Top 350+ Solved Ubiquitous Computing System (UCS) MCQ Questions Answer
Q. ensures that the message really came from the supposed sender.
a. Authenticity
b. Integrity
c. Encryption
d. Availability
Q. Digital signatures combined with digital certificates provide by giving the recipient(s) a way to tie the message to an individual or entity who signed the message.
a. Authenticity
b. Integrity
c. Encryption
d. Availability
Q. transforms meaningful data into what looks like gibberish using a secret that can also be used to reverse the process. Reversing the process is called
a. Encryption, Decryption
b. Encryption, Availability
c. Authentication, Encryption
d. Confidentiality, Encryption
Q. is the process of convincing a gatekeeper that you are who you say you are, typically by proving that you know a secret, I.e. password, captcha
a. Authenticity
b. Integrity
c. Encryption
d. Availability
Q. A collection of nodes used for sensing the environment is known as .
a. Voice Portal
b. Mobile Portal
c. Geolocation
d. Sensor Network
Q. Sensors are those which require an external excitation signal or a power signal.
a. Active
b. Passive
c. Active and Passive both
d. All of above
Q. do not require any external power signal and directly generates output response.
a. Active
b. Passive
c. Active andPassive both
d. All of above
Q. is a non-contact type sensor that detects the presence of an object.
a. Temperature
b. Pressure
c. Proximity
d. All of above
Q. sensors are light based sensor that are used in various applications like Proximity and Object
a. Temperature
b. Pressure
c. Infrared
d. None of above
Q. This is not included as a main 3 properties for UbiCom Systems were proposed by Weiser in 1991.
a. Computers need to be networked, distributed and transparently accessible
b. Computer Interaction with Humans needs to be more hidden
c. Computers need to be aware of environment context
d. Computers can operate autonomously, without human intervention, be self-governed
Q. This is not included as a properties of Ubiquitous Computing
a. Remote
b. Autonomous
c. Distributed
d. Intelligent
Q. In ubicomp system Model , Smart DEI where DEI stands for
a. Devices, Environment, Interfaces
b. Devices, Environment, Interactions
c. Distributed, Energy Saving, Intelligent
d. Digital, Environment, Intelligent
Q. Sub-Properties (sub-types of individual intelligence) of Individual Intelligence includes
a. Reactive, Reflex
b. Model-based,
c. Rule/Policy-based
d. All of above