to manage advanced pricing rules. ...
Lack of control and security. ...
Excel is vulnerable to fraud/corruption. ...
Excel is susceptible to human error. ...
Excel is difficult to troubleshoot or test. ...
Excel is obstructive to regulatory compliance.
Whether it is family-based planning for a weekly, monthly or yearly calendar or a personal appointment daily planner or a schedule for managing bill payments, homework, favorite sports team's games, and many more, excel can make it easy to compile, filter, search, organize and simplify large amounts of data.
Answer: there is an overflow
Explanation:
Here using 4-bit signed fields to store the addition value.
0111 + 0101 = 1100
In above addition the MSB is reserved for sign.
If MSB is 0 means the number is positive.
If MSB is 1 means the number is negative.
The first number 0111 has MSB 0 means it is a positive number.
The second number 0101 has MSB 0 means it is also a positive number.
But after addition the result obtained is 1100 which MSB is 1 indicating the
result is negative number.
How can it be possible to add two positive numbers and get a negative number as result.
This type of situation is called overflow situation.
It is used for error detection purpose.
therefore there is an overflow
The answer is (C) broadband cellular networks
Over the past decade, a majority of the mobile service providers have built 3G networks that use packet-switching technologies. Over time, 3G evolved into HSPDA which is five times faster than 3G. Predictably, 4G networks are now commonplace and are built from LTE and Mobile WiMAX.
