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

1.

Which of the following allows longer messages to be sent using multiple packets containing a User Data Header that contains the segment number?(a) Long SMS(b) Large SMS(c) Big SMS(d) All of the mentionedI had been asked this question in an interview for internship.Enquiry is from Push Services in chapter Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

Right choice is (a) Long SMS

The best explanation: The LIMIT for this MULTIPART or SEGMENTED SMS is 153 CHARACTERS for 7-bit, 134 for 8-bit, and 67 for 16-bit encoding.

2.

How many number of characters can be sent in a single message through SMS?(a) 140(b) 200(c) 240(d) None of the mentionedI got this question in an online interview.I want to ask this question from Push Services topic in chapter Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

The correct answer is (b) 200

To explain I WOULD say: The Short Message Service (SMS) is a text-notification service that has EVOLVED into a primary COMMUNICATIONS protocol for near-real-time message passing.

3.

The Lemonade Profile is a specification of the _____ as RFC 5550.(a) IETF(b) IETE(c) IETC(d) All of the mentionedThis question was posed to me in final exam.My enquiry is from Push Services in division Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

Correct answer is (a) IETF

The BEST explanation: A Push-IMAP SPECIFICATION has been DEVELOPED but not STANDARDIZED.

4.

Which of the following uses a set of email extensions to provide access to mobile devices?(a) Black Profile(b) Lemonade Profile(c) B2B Profile(d) None of the mentionedI had been asked this question during an online exam.My doubt stems from Push Services in chapter Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

Right CHOICE is (a) Black Profile

To explain I WOULD say: The LEMONADE Profile is an ALTERNATIVE MECHANISM for push email.

5.

Which of the following is an incorrect step in pushing blackberry service?(a) Content provider sends a push request to the server(b) BlackBerry servers send a response back to the content provider(c) BlackBerry servers forward the acknowledgement to the content provider(d) All of the mentionedI got this question in an internship interview.This interesting question is from Push Services in section Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

The correct OPTION is (d) All of the mentioned

Explanation: The PUSH Service TRANSFERS up to 8KB MESSAGES directly.

6.

Point out the correct statement.(a) The well-known email protocol POP3 is a polling protocol(b) IMAP cannot support both push and polling(c) Push-IMAP is a push technology, as is the SMTP protocol(d) All of the mentionedI had been asked this question during an interview.Query is from Push Services in chapter Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

Correct choice is (a) The well-known EMAIL protocol POP3 is a polling protocol

Easiest EXPLANATION: IMAP can support both push and polling.

7.

Which of the following services uses push email?(a) Apple MobileMe(b) Google Gmail(c) RIM’s BlackBerry Enterprise Server(d) All of the mentionedI got this question in an interview for internship.The origin of the question is Push Services in division Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

The CORRECT option is (d) All of the mentioned

To explain: Both push and POLLING have pluses and minuses ASSOCIATED with them.

8.

Which of the following IMAP command is used to update and amounts to a heartbeat signal and response?(a) EXIT(b) IDLE(c) CLOSE(d) All of the mentionedI had been asked this question during an online interview.The origin of the question is Push Services topic in chapter Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

Correct CHOICE is (B) IDLE

The best I can EXPLAIN: Some polling mechanisms set the polling interval so short that the system APPEARS to behave as if it is a push TECHNOLOGY.

9.

Point out the wrong statement.(a) All push technologies used in mobile applications are server-based(b) Push email is the penultimate example of a push service(c) In push email, the service is always connected to the client, and it sends out to the client more or less immediately any new email that arrives at the server(d) All of the mentionedI have been asked this question in exam.Enquiry is from Push Services topic in chapter Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

The correct answer is (a) All PUSH TECHNOLOGIES used in mobile APPLICATIONS are server-based

Easy EXPLANATION: Not all push technologies used in mobile applications are server-based.

10.

The concept of creating a structured representation of concepts and their relationship in a domain is referred to as ________(a) analogy(b) ontology(c) generalization(d) all of the mentionedThe question was asked in unit test.Query is from Context-Aware Services topic in division Mobile Cloud and Mobile Web Services of Cloud Computing

Answer» CORRECT answer is (b) ontology

To explain: Ontology is a FORMAL way of SPECIFYING a shared abstraction.
11.

Which of the following plays the role of the orchestrator providing programmed logic that works with the data parsed by the Context Parser?(a) Context Logic Processor(b) Context Physical Processor(c) Context View Processor(d) All of the mentionedI have been asked this question during an interview for a job.Enquiry is from Context-Aware Services in chapter Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

The correct CHOICE is (a) Context LOGIC PROCESSOR

Easy explanation: The Context Parser takes all the input data (digital signals in many cases) and applies a logical schema to create the needed STRUCTURED OBJECTS for the Logic Processor’s use.

12.

Which of the following allows an IMAP server to automatically keep a connection alive?(a) P-IMAP(b) C-IMAP(c) I-IMAP(d) None of the mentionedI got this question by my school principal while I was bunking the class.The question is from Push Services in portion Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

Right option is (a) P-IMAP

The BEST explanation: P-IMAP CONTAINS a feature that sends rich email in a MANNER similar to SMTP.

13.

The specific ontology that applies to a mobile SOA is ______________(a) WOL(b) OWL(c) oXML(d) None of the mentionedI got this question during an interview.This key question is from Context-Aware Services in portion Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

Right OPTION is (a) WOL

Explanation: WOL STANDS for WEB ONTOLOGY Language.

14.

Which of the following provides a set of methods for using modules to construct loosely coupled complex systems from standard parts?(a) SOA(b) OCCI(c) WCF(d) None of the mentionedI have been asked this question in an online quiz.Query is from Context-Aware Services topic in division Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

Correct ANSWER is (a) SOA

Explanation: Method of construction of the MODULES is ABSTRACTED out of the system and encapsulated in SOA.

15.

What is the role played by Web service in SOA?(a) service consumer(b) service provider(c) service user(d) none of the mentionedI had been asked this question in an international level competition.Question is from Context-Aware Services topic in division Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

Right ANSWER is (b) service provider

The best EXPLANATION: SOA requires a STANDARD messaging PROTOCOL and a form of federated database system.

16.

Point out the correct statement.(a) When a phone transmits its GPS coordinates to a service, that service may be able to compare that location to the customer’s registered home address(b) Only one mechanisms exist for aggregating WSDL documents into a searchable form(c) AJAX is an OASIS standard that is searchable and is in the JSON format(d) All of the mentionedThe question was posed to me in exam.I want to ask this question from Context-Aware Services in portion Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

The correct option is (a) When a phone transmits its GPS coordinates to a service, that service MAY be able to compare that location to the customer’s registered HOME address

Easiest EXPLANATION: This will SEND information appropriate to each environment back to the user.

17.

Which of the following context contains information derived from measurements made from the mobile device or its sensors?(a) Physical(b) External(c) Logical(d) All of the mentionedI have been asked this question in an interview for job.My question is from Context-Aware Services in portion Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

Correct choice is (a) Physical

The explanation is: Physical CONTEXT provides LOCATION, ambient device CONDITIONS, device STATES, and more.

18.

Which of the following context contains information derived from the user or from the manner in which the user has interacted with services over time?(a) Physical(b) External(c) Logical(d) All of the mentionedI got this question during an interview.My question is from Context-Aware Services topic in chapter Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

The correct CHOICE is (c) LOGICAL

The BEST I can explain: Logical CONTEXTS are information about the purpose a location serves, a digital identity and its associated attributes, relationships, interests, past searches, Web sites visited, privileges, and preferences.

19.

When a mobile user is connected to the mobile service, how many sets of information is exchanged?(a) 1(b) 2(c) 3(d) 4This question was addressed to me during an online interview.The doubt is from Context-Aware Services in division Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

Right answer is (b) 2

Easy explanation: Two DIFFERENT sets of INFORMATION is EXCHANGED between USER and mobile-logical and physical CONTEXT.

20.

Point out the wrong statement.(a) Each mobile device contains and is capable of transmitting a large amount of information concerning the condition or state of the device and the user who carries the device(b) Location is the prime example of context(c) When we search for something near us, the search engine returns results that are independent of location(d) All of the mentionedThe question was asked during an interview.The origin of the question is Context-Aware Services topic in chapter Mobile Cloud and Mobile Web Services of Cloud Computing

Answer» CORRECT choice is (b) Location is the prime example of context

Best EXPLANATION: When parsed properly, this information can provide intelligent systems with not only the USER’s identification but the context in which that user FINDS himself.
21.

Which of the following provides unreliable data transport data formatting?(a) WTP(b) WTLS(c) WDP(d) WAEThe question was asked in an online interview.The origin of the question is Synchronization topic in portion Mobile Cloud and Mobile Web Services of Cloud Computing

Answer» RIGHT CHOICE is (c) WDP

To elaborate: WAE is a set of application specific markup languages.
22.

Which of the following public-key encryption methods is used for the same purpose as TLS?(a) WTP(b) WTLS(c) WDP(d) All of the mentionedI got this question in homework.Question is taken from Synchronization topic in section Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

Correct answer is (B) WTLS

The BEST EXPLANATION: WTLS stands for Wireless TRANSPORT LAYER Security.

23.

Which of the following protocol is used for transaction monitoring service based on a request/response mechanism?(a) WTP(b) WTLS(c) WDP(d) All of the mentionedThe question was asked in unit test.Origin of the question is Synchronization in portion Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

Correct choice is (a) WTP

To EXPLAIN: WTP stands for WIRELESS Transaction PROTOCOL.

24.

Which of the following uses a combination of WAP and SMS for its transport?(a) EMS(b) SMS(c) MMS(d) All of the mentionedI got this question at a job interview.The doubt is from Synchronization topic in division Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

The correct choice is (C) MMS

The explanation: MMS SUPPORTS the SENDING of audio, VIDEO, and even ANIMATION with the SMS text.

25.

Point out the correct statement.(a) The CnML protocol finds support in a number of products from major mobile software and hardware vendors(b) The desktop-to-mobile sync application Windows Mobile Device Center allows a mobile client to synchronize to a desktop(c) Desktop ActiveSync is not supported by some third-party mail servers(d) All of the mentionedThe question was posed to me in an interview for internship.My query is from Synchronization in portion Mobile Cloud and Mobile Web Services of Cloud Computing

Answer» RIGHT CHOICE is (b) The desktop-to-mobile SYNC application Windows Mobile Device Center allows a mobile client to synchronize to a desktop

Best explanation: An open-source VERSION of ActiveSync called SynCE exists.
26.

Which of the following allows you to attach sounds, pictures, icons, and even formatted text with your message?(a) EMS(b) SMS(c) MMS(d) All of the mentionedThis question was posed to me during an internship interview.My enquiry is from Synchronization in chapter Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

Right answer is (a) EMS

For EXPLANATION I would SAY: Not all texting systems are SMS, even if they appear so. RIM BlackBerry and NTT DoCoMo i-mode USE SMTP to send short messages.

27.

Which of the following data type may be synchronized by SyncML?(a) Files(b) Memos(c) Tasks(d) All of the mentionedI had been asked this question during an internship interview.I would like to ask this question from Synchronization topic in division Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

Right OPTION is (d) All of the mentioned

To explain I would say: DIFFERENT servers and clients ALLOW for the SYNCHRONIZATION of different data TYPES.

28.

Which of the following services is an example of an SMS gateway?(a) Microsoft Live(b) Direct to SMSC gateway(c) Y-Mail service(d) All of the mentionedI had been asked this question during an online exam.My doubt stems from Synchronization topic in division Mobile Cloud and Mobile Web Services of Cloud Computing

Answer» CORRECT CHOICE is (b) Direct to SMSC GATEWAY

Easiest explanation: An SMS gateway is more RELIABLE and FASTER than SMS itself.
29.

Point out the wrong statement.(a) Data synchronization is an important Web service for mobile devices(b) Contact, calendar, and information on devices often need to be synchronized between multiple systems(c) SyncML is implemented using a SyncML server or alternatively as a SyncML hosted service(d) None of the mentionedI had been asked this question in final exam.The above asked question is from Synchronization topic in division Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

Correct ANSWER is (d) None of the mentioned

The best explanation: The CLIENT portion of SYNCML is either a browser plug-in or client CONNECTOR SOFTWARE.

30.

Which of the following is the most commonly used standard for performing synchronization?(a) SyncML(b) SMIL(c) SML(d) None of the mentionedThis question was addressed to me in an interview for internship.This is a very interesting question from Synchronization in portion Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

The CORRECT OPTION is (a) SyncML

Easy explanation: SyncML STANDS for SYNCHRONIZATION MARKUP Language.

31.

Which of the following transport protocol combined with XMPP can be used for push service?(a) BOSH(b) UOSH(c) MOSH(d) All of the mentionedThis question was posed to me in an interview for job.I want to ask this question from MEMS topic in chapter Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

The correct ANSWER is (a) BOSH

The explanation is: BOSH stands for BIDIRECTIONAL Streams Over SYNCHRONOUS HTTP.

32.

In the parlance of system design, the active transfer process is referred to as “push” and server is called _______(a) CDN(b) MDA(c) MDB(d) None of the mentionedThe question was posed to me in semester exam.My doubt is from MEMS topic in division Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

Correct ANSWER is (b) MDA

Explanation: client is CALLED Mail User AGENT(MUA).

33.

Which of the following push technology is similar to SMTP?(a) Push-IMAP(b) Pull-IMAP(c) Push-POP3(d) All of the mentionedI got this question in semester exam.The above asked question is from MEMS in section Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

Correct choice is (a) Push-IMAP

The explanation: Push-IMAP stands for the Push extensions for INTERNET Message ACCESS Protocol.

34.

The IRC protocol and the XMPP IM and VoIP protocol are examples of ______ push technologies.(a) P2P(b) C2C(c) B2B(d) None of the mentionedI have been asked this question in a job interview.The question is from MEMS topic in chapter Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

Right choice is (a) P2P

The BEST explanation: The XMPP PubSub extension is how APPLE creates a push service for MOBILEME.

35.

Which of the following service is an example of push technology?(a) Automated software updates(b) Comet(c) HTTP streaming(d) All of the mentionedThis question was addressed to me in an interview for job.My enquiry is from MEMS topic in section Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

Right choice is (d) All of the mentioned

Easiest explanation: The opposite of a PUSH is a PULL technology, in which the client polls for and REQUESTS a TRANSACTION.

36.

Point out the correct statement.(a) MEMS is a class of very small sensor or actuator devices where small mechanical systems are driven by electricity to indicate a position(b) The incorporation of low-cost geo-sensors in the form of GPS chips into mobile devices opens the mobile user to a whole range of services based on the client’s location(c) The iPhone uses the proximity sensor to turn the screen off when a user puts the phone to his face(d) All of the mentionedI have been asked this question in an interview for internship.Question is taken from MEMS in chapter Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

Correct OPTION is (d) All of the mentioned

The explanation: There are many more contexts that can be used in PROCESSING CLIENT requests and RETURNING relevant information.

37.

Point out the wrong statement.(a) MEMS stands for microelectromechanical systems(b) MEMS as a class can be between 1000 and 100000 micrometers in size(c) Several MEMS are packaged in smartphones(d) All of the mentionedI had been asked this question in an interview for internship.Enquiry is from MEMS topic in portion Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

Correct choice is (B) MEMS as a CLASS can be between 1000 and 100000 MICROMETERS in size

The EXPLANATION: MEMS as a class can be between 1 and 1000 micrometers in size.

38.

Which of the following has a Java API that works with the Skyhook network?(a) Looki(b) Look(c) Loki(d) All of the mentionedThe question was asked during an online interview.I want to ask this question from MEMS topic in section Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

The correct answer is (C) LOKI

The EXPLANATION is: Loki has its browser plug-in to locate users for subscribing WEBSITES.

39.

Which of the following system is constantly polling locations to update them and recalibrating data points to improve accuracy over time?(a) WPS(b) GPS(c) XPS(d) All of the mentionedThe question was posed to me in an international level competition.This interesting question is from MEMS topic in division Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

Right choice is (c) XPS

To explain: The system uses a large reference database of Wi-Fi access points and cell TOWER IDs, RAW position DATA from each location source (a signal), and the COMPANY’s proprietary algorithm to locate the device.

40.

________ Wireless operates services are based on a Wi-Fi Positioning System (WPS).(a) Skydrive(b) Skyhook(c) SkyLook(d) None of the mentionedThis question was posed to me at a job interview.I need to ask this question from MEMS in division Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

Correct CHOICE is (b) Skyhook

To elaborate: The advantage of WPS is that there are hundreds of millions of Wi-Fi ACCESS points worldwide and they are closer to the MOBILE device.

41.

Electronic Business using eXtensible Markup Language standard is maintained by ________ initiative.(a) UN(b) freebXM(c) fbXM(d) all of the mentionedI have been asked this question in exam.I want to ask this question from Service Discovery topic in portion Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

Correct ANSWER is (B) freebXM

Easiest explanation: ELECTRONIC Business using eXtensible Markup Language is a joint standard of OASIS and UN/CEFACT.

42.

Which of the following standard aims to create a searchable global registry of business services?(a) ebXML(b) eXLST(c) bXML(d) none of the mentionedI got this question in homework.The doubt is from Service Discovery in portion Mobile Cloud and Mobile Web Services of Cloud Computing

Answer» CORRECT ANSWER is (a) ebXML

To elaborate: ebXML stands for Electronic Business USING eXtensible Markup Language.
43.

Microsoft uses ________ to provision network nodes such as computers, access points, printers, and other network-connected devices.(a) Motorola Rally(b) Windows Rally(c) Sony Rally(d) All of the mentionedI had been asked this question in an online interview.This interesting question is from Service Discovery in chapter Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

Correct option is (b) WINDOWS Rally

Easiest explanation: WS-Discovery is an OASIS standard and is USED as part of NETWORK discovery in Windows (WSDAPI).

44.

Which of the following pages IN UDDI specify the service endpoints?(a) White(b) Yellow(c) Gren(d) None of the mentionedI have been asked this question by my college professor while I was bunking the class.The origin of the question is Service Discovery topic in portion Mobile Cloud and Mobile Web Services of Cloud Computing

Answer» CORRECT ANSWER is (c) Gren

To explain: White PAGES CONTAIN identification information.
45.

Which of the following service provides a means for advertising services on small networks using a multicast protocol?(a) WS-Discovery(b) WS-API(c) WS-WCF(d) None of the mentionedThe question was posed to me during an interview for a job.My question is based upon Service Discovery in division Mobile Cloud and Mobile Web Services of Cloud Computing

Answer» RIGHT choice is (a) WS-Discovery

The explanation is: Typically, the service is DELIVERED using SOAP over UDP.
46.

Point out the correct statement.(a) In WSDL, the service is described in terms of anendpoint that can be accessed to send information to and get information back fromthe service(b) Several mechanisms exist for aggregating WSDL documents into a searchable form(c) UDDI is an OASIS standard that is searchable and is in the XML format(d) All of the mentionedThis question was addressed to me in an internship interview.I'm obligated to ask this question of Service Discovery topic in section Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

The CORRECT OPTION is (d) All of the mentioned

For explanation: Documents STORED in UDDI conform to the Web Service Inspection Language (WSIL) format.

47.

Which of the following page is published by UDDI?(a) Black(b) Yellow(c) Blue(d) All of the mentionedThe question was asked in an international level competition.I'd like to ask this question from Service Discovery in chapter Mobile Cloud and Mobile Web Services of Cloud Computing

Answer» RIGHT answer is (B) YELLOW

The explanation is: Yellow pages with industry categorization BASED on standard schema or TAXONOMIES is published by UDDI.
48.

Which of the following service is an open registry of business services?(a) USI(b) UDDI(c) UDDL(d) All of the mentionedI got this question by my college director while I was bunking the class.My doubt stems from Service Discovery topic in section Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

The CORRECT ANSWER is (B) UDDI

The explanation is: UDDI STANDS for Universa1, Description, Discovery, and Integration.

49.

Which of the following standard is used for publishing a Web service that is used in cloud computing?(a) WSDL(b) SMIL(c) XML(d) None of the mentionedThis question was addressed to me in an interview for internship.I'm obligated to ask this question of Service Discovery in chapter Mobile Cloud and Mobile Web Services of Cloud Computing

Answer»

The CORRECT choice is (a) WSDL

For explanation I WOULD say: WSDL STANDARD contributes to the SERVICE Oriented Architecture (SOA).

50.

Point out the wrong statement.(a) Web services are useful only if they can be discovered by mobile devices(b) If protocols are standard and open, the chances of being able to exchange information are decreased(c) Web services are a form of publishing(d) All of the mentionedI had been asked this question at a job interview.My question is from Service Discovery topic in portion Mobile Cloud and Mobile Web Services of Cloud Computing

Answer» RIGHT answer is (b) If protocols are standard and open, the chances of being ABLE to exchange information are decreased

Explanation: If protocols are standard and open, the chances of being able to exchange information is increased.