McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Computer Science Engineering (CSE) , Information Technology Engineering (IT) .
| 1. |
Ubiquitous computing is the method of ........ |
| A. | enhancing computer use by making many computers available throughout the physical environment |
| B. | wireless communication and carry-around computers. |
| C. | allowing transmission of data, voice and video via a computer |
| D. | interact with a variety of users via the internet. |
| Answer» A. enhancing computer use by making many computers available throughout the physical environment | |
| 2. |
............... main properties for UbiCom Systems were proposed by Weiser |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» B. 2 | |
| 3. |
Which of the following is not a key characteristic of Ubicomp System ? |
| A. | distributed |
| B. | ihci |
| C. | context- awareness |
| D. | pay as you go |
| Answer» D. pay as you go | |
| 4. |
Among the various wireless options for wearable devices, which one needs to connect to a smart phone and is the most popular? |
| A. | bluetooth |
| B. | wifi |
| C. | rfid |
| D. | none of the above |
| Answer» A. bluetooth | |
| 5. |
When connecting a wearable device to the cloud, what software is required to run a custom service? |
| A. | database |
| B. | operating system |
| C. | http server |
| D. | all of the above |
| Answer» D. all of the above | |
| 6. |
What does RFID stand for? |
| A. | radio frequency issue date |
| B. | radio frequency identification |
| C. | rear field identification |
| D. | real far identification |
| Answer» B. radio frequency identification | |
| 7. |
What applications run on a SMART Board? |
| A. | any applicaiton on the computer |
| B. | internet browsers like explorer and navigator only |
| C. | powerpoint only |
| D. | powerpoint only |
| Answer» A. any applicaiton on the computer | |
| 8. |
The SMART Board Software is called |
| A. | notepage |
| B. | notebook |
| C. | spiral page |
| D. | all of the above |
| Answer» B. notebook | |
| 9. |
It takes the output signal from the transmission channel and delivers |
| A. | transmitter |
| B. | transmission channel |
| C. | receiver |
| D. | hardware |
| Answer» C. receiver | |
| 10. |
Which of the Following is used in banking industary..... |
| A. | micr |
| B. | omr |
| C. | all of above |
| D. | none of the above |
| Answer» A. micr | |
| 11. |
WAP? |
| A. | wireless application protocol |
| B. | wired allication protocol |
| C. | wide application protocol |
| D. | none of the above |
| Answer» A. wireless application protocol | |
| 12. |
The tag can be used to activate the task when the user clicks on a word on the screen? |
| A. | true |
| B. | false |
| C. | both |
| D. | none of the above |
| Answer» A. true | |
| 13. |
WAP is designed for? |
| A. | internet explorer |
| B. | web browser |
| C. | micro browser |
| D. | macro browser |
| Answer» C. micro browser | |
| 14. |
Limitations of Short Messaging Service (SMS) |
| A. | limited to 160 characters or less |
| B. | message latency is one minute or more |
| C. | poor security at the application level |
| D. | all of the above |
| Answer» D. all of the above | |
| 15. |
DoCoMo Stands for ............... |
| A. | documentation over the mobile network |
| B. | do communications over the mobile network |
| C. | documentation & communications over the mobile network |
| D. | none of the above |
| Answer» B. do communications over the mobile network | |
| 16. |
Mobile Web Service design often uses a three tier ............... |
| A. | thin client, client proxy, server architecture |
| B. | network, client proxy, server architecture |
| C. | internet,cilent & server |
| D. | none of the above |
| Answer» A. thin client, client proxy, server architecture | |
| 17. |
In J2ME architecture Connected Device Configuration (CDC) provides .......... |
| A. | fundamental services for devices |
| B. | fundamental services for virtual machines |
| C. | both |
| D. | none of the above |
| Answer» C. both | |
| 18. |
Java 2 Mobile Environment supports ................. |
| A. | development of client server system |
| B. | stand alone system designs in which code is developed |
| C. | both |
| D. | none of the above |
| Answer» C. both | |
| 19. |
J2ME is a multi layered organisation of software bundles of three types ............. |
| A. | servers,desktop machines & high end consumer devices |
| B. | configurations, profiles and optional packages |
| C. | j2ee,j2se & kvm |
| D. | none of the above |
| Answer» B. configurations, profiles and optional packages | |
| 20. |
The .NET Framework consists of two main parts ............ |
| A. | common language runtime & unified set of class libraries |
| B. | client & server |
| C. | packeges & class labraries |
| D. | digital packages & digital class labraries |
| Answer» A. common language runtime & unified set of class libraries | |
| 21. |
Code written on the .NET Framework platform is called ........... |
| A. | client code |
| B. | managed code |
| C. | server code |
| D. | none of the above |
| Answer» B. managed code | |
| 22. |
Managed code ....... |
| A. | cannot have bad pointers |
| B. | cannot create memory leaks |
| C. | supports strong code type safety |
| D. | all of the above |
| Answer» D. all of the above | |
| 23. |
.NET CF designed specifically for devices, such as ............. |
| A. | smart cards |
| B. | smart wearable devices |
| C. | pdas and smart mobile phones. |
| D. | sensors |
| Answer» C. pdas and smart mobile phones. | |
| 24. |
IrDA support ........ |
| A. | sql server ce |
| B. | device specific controls |
| C. | high performance jit compiler |
| D. | all of the above |
| Answer» D. all of the above | |
| 25. |
Mobile code is any ......... |
| A. | program |
| B. | application |
| C. | content |
| D. | all of the above |
| Answer» D. all of the above | |
| 26. |
Sandboxes .......... |
| A. | that limit the local services that code can access. |
| B. | which ensures that code originates from a trusted source. |
| C. | machines that can access the internet |
| D. | that carries explicit proof of its security. |
| Answer» A. that limit the local services that code can access. | |
| 27. |
Code Signing ......... |
| A. | that limit the local services that code can access. |
| B. | which ensures that code originates from a trusted source. |
| C. | machines that can access the internet |
| D. | that carries explicit proof of its security. |
| Answer» B. which ensures that code originates from a trusted source. | |
| 28. |
Firewalls ............ |
| A. | that limit the local services that code can access. |
| B. | which ensures that code originates from a trusted source. |
| C. | machines that can access the internet |
| D. | that carries explicit proof of its security. |
| Answer» C. machines that can access the internet | |
| 29. |
Proof Carrying Code ............... |
| A. | that limit the local services that code can access. |
| B. | which ensures that code originates from a trusted source. |
| C. | machines that can access the internet |
| D. | that carries explicit proof of its security. |
| Answer» D. that carries explicit proof of its security. | |
| 30. |
A smart card ............ |
| A. | is a plastic card embedded with digital memory |
| B. | which store data on magnetic strips |
| C. | is reprogrammable |
| D. | all of the above |
| Answer» D. all of the above | |
| 31. |
The primary tasks of a smart card operating system ............. |
| A. | transferring data to and from the smart card |
| B. | controlling the execution of commands |
| C. | managing and executing cryptographic algorithms |
| D. | all of the above |
| Answer» D. all of the above | |
| 32. |
Java Card widely used in ........... |
| A. | sim cards |
| B. | atm cards |
| C. | both |
| D. | none of the above |
| Answer» C. both | |
| 33. |
The Home Electronic System (HES) defines the system components ......... |
| A. | residential gateway, homegate |
| B. | standard interfaces |
| C. | both |
| D. | none of the above |
| Answer» C. both | |
| 34. |
Jini consists of three Java language protocols ............... |
| A. | discovery, join and lookup |
| B. | discovery, configuration and lookup |
| C. | discovery, join and installation |
| D. | find , join and lookup |
| Answer» A. discovery, join and lookup | |
| 35. |
UPnP Stands for .......... |
| A. | united plug and play protocol |
| B. | undirectional plug and play protocol |
| C. | universal plug and play protocol |
| D. | unidirectional plug and play protocol |
| Answer» C. universal plug and play protocol | |
| 36. |
Benefit of UPnP ............. |
| A. | media and device independence |
| B. | platform independence |
| C. | internet-based technologies |
| D. | all of the above |
| Answer» D. all of the above | |
| 37. |
OSGi’s core component is ........... |
| A. | server |
| B. | bundle |
| C. | node |
| D. | gateway |
| Answer» B. bundle | |
| 38. |
A MANIFEST.MF file located in the ........ directory . |
| A. | general graph directory |
| B. | acyclic graph directory |
| C. | single-level |
| D. | meta-inf |
| Answer» D. meta-inf | |
| 39. |
Service Oriented Architectures Functions ,,,,,,,,,,,,,, |
| A. | service discovery |
| B. | service invocation |
| C. | service management |
| D. | all of the above |
| Answer» D. all of the above | |
| 40. |
Service Provision Life-Cycle - Creation Phase ........... |
| A. | service processes register themselves in service directories. |
| B. | services are invoked and multiple interlinked services may need to be coordinated |
| C. | service processes, access configurations and service compositions |
| D. | services may be put off line or terminated temporarily or permanently. |
| Answer» A. service processes register themselves in service directories. | |
| 41. |
Service Provision Life-Cycle - Execution Phase ........... |
| A. | service processes register themselves in service directories. |
| B. | services are invoked and multiple interlinked services may need to be coordinated |
| C. | service processes, access configurations and service compositions |
| D. | services may be put off line or terminated temporarily or permanently. |
| Answer» B. services are invoked and multiple interlinked services may need to be coordinated | |
| 42. |
Service Provision Life-Cycle - Maintenance Phase ......... |
| A. | service processes register themselves in service directories. |
| B. | services are invoked and multiple interlinked services may need to be coordinated |
| C. | service processes, access configurations and service compositions |
| D. | services may be put off line or terminated temporarily or permanently. |
| Answer» C. service processes, access configurations and service compositions | |
| 43. |
Service Provision Life-Cycle - Dissolution Phase ........... |
| A. | service processes register themselves in service directories. |
| B. | services are invoked and multiple interlinked services may need to be coordinated |
| C. | service processes, access configurations and service compositions |
| D. | services may be put off line or terminated temporarily or permanently. |
| Answer» D. services may be put off line or terminated temporarily or permanently. | |
| 44. |
Life-Cycle for Tagging Physical Objects .............. |
| A. | capturing a physical view or some object feature |
| B. | identifying physical objects |
| C. | anchoring or relating objects |
| D. | all of the above |
| Answer» D. all of the above | |
| 45. |
Types of active RFID tags are .......... |
| A. | transmitter & receiver |
| B. | transponders and beacons |
| C. | transmiter & reader |
| D. | none of the above |
| Answer» B. transponders and beacons | |
| 46. |
Active transponders are woken up .............. |
| A. | no power source and no active transmitter |
| B. | they typically have a read range of 20 100 m |
| C. | when they receive a signal from a reader |
| D. | none of the above |
| Answer» C. when they receive a signal from a reader | |
| 47. |
Passive RFID - Transponders can be packaged ..... |
| A. | sandwiched between an adhesive layer and a paper label |
| B. | embedded in a plastic card |
| C. | both a&b |
| D. | none of the above |
| Answer» C. both a&b | |
| 48. |
Sensors Primary Functions .......... |
| A. | instrument and monitor environments |
| B. | detect changes in the environment |
| C. | control a system with respect to the environment |
| D. | all of the above |
| Answer» D. all of the above | |
| 49. |
Sensors Nodes ...... |
| A. | common nodes |
| B. | sink nodes |
| C. | gateway nodes |
| D. | all of the above |
| Answer» D. all of the above | |
| 50. |
Sensors Common Nodes ....... |
| A. | mainly responsible for collecting sensor data. |
| B. | that are responsible for receiving, storing, processing, aggregating data |
| C. | that connect sink nodes to external entities |
| D. | none of the above |
| Answer» A. mainly responsible for collecting sensor data. | |
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