What is the main difference between a mainframe and a super computer?
Options: A) Super computer is much larger than mainframe computers
B) Super computers are much smaller than mainframe computers
C) Supercomputers are focused to execute few programs as fast as possible while mainframe uses its power to execute as many programs concurrently
D) Supercomputers are focused to execute as many programs as possible while mainframe uses its power to execute few programs as fast as possible.
Which statements are true regarding ICMP packets? They acknowledge receipt of a TCP segment. They guarantee datagram delivery. They can provide hosts with information about network problems. They are encapsulated within IP datagrams.
Which of the following is true concerning open-source DBMS?
Options: Is free or nearly free database software whose source code is publicly available, Is free or nearly free database software whose source code is not publicly available, Is not competitive against PC-oriented packages and is fully SQL compliant, Is competitive against PC-oriented packages and is not fully SQL compliant
Which of the following is not true of immediate processing?
Options: It is often used in real-time applications, It can occur with either sequential of direct-access files, It can be used in an airline-reservation system, Transactions are processed shortly after a real-world event occurs
Which of the following statements is the most accurate?
Options: The degree to which information needs to be summarized increases as one moves up through the management levels, Low-level managers made unstructured decisions, Upper managers make unstructured decisions, Low-level managers need general information about operating activities.
There are several procedures you can implement to provide maximum security. The most important of these is:
Options: do not leave training manuals unsecured, run regular simulated tests using TARP (testing of Applications Recovery Planes), Verify the reputation of the people installing your system, do not allow unbonded service people to work on your equipment
Options: a. It is a printed page where users will write their data to fill it up
b. It is an input screen designed to make the viewing and entering data easier
c. This is an important part of database used by analysts to draw conclusions
d. All of above