Explore topic-wise MCQs in Testing Subject.

This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.

1.

3. What do we use to connect TV to RPi?

A. male hdmi
B. female hdmi
C. male hdmi and adapter
D. female hdmi and adapter
Answer» D. female hdmi and adapter
2.

Does Raspberry Pi need external hardware?

A. true
B.
Answer» C.
3.

What is the Ethernet/LAN cable used in RPi?

A. cat5
B. cat5e
C. cat6
D. rj45
Answer» E.
4.

How power supply is done to RPi?

A. usb connection
B. internal battery
C. charger
D. adapter
Answer» B. internal battery
5.

What are the parameters that are default values?

A. port_name and bits
B. speed and port_name s
C. speed and parity
D. stop bit and flow control
Answer» C. speed and parity
6.

What is the command used for easy using of GNU screen?

A. $useradd -g {dialout} your_name
B. screen port_name 115200
C. minicom -b 115200 -o -d port_name
D. prompt> # help
Answer» C. minicom -b 115200 -o -d port_name
7.

Which instruction set architecture is used in Raspberry Pi?

A. x86
B. msp
C. avr
D. arm
Answer» E.
8.

. What bit processor is used in Pi 3?

A. 64-bit
B. 32-bit
C. 128-bit
D. both 64 and 32 bit
Answer» B. 32-bit
9.

What is the default user in Debain on Raspberry Pi?

A. default
B. user
C. pi
D. root
Answer» D. root
10.

What are the distributions are supported by raspberry Pi?

A. arch linux
B. debian
C. fedora remix
D. arch linux, debian, and fedora remix
Answer» E.
11.

What is the speed of operation in Pi 3?

A. 900mhz
B. 1.2ghz
C. 1ghz
D. 500mhz
Answer» C. 1ghz
12.

How many USB ports are present in Raspberry Pi 3?

A. 5
B. 2
C. 4
D. 3
Answer» D. 3
13.

Which is the software or a programming language used for controlling of Arduino?

A. assembly language
B. c languages
C. java
D. any language
Answer» E.
14.

Dweet.io is used for

A. sharing data
B. storage
C. publishing data
D. alerting devices
Answer» D. alerting devices
15.

GUID full form is

A. global unique identifier
B. global user identifier
C. gradual user identifier
D. gradual unique identifier
Answer» B. global user identifier
16.

What utility of dweet.io allows publishing data?

A. data sharing
B. publishing data
C. storage
D. alerting devices
Answer» B. publishing data
17.

dweet.io is similar as

A. giud
B. insta
C. web api
D. twitter
Answer» E.
18.

Dictionary here define what?

A. key-value pairs
B. jason
C. dweet.io
D. yocto
Answer» B. jason
19.

What is the java extension file in IoT?

A. .jar
B. .c
C. .exe
D. .py
Answer» B. .c
20.

ROSTOPIC uses                   at the command line for representing the content of the message.

A. yaml_syntax
B. rostopic bw
C. rostopic delay
D. rostopic echo
Answer» B. rostopic bw
21.

Which command displays the band width?

A. rostopic hz
B. rostopic delay
C. rostopic echo
D. rostopic bw
Answer» B. rostopic delay
22.

Which command displays messages published to a topic?

A. rostopic bw
B. rostopic delay
C. rostopic echo
D. rostopic hz
Answer» D. rostopic hz
23.

. What is the speed of operation in Pi 3?

A. 900mhz
B. 1.2ghz
C. 1ghz
D. 500mhz
Answer» C. 1ghz
24.

How many analog pins are used in Arduino Mega board?

A. 16
B. 14
C. 12
D. 8
Answer» B. 14
25.

              device, perhaps in the form of doll or toy.

A. anthropomorp hic
B. devil toy
C. chunky
D. teddy
Answer» B. devil toy
26.

The anthropomorphic device may aim its gaze at the source of

A. interpreter
B. media device
C. social cue
D. transmitter
Answer» D. transmitter
27.

The anthropomorphic device may transmit the media device command to

A. social cue
B. media device
C. interpreter
D. transmitter
Answer» C. interpreter
28.

When we hear about IoT, we think of our

A. microphone
B. speaker
C. thermostat
D. transmitter
Answer» D. transmitter
29.

                    layer is the communication layer that connects the IoT devices with WAN.

A. internet layer
B. application layer
C. sensor layer
D. network layer
Answer» E.
30.

plays area turn into an interactive game?

A. lightbot
B. development
C. activity
D. privacy
Answer» D. privacy
31.

Which category is used for business to consumer process?

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

                is achieved using over hearing mechanism.

A. initialization
B. message relaying
C. selective recovery
D. lost message detection
Answer» E.
33.

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

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

BAN gives

A. communication
B. storage
C. network connectivity
D. communication and storage
Answer» E.
35.

Thread would allow                   networks.

A. mesh
B. node
C. mesh and node
D. either mesh or node
Answer» B. node
36.

                   an open source stack for gateways and the edge.

A. eclipse kapua
B. red hat
C. intercloud
D. eclipse kura
Answer» E.
37.

                 provides a middleware and application container for IoT gateway.

A. eclipse kura
B. red hat
C. intercloud
D. bot 2 bot
Answer» B. red hat
38.

                   is a modular and cloud based platform.

A. eclipse kura
B. red hat
C. intercloud
D. eclipse kapua
Answer» E.
39.

Services are the way in

A. cloud
B. bigdata
C. internet
D. network
Answer» B. bigdata
40.

Most IoT problems are addressed at layer

A. tcp
B. ip
C. api
D. udp
Answer» D. udp
41.

. IoT-A reference model is a

A. scalable
B. secure
C. both scalable and secure
D. neither scalable nor secure
Answer» D. neither scalable nor secure
42.

IoT solutions are at the heart of IDC’s view of the

A. three
B. two
C. one
D. four
Answer» E.
43.

IoT gateway must provide

A. simple and fast installation
B. security with hardware
C. data storage
D. protocol abstraction
Answer» E.
44.

Which of the following is IoT device manageability?

A. protocol abstraction
B. simple and fast installation
C. security with hardware
D. data storage
Answer» C. security with hardware
45.

                   endpoint displays arbitrary application information.

A. /health
B. /info
C. /metric
D. /trace
Answer» C. /metric
46.

Which endpoint displays trace information?

A. /health
B. /info
C. /metric
D. /trace
Answer» E.
47.

Enabled customization endpoint will be enabled only during

A. true cases only
B. false cases only
C. either true or false cases
D. true and false cases
Answer» B. false cases only
48.

Enabled customization endpoint will be sensitive only during

A. true cases only
B. false cases only
C. either true or false cases
D. true and false cases
Answer» E.
49.

               specification defining the PHY and MAC layer of low power devices.

A. ietf 6lowpan
B. ieft coap
C. rfid/nfc
D. ieee 802.15.4.lo wpan
Answer» E.
50.

             resources are identified by Uniform Resource Identifiers.

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