| Q 1: | In CRC there is no error if the remainder at the receiver is |
| (1) | equal to the remainder at the sender |
|
| (2) | zero |
|
| (3) | nonzero |
|
| (4) | the quotient at the sender |
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| Correct Answer: zero |
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| Q 2: | Which is correct statement for need of Time to Live (TTL) field in an IP datagram? |
| (1) | It can be used to prioritize packets |
|
| (2) | It can be used to reduce delays |
|
| (3) | It can be used to optimize throughput |
|
| (4) | It can be used to prevent packet looping |
|
| Correct Answer: It can be used to prevent packet looping |
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| Q 3: | A timer is set when ....... is sent out |
| (1) | a packet |
|
| (2) | a NAK |
|
| (3) | an ACK |
|
| (4) | all of these |
|
| Correct Answer: a packet |
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| Q 4: | The shortest frame in HDLC protocol is usually the........ frame. |
| (1) | management |
|
| (2) | information |
|
| (3) | supervisory |
|
| (4) | None of the above |
|
| Correct Answer: supervisory |
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| Q 5: | From the following which is not the activity of software maintenance |
| (1) | corrective maintenance |
|
| (2) | adaptive maintenance: modifies software to properly interface with a changing environment |
|
| (3) | preventive maintenance |
|
| (4) | reverse engineering |
|
| Correct Answer: reverse engineering |
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| Q 6: | The purpose of Reverse ARP on a network is to find the ..... given the |
| (1) | Internet address, domain name |
|
| (2) | Internet address, netid |
|
| (3) | Internet address, station MAC address |
|
| (4) | station MAC address, Internet address |
|
| Correct Answer: Internet address, station MAC address |
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| Q 7: | Ideally the maximum segment length that can be supported by the UTP cable is |
| (1) | 100 meters |
|
| (2) | 200 meters |
|
| (3) | 500 meters |
|
| (4) | 600 meters |
|
| Correct Answer: 100 meters |
|
| Q 8: | Questionnaires can be useful in information gathering when users
|
| (1) | are widely distributed geographically |
|
| (2) | need prompting to respond to questions |
|
| (3) | are not well-informed |
|
| (4) | do not have time for interviews |
|
| Correct Answer: are widely distributed geographically |
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| Q 9: | ......................requirements are based on the procedures and rules that the organization uses to run its business. |
| (1) | Functional |
|
| (2) | Logical |
|
| (3) | Physical |
|
| (4) | None of the above |
|
| Correct Answer: Functional |
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| Q 10: | The first item to be reviewed during a structured walk through is the documentation that was developed as part of the..................... phase of the systems development life cycle (SDLC). |
| (1) | design |
|
| (2) | analysis |
|
| (3) | planning |
|
| (4) | implementation |
|
| Correct Answer: analysis |
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