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) .
| 51. |
Micro-Electro-Mechanical Systems (MEMS) consists of ........... |
| A. | microelectronic elements |
| B. | actuators, sensors |
| C. | mechanical structures |
| D. | all of the above |
| Answer» D. all of the above | |
| 52. |
Micro-Electro-Mechanical Systems (MEMS) developed using ........... techniques |
| A. | fabrication |
| B. | microfabrication |
| C. | etching |
| D. | none of the above |
| Answer» B. microfabrication | |
| 53. |
The most common forms of production for MEMS are ........... |
| A. | bulk micromachining |
| B. | surface micromachining |
| C. | har fabrication |
| D. | all of the above |
| Answer» D. all of the above | |
| 54. |
The main components of robots are ........... |
| A. | end effectors or actuators |
| B. | controller |
| C. | sensors |
| D. | all of the above |
| Answer» D. all of the above | |
| 55. |
Which phase is not a part of development of Human-Centred Design Life-Cycle . |
| A. | requirement gathering and analysis |
| B. | modelling and design |
| C. | configurations & optional packages |
| D. | implementation and testing. |
| Answer» C. configurations & optional packages | |
| 56. |
Head(s) Up Display or HUD is ........... |
| A. | any type of display that presents data without blocking the user’s view |
| B. | the user looks through a display element attached to the airframe or vehicle chassis |
| C. | that is worn in front of the eye that acts as a camera to record the scene available to the eye, and acts as a display |
| D. | none of the above |
| Answer» A. any type of display that presents data without blocking the user’s view | |
| 57. |
Gestures are expressive, meaningful body motions involving physical movements of the fingers, hands, arms, head, face, or body. |
| A. | true |
| B. | false |
| Answer» A. true | |
| 58. |
Sensors used in gestures ........ |
| A. | magnetic field trackers |
| B. | accelerometers |
| C. | gyroscopes |
| D. | all of the above |
| Answer» D. all of the above | |
| 59. |
In Solove’s taxonomy of privacy Surveillance & Interrogation is a part of .......... |
| A. | information collection |
| B. | information processing |
| C. | information dissemination |
| D. | invasion |
| Answer» A. information collection | |
| 60. |
In Solove’s taxonomy of privacy Aggregation & Identification is a part of .......... |
| A. | information collection |
| B. | information processing |
| C. | information dissemination |
| D. | invasion |
| Answer» B. information processing | |
| 61. |
Breach of confidentiality is ............ |
| A. | is the threat to disclose personal information |
| B. | is breaking the promise to keep a person’s information confidential. |
| C. | is amplifying the accessibility of information. |
| D. | none of the above |
| Answer» B. is breaking the promise to keep a person’s information confidential. | |
| 62. |
Decisional interference involves ............. |
| A. | revealing another’s nudity, grief, or bodily functions |
| B. | the revelation of truthful information about a person |
| C. | the government’s incursion into people’s decisions regarding their private affairs |
| D. | the dissemination of certain information about a person to serve the aims and interests of another |
| Answer» C. the government’s incursion into people’s decisions regarding their private affairs | |
| 63. |
RFID privacy challenges ......... |
| A. | automation & identification |
| B. | identification & authentication |
| C. | integration & automation |
| D. | all of the above |
| Answer» D. all of the above | |
| 64. |
Clandestine Scanning is .............. |
| A. | the tag data is scanned without the tag carrier’s consent. |
| B. | the tag data is scanned for information processing |
| C. | both a&b |
| D. | none of the above |
| Answer» A. the tag data is scanned without the tag carrier’s consent. | |
| 65. |
PSTN stands for |
| A. | public switched telephone network |
| B. | personal switched telephone network |
| C. | personal switched telephone node |
| D. | public switched telephone node |
| Answer» A. public switched telephone network | |
| 66. |
PSTN is and wireless networks are |
| A. | highly dynamic, virtually static |
| B. | static, virtually static |
| C. | highly dynamic, virtually dynamic |
| D. | virtually static, highly dynamic |
| Answer» D. virtually static, highly dynamic | |
| 67. |
In public switched telephone network, LATA stands for |
| A. | local access and transport area |
| B. | land area and transport area |
| C. | local access and telephone access |
| D. | local area and telephone access |
| Answer» A. local access and transport area | |
| 68. |
LATAs are connected by a company called |
| A. | land exchange carrier |
| B. | local exchange carrier |
| C. | local control exchange |
| D. | land area exchange |
| Answer» B. local exchange carrier | |
| 69. |
A long distance telephone company that collects toll is called |
| A. | lata |
| B. | lec |
| C. | pstn |
| D. | ixc |
| Answer» D. ixc | |
| 70. |
The technique for separate but parallel signalling channel is called |
| A. | common channel signalling |
| B. | forward channel signalling |
| C. | reverse channel signalling |
| D. | separate channel signalling |
| Answer» A. common channel signalling | |
| 71. |
ADLS Broadband stands for |
| A. | asynchronous digital subscriber line |
| B. | asemetric digital subscriber line |
| C. | asynchronous double subscriber line |
| D. | asynchronous data subscriber line |
| Answer» A. asynchronous digital subscriber line | |
| 72. |
US cellular standard CDPD stands for |
| A. | cellular digital packet data |
| B. | cellular digital packet data |
| C. | cellular digital pocket data |
| D. | cellular discrete pocket data |
| Answer» A. cellular digital packet data | |
| 73. |
What are the Methods to move data through a network of links and switches? |
| A. | packet switching and line switching |
| B. | circuit switching and line switching |
| C. | line switching and bit switching |
| D. | packet switching and circuit switching |
| Answer» D. packet switching and circuit switching | |
| 74. |
In systems, resources are allocated on demand. |
| A. | packet switching |
| B. | circuit switching |
| C. | line switching |
| D. | frequency switching |
| Answer» A. packet switching | |
| 75. |
WiMAX stands for |
| A. | wireless maximum communication |
| B. | worldwide interoperability for microwave access |
| C. | worldwide international standard formicrowave access |
| D. | wireless internet maximum communication |
| Answer» B. worldwide interoperability for microwave access | |
| 76. |
WiMAX provides |
| A. | simplex communication |
| B. | half duplex communication |
| C. | full duplex communication |
| D. | no communication |
| Answer» C. full duplex communication | |
| 77. |
Which of the following modulation schemes is supported by WiMAX? |
| A. | binary phase shift keying modulation |
| B. | quadrature phase shift keying modulation |
| C. | quadrature amplitude modulation |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 78. |
WiMAX provides |
| A. | voip services |
| B. | iptv services |
| C. | both voip and iptv services |
| D. | no iptv services |
| Answer» C. both voip and iptv services | |
| 79. |
Which of the following frequencies is not used in WiMAX for communication? |
| A. | 2.3 ghz |
| B. | 2.4 ghz |
| C. | 2.5 ghz |
| D. | 3.5 ghz |
| Answer» B. 2.4 ghz | |
| 80. |
What is the access point (AP) in a wireless LAN? |
| A. | device that allows wireless devices to connect to a wired network |
| B. | wireless devices itself |
| C. | both device that allows wireless devices to connect to a wired |
| D. | all the nodes in the network |
| Answer» A. device that allows wireless devices to connect to a wired network | |
| 81. |
Which multiple access technique is used by IEEE 802.11 standard for wireless LAN? |
| A. | cdma |
| B. | csma/ca |
| C. | aloha |
| D. | csma/cd |
| Answer» B. csma/ca | |
| 82. |
Mostly is used in wireless LAN. |
| A. | time division multiplexing |
| B. | orthogonal frequency division multiplexing |
| C. | space division multiplexing |
| D. | channel division multiplexing |
| Answer» B. orthogonal frequency division multiplexing | |
| 83. |
What is WPA? |
| A. | wi-fi protected access |
| B. | wired protected access |
| C. | wired process access |
| D. | wi-fi process access |
| Answer» A. wi-fi protected access | |
| 84. |
In Bluetooth,multiple form a network called a ------------ |
| A. | scatternet; piconets |
| B. | piconets: scatternet |
| C. | piconets: bluenet |
| D. | bluenet; scatternet |
| Answer» B. piconets: scatternet | |
| 85. |
The bluetooth supports |
| A. | point-to-point connections |
| B. | point-to-multipoint connection |
| C. | both (a) and (b) |
| D. | none of the above |
| Answer» C. both (a) and (b) | |
| 86. |
Frequency range supported in Zigbee ............. |
| A. | 2.4 ghz worldwide |
| B. | 2.0 ghz worldwide |
| C. | 2.1 ghz worldwide |
| D. | 3.4 ghz worldwide |
| Answer» A. 2.4 ghz worldwide | |
| 87. |
There is more than ............... cell nodes in zigbee. |
| A. | 66000 |
| B. | 65000 |
| C. | 60000 |
| D. | 70000 |
| Answer» B. 65000 | |
| 88. |
ZigBee developed under .............. |
| A. | ieee 802.15.1. |
| B. | ieee 802.15.2. |
| C. | ieee 802.15.3. |
| D. | ieee 802.15.4. |
| Answer» D. ieee 802.15.4. | |
| 89. |
A Body Area Network or BAN consists ............... |
| A. | wireless devices to connect to a wired network |
| B. | set of mobile and compact sensors |
| C. | sensors & communication devices |
| D. | wearable device & sensors |
| Answer» B. set of mobile and compact sensors | |
| 90. |
Body Area Network requirements .......... |
| A. | low power consumption & interoperability |
| B. | self-healing & security |
| C. | low latency |
| D. | all of the above |
| Answer» D. all of the above | |
| 91. |
Find out wrong stament of Body Area Network............... |
| A. | sensors are put on patient’s body to monitor heart rate, blood pressure and ecg. |
| B. | provides healthcare services over a long distance with the help of it and communication. |
| C. | sensors can be used to measure navigation, timer, distance, pulse rate and body temperature. |
| D. | allowing transmission of data, voice and video via a computer |
| Answer» D. allowing transmission of data, voice and video via a computer | |
| 92. |
WBAN(Wireless Body Area Network) allows the user to move another without having the restriction of a cable for sharing information. |
| A. | true |
| B. | false |
| Answer» A. true | |
| 93. |
Which of the following standard committee specifies Bluetooth and other Personal Area Networks (PAN)? |
| A. | ieee 802.11b |
| B. | ieee 802.15.2. |
| C. | ieee 802.11g |
| D. | ieee 802.16 |
| Answer» B. ieee 802.15.2. | |
| 94. |
A firewall is installed at the point where the secure internal network and untrusted external network meet which is also known as |
| A. | chock point |
| B. | meeting point |
| C. | firewall point |
| D. | secure point |
| Answer» A. chock point | |
| 95. |
A proxy firewall filters at |
| A. | physical layer |
| B. | data link layer |
| C. | network layer |
| D. | application layer |
| Answer» D. application layer | |
| 96. |
A firewall needs to be so that it can grow proportionally with the network that it protects. |
| A. | robust |
| B. | expansive |
| C. | fast |
| D. | scalable |
| Answer» B. expansive | |
| 97. |
provides an isolated tunnel across a public network for sending and receiving data privately as if the computing devices were directly connected to the private network. |
| A. | visual private network |
| B. | virtual protocol network |
| C. | virtual protocol networking |
| D. | virtual private network |
| Answer» D. virtual private network | |
| 98. |
Which of the statements are not true to classify VPN systems? |
| A. | protocols used for tunnelling the traffic |
| B. | whether vpns are providing site-to-site or remote access connection |
| C. | securing the network from bots and malwares |
| D. | levels of security provided for sending and receiving data privately |
| Answer» C. securing the network from bots and malwares | |
| 99. |
What types of protocols are used in VPNs? |
| A. | application level protocols |
| B. | tunnelling protocols |
| C. | network protocols |
| D. | mailing protocols |
| Answer» A. application level protocols | |
| 100. |
Which types of VPNs are used for corporate connectivity across companies residing in different geographical location? |
| A. | remote access vpns |
| B. | site-to-site vpns |
| C. | peer-to-peer vpns |
| D. | country-to-country vpns |
| Answer» B. site-to-site vpns | |
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