| Q 1: | Which is the discriminator of the weak entity?
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| (1) | Account number, date |
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| (2) | Transaction number |
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| (3) | Account Number |
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| (4) | date |
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| Correct Answer: Transaction number |
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| Q 2: | Which one of the following is not a Medium Access Control(MAC) protocol in wireless networks?
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| (1) | Slotted ALOHA |
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| (2) | CSMA/CD |
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| (3) | Polling |
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| (4) | CSMA/CA |
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| Correct Answer: CSMA/CD |
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| Q 3: | Error checking is OSI-ISO model is done at
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| (1) | Data link layer |
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| (2) | Network layer |
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| (3) | Session layer |
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| (4) | Physical layer |
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| Correct Answer: Data link layer |
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| Q 4: | A set of rules that governs data communication-
|
| (1) | standard |
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| (2) | protocol |
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| (3) | all |
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| (4) | none |
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| Correct Answer: protocol |
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| Q 5: | What is the maximum achievable channel utilization for Go-Back-N
|
| (1) | 1.48% |
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| (2) | 2.95% |
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| (3) | 0.15% |
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| (4) | 2.78% |
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| Correct Answer: 2.78% |
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| Q 6: | An IGMP packet is carried in an...... packet
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| (1) | UDP |
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| (2) | IP |
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| (3) | Ethernet frame |
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| (4) | none |
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| Correct Answer: IP |
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| Q 7: | The IP packet that carries an IGMP packet has a value of ....... in its protocol field
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| (1) | 3 |
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| (2) | 2 |
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| (3) | 1 |
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| (4) | none |
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| Correct Answer: 2 |
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| Q 8: | Cost-Benefit Analysis is performed during
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| (1) | Analysis phase |
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| (2) | Design phase |
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| (3) | Feasibility study phase |
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| (4) | Implementation phase |
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| Correct Answer: Feasibility study phase |
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| Q 9: | System analysts have to interact with
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| (1) | Managers of organizations |
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| (2) | Users in the organization |
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| (3) | Programming team |
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| (4) | All |
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| Correct Answer: All |
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| Q 10: | A desirable property of module is...........
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| (1) | multifuntional |
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| (2) | independency |
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| (3) | high coupling |
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| (4) | none |
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| Correct Answer: independency |
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