Explore topic-wise MCQs in Information Technology Engineering (IT).

This section includes 259 Mcqs, each offering curated multiple-choice questions to sharpen your Information Technology Engineering (IT) knowledge and support exam preparation. Choose a topic below to get started.

1.

Does the level shifter converts the voltage levels between RS-232 andtransistor-transistor logic.

A. true
B. false
Answer» B. false
2.

How many types of arduinos do wehave?

A. 5
B. 6
C. 8
D. 6
Answer» D. 6
3.

The core of the protocol is specifiedin

A. rfc 7254
B. rfc 7252
C. rfc 7452
D. rfc 7524
Answer» C. rfc 7452
4.

WSN stands for

A. wired sensor network
B. wireless sensor network
C. wired service network
D. wireless service network
Answer» C. wired service network
5.

Without                    computers embedded in house keys areworthless

A. data
B. services
C. both data andservices
D. neither data norservices
Answer» D. neither data norservices
6.

is uniquely identifiableembedded computing devices.

A. internet
B. iot
C. bigdata
D. cloud
Answer» C. bigdata
7.

How many messages types are therein CoAP?

A. 2
B. 5
C. 3
D. 4
Answer» E.
8.

Which protocol interactsasynchronously over UDP?

A. hmtp
B. coap
C. mqtt
D. tcp/ip
Answer» C. mqtt
9.

resources are identified byUniform Resource Identifiers.

A. coap
B. hmtp
C. mqtt
D. tcp/ip
Answer» B. hmtp
10.

is an application layer protocol for resource constraineddevices.

A. coap
B. hmtp
C. mqtt
D. tcp/ip
Answer» B. hmtp
11.

Adheres to                  approach for managing resources and supportmapping to HTTP.

A. retful
B. iot
C. restful
D. restful
Answer» E.
12.

specification defining thePHY and MAC layer of low power devices.

A. ietf 6lowpan
B. ieft coap
C. rfid/nfc
D. ieee 802.15.4.lowpan
Answer» E.
13.

supports low energy radiooperation.

A. ietf6lowpan
B. ieftcoap
C. rfid/nfc
D. bluetooth
Answer» E.
14.

enables seamless integration of LoWPAN devices with internetleveraging.

A. ietf 6lowpan
B. ieft coap
C. rfid/nfc
D. ieee 802.15.4.lowpan
Answer» B. ieft coap
15.

Which protocol is used to link all thedevices in the IoT?

A. tcp/ip
B. network
C. udp
D. http
Answer» B. network
16.

Which endpoint displays traceinformation?

A. /health
B. /info
C. /metric
D. /trace
Answer» E.
17.

endpoint displaysarbitrary application information.

A. /health
B. /info
C. /metric
D. /trace
Answer» C. /metric
18.

IoT-A stands for

A. internet of things address
B. internet of things architectur e
C. internet of things area
D. industrial of things architecture
Answer» C. internet of things area
19.

Most IoT problems are addressed atlayer

A. tcp
B. ip
C. api
D. udp
Answer» D. udp
20.

IoT solutions are at the heart of IDC’sview of the

A. three
B. two
C. one
D. four
Answer» E.
21.

Kapua also provides a coreintegration framework.

A. true
B. false
Answer» B. false
22.

is a modular and cloudbased platform.

A. eclipsekura
B. red hat
C. c)intercloud
D. eclipsekapua
Answer» E.
23.

provides a middlewareand application container for IoT gateway.

A. eclipse kura
B. red hat
C. intercloud
D. bot 2 bot
Answer» B. red hat
24.

is a community that is working together to establish an IoTarchitecture.

A. eclipse iot
B. red hat
C. intercloud
D. bot 2 bot
Answer» B. red hat
25.

Which environment does GlobalSensor Network work on?

A. c++
B. java
C. html
D. c
Answer» C. html
26.

What is the sensor/protocol used inGSN?

A. httpprotocol
B. coapprotocol
C. mqttprotocol
D. xmppprotocol
Answer» C. mqttprotocol
27.

Internet of Things needs a lot of network connection. What is the proposed “white Space” radiostandard called?

A. bluetooth
B. wimax
C. weightless
D. zigbee
Answer» D. zigbee
28.

One of the main characteristics of Linked Stream Data is “LiveStreaming”.

A. true
B. false
Answer» C.
29.

is achieved using over hearing mechanism.

A. initialization
B. message relaying
C. selective recovery
D. lost message detection
Answer» E.
30.

Thread would allow                   networks.

A. mesh
B. node
C. mesh andnode
D. either meshor node
Answer» B. node
31.

Which category is used in the context of connectedcars?

A. personal iot
B. group iot
C. communityiot
D. industrial iot
Answer» C. communityiot
32.

Which category could be used by citizens tocontribute to a smart city?

A. personal iot
B. group iot
C. communityiot
D. industrial iot
Answer» D. industrial iot
33.

Which category is used for business to consumerprocess?

A. personal iot
B. group iot
C. communityiot
D. industrial iot
Answer» E.
34.

layer is the communication layer thatconnects the IoT devices with WAN.

A. internet layer
B. applicationlayer
C. sensor layer
D. network layer
Answer» E.
35.

Using what the time can and should be used forencouraging education and imagination

A. lightbot
B. braindevelopment
C. healthy andactivity
D. privacy
Answer» C. healthy andactivity
36.

. With set of sensors and app children can do

A. feed
B. bathe
C. hatch
D. feed, bathe and hatch
Answer» E.
37.

The privacy concerns are                 when deviceshave the capacity to record conversations and log activity.

A. clear
B. not clear
C. fluctuating
D. constant
Answer» B. not clear
38.

The anthropomorphic device may transmit themedia device command to

A. social cue
B. media device
C. interpreter
D. transmitter
Answer» C. interpreter
39.

The anthropomorphic device may aim its gaze atthe source of

A. interpreter
B. media device
C. social cue
D. transmitter
Answer» D. transmitter
40.

device, perhaps in the form of doll or toy.

A. anthropomorphic
B. devil toy
C. chunky
D. teddy
Answer» B. devil toy
41.

How many USB ports are present inRaspberry Pi 3?

A. 5
B. 2
C. 4
D. 3
Answer» D. 3
42.

Does the level shifter converts thevoltage levels between RS-232 and transistor-transistor logic.

A. true
B. false
Answer» B. false
43.

What is the default bootloader of theArduino UNO?

A. optibootbootloader
B. air-boot
C. bare box
D. gag
Answer» B. air-boot
44.

What is the default user in Debain onRaspberry Pi?

A. default
B. user
C. pi
D. root
Answer» D. root
45.

What is the Ethernet/LAN cable used inRPi?

A. cat5
B. cat5e
C. cat6
D. rj45
Answer» E.
46.

Does Raspberry Pi need externalhardware?

A. true
B. false
Answer» C.
47.

client() class provides to create topics.

A. software
B. classes
C. methods
D. batch
Answer» D. batch
48.

uses a clean interface to provide data.

A. dashzen
B. ducksboard
C. klipfolio
D. dash
Answer» E.
49.

Freeboard.io allows us to build

A. application
B. dashboard
C. device
D. output
Answer» C. device
50.

is used to visualize data collected with the sensor.

A. freeboard.io
B. dweet.io
C. dweeting
D. yocto
Answer» B. dweet.io