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- Question
On a class B network, how many hosts are available at each site with a subnet mask of 248?
Options- A. 16,382
- B. 8,190
- C. 4,094
- D. 2,046
- E. 1,022
- Correct Answer
- 2,046
- 1. A critical region is
Options- A. a program segment that has not been proved bug-free
- B. a program segment that often causes unexpected system crashes
- C. a program segment where shared resources are accessed
- D. one which is enclosed by a pair of P and V operations on semaphores
- E. none is the above Discuss
- 2. The standard suit of protocols used by the Internet, intranets, extranets, and some other networks.
Options- A. TCP/IP
- B. Protocol
- C. Open Systems
- D. Internetwork processor Discuss
- 3. C++ allows you to define the same functions more than once in the same program _____
Options- A. if the definitions are identical
- B. if the definitions are included in two separate #include files
- C. if the definitions are located in a single #include file that is included more than once
- D. C++ does not allow you to define the same functions more than once in the same program Discuss
- 4. What device separates a single network into two segments but lets the two segments appear as one to higher protocols?
Options- A. Switch
- B. Bridge
- C. Gateway
- D. Router Discuss
- 5. Pointers are useful in
Options- A. Locating a particular sector of a magnetic disk
- B. Pointing mistakes in input data
- C. Traversing a linked list
- D. All of the above
- E. None of the above Discuss
- 6. In SQL, which command is used to changes data in a table?
Options- A. UPDATE
- B. INSERT
- C. BROWSE
- D. APPEND
- E. None of the above Discuss
- 7. _____ is the ratio of correct information to the total amount of information produced over a period.
Options- A. accuracy
- B. concise
- C. simulation
- D. decision
- E. None of the above Discuss
- 8. Detected money errors are corrected with
Options- A. debit entries
- B. credit entries
- C. both (a) and (b)
- D. neither (a) nor (b)
- E. None of the above Discuss
- 9. In the system concepts, term Integration
Options- A. implies structure and order
- B. refers to the manner in which each component functions with other components of the system.
- C. means that parts of the computer system depend on one another.
- D. refers to the holism of systems
- E. None of the above Discuss
- 10. The area of AI that investigates methods of facilitating communication between people and computers is:
Options- A. natural language processing
- B. symbolic processing
- C. decision support
- D. robotics
- E. None of the above Discuss
More questions
Correct Answer: one which is enclosed by a pair of P and V operations on semaphores
Correct Answer: TCP/IP
Correct Answer: C++ does not allow you to define the same functions more than once in the same program
Correct Answer: Bridge
Correct Answer: Traversing a linked list
Correct Answer: UPDATE
Correct Answer: accuracy
Correct Answer: both (a) and (b)
Correct Answer: refers to the holism of systems
Correct Answer: natural language processing
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