25. The amount of a certain product sold to a certain customer in a past period can be obtained from the

Question

A. Sales history file
B. Customer file
C. Inventory file
D. All of these
36. The RF communication can be broadly classified in how many types?
A. Three
B. Four
C. Two
D. Six
37. The principal electronic payment systems for electronic commerce is
A. Credit Card
B. Digital Wallet
C. Electronic Cheque
D. All of the above
38. A honey pot is an example of what type of software?
A. Encryption
B. Security-auditing
C. Virus
D. Intrusion-detection
39. What is the meaning of 'Hibernate" in Windows XP/Windows 7?
A. Restart the computers in safe mode
B. Restart the computers in normal mode.
C. Shutdown the computer terminating all the running applications.
D. Shutdown the computer without closing the running applications.
40. If you receive an e-mail offering to remove you from a mailing list, what should you do?
A. Respond promptly
B. Wait a week to see if the offer is repeated
C. Do not respond
D. Call the local police
41. Which class is used to control the data being used by application?
A Document class
B. View class
C. Frame class
D. Application class
42. Which of the following are the applications of mobile computing?
A. Travelling salesman
B. For legal purposes
C. Location awareness services
D. All of the above
43. Which of the following is false concerning Enterprise Resource Planning (ERP)?
A. It attempts to automate and integrate the majority of business processes.
B. It shares common data and practices across the enterprise
C. It is inexpensive to implement
D. It provides and access information in a real-time environment.
44. Organizations with both physical and online presences are referred to as what?
A. Multi-presence organizations
B. Dual-presence companies
C. Click-and-mortar
D. All of the above
45. One of the distinguished features of super-computer over other category of computer is
A parallel processing
B. highest accuracy level
C. more speed
D. more capacity

Answer 1

Here are the answers to your questions:

25. A. Sales history file
    The amount of a certain product sold to a certain customer in a past period can be obtained from the sales history file, which keeps track of sales transactions.

26. C. Two
    RF communication can typically be classified into two types: analog and digital.

27. D. All of the above
    The principal electronic payment systems for electronic commerce include credit cards, digital wallets, and electronic cheques.

28. D. Intrusion-detection
    A honeypot is an example of intrusion-detection software, as it is designed to lure attackers and detect malicious activities.

29. D. Shutdown the computer without closing the running applications.
    Using "Hibernate" allows the computer to save the current state (including running applications) and power down, so it can resume later without losing work.

30. C. Do not respond
    If you receive an email offering to remove you from a mailing list, it is safest not to respond, as it could be a phishing attempt.

31. D. Application class
    The application class is responsible for controlling the data being used by the application in many programming frameworks.

32. D. All of the above
    Applications of mobile computing can include traveling salesman scenarios, legal purposes, and location-aware services.

33. C. It is inexpensive to implement
    This statement is false; implementing an ERP system is often quite expensive due to the complexity involved.

34. C. Click-and-mortar
    Organizations with both physical and online presences are referred to as "click-and-mortar" organizations.

35. A. parallel processing
    One of the distinguished features of supercomputers over other categories of computers is their ability for parallel processing, which allows them to handle complex computations more efficiently.

Feel free to ask more questions if you have any!