Options: Blaise Pascal
B. George Bool
C. Charles Babbage
D. Dr. Herman Hollerith
Ans:– C ,
Concurrency control is important for which of the following reasons?
Options: To ensure data integrity when updates occur to the database in a multiuser environment, To ensure data integrity when updates occur to the database in a single-user environment, To ensure data integrity while reading data occurs to the database in a multiuser environment, To ensure data integrity while reading data occurs to the database in a single-user environment
Which is true regarding EIGRP successor routes? A successor route is used by EIGRP to forward traffic to a destination. Successor routes are saved in the topology table to be used if the primary route fails. Successor routes are flagged as "active" in the routing table. A successor route may be backed up by a feasible successor route. Successor routes are stored in the neighbor table following the discovery process.
Alice is setting up a small network in her home so that she can study for her MCSE exams. She doesn't have a lot of money to spend on hardware, so she wants to use a network topology that requires the least amount of hardware possible. Which topology should she select?
Options: restoring the operation whenever there is a disk failure, restoring both application and system software whenever there is disk corruption., restoring the data files whenever there is a system crash, All of the above
Which of the following is(are) true of the EDP auditors?
Options: they should have computer expertise, they will be replaced by traditional auditors in the near future, two of the above, currently, there is a very high demand for them, particularly from firms that use personal computers
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
Which one of the following principles best describes the basic operation of an electromagnet?
Options: Current is induced in a conductor that is moving through a magnetic field, Like magnetic poles repel, while unlike poles attract, Current flowing through a conductor generates a magnetic field, Like magnetic poles attract, while unlike poles repel
You run a super wing-ding diagnostic program on your PC, and it reports that your hard drive, microprocessor, RAM, and video card have seen better days. To resolve this problem you should:
Options: replace each part one at a time, rerunning the diagnostic before replacing the next part., check to see if you have a software problem, replace everything at once and rerun the diagnostic, get another copy of the diagnostic program
. How to change the order of Slides in Presentation?
Options: a. On Slide Sorter View, click on the Soft Slides b. On Slide Sorter View, click on the slide and drag to required position c. On Slide Thumbnail view, click on the slide and drag to required position d. Slides order cannot be changed once it created