ERC QUIZ

The aim of this quiz is to evaluate possible areas of study. It includes questions about svcs involved under ERC support: snapshot, parser, cloud connector, epo extension, activity feed and reputation plus some regarding TC pipline regular usage.

published on July 01, 2020
1/75

name at least 3 design patterns that are common to any micro service in EDR? (must be cloud patterns)

2/75

how do we protect CB access key token in ePO data base?

3/75

how can sample modules be loaded dynamically in AF when they are not defined under setup.py?

4/75

where are scripts supported versions set?

5/75

which is the preferred technology for coding third party integrations using AF and why?

6/75

where is the dispatcher pattern being used in ePO extension and why?

7/75

which are the 2 main technologies being used by clcon for managing thread executions? where are they setup?

8/75

pelase name the physical topics subscribed by default when loading AF?

9/75

what's enrichment and where is the concept applied in parsers?

10/75

why does a databus consumer pool exist in clcon and why individual consumers expire? also please indicate the name of the thread technology being involved for planning them accordingly

11/75

how does AF support 2.9 python version?

12/75

what is the name of the technology being used by clcon & snapshot svcs for handling health status?

13/75

what do type A and B parsers mean? what's the difference?

14/75

if signed script artifact doesn’t appear in TC pipeline, what's the most probable reason for that?

15/75

if DS is registered in cloud but EDS logs show not found for a tenant base registration? is that fine? what does that mean?

16/75

what's the name of the design pattern that clconr and dxl consumer svcs expose for interacting with their clients when performing data retrieval (polling)?

17/75

what's the name convention for consumer groups associated to ePO extensions?

18/75

where are the security verifications for uploading files being performed in the snapshot svc?

19/75

why is DXLFabric utility used for in ePO extension? Also, please provide a draw with an example and how is that being reflected in the cloud

20/75

why are consumer groups (CGs) being used?

21/75

why do we use grok technology in parsers? also, please name the upload artifact that uses it?

22/75

why are webhooks being utilized by clcon? please explain use case

23/75

what is the techology used for storing the prod url of the external rep svc?

24/75

if threat events aren't retrieved from EDR cloud during AF process execution? what are the 2 most probable reasons? (please state clearly the difference of display between the 2 which is the key for understanding the problem)

25/75

what’s the main reason for using kafka in parsers besides the fact that the entire enterprise uses it for communication purposes between svcs in the VPC? how is that technology being used in terms of improving performance? Also, what’s the key attribute for that in ms?

26/75

please name the CI for building AF being used and provide the links where the details of test executions, static code analysis and coverage are being shown in the console?

27/75

what versions of python are being supported by AF?

28/75

why is kubernetes secret used for in clcon?

29/75

what's the name of the technology responsible for storing temporal data in clcon?

30/75

in order to avoid infinite recursions into large trees when discovering, what does ePO extension do?

31/75

why is AOP being used in clon & snapshot svcs? please provide an example of usage inside current code, what's the purpose of it?

32/75

what's the name of the main module of the rep svc where the core logic resides?

33/75

what's more important today? a summary or kvertice?

34/75

why is polling being used when retrieving data from clcon or the consumer svcs instead of web sockets?

35/75

if parser ends without sending kvertice but sending the summary? what does it mean?

36/75

how are heart beats displayed in multi ePO environments (single fabric) vs multi fabric for the same account? please draw an example of both scenarios doing focus on the attribute responsible for discriminating the hierarchy (the draw and details must be a comparison) -send draws by e-mail if attachments aren't allowed

37/75

what's the recommended action when rep svc reaches its quota?

38/75

please name the technology being used for providing code coverage o AF and inform the link to our project

39/75

what are the 2 main differences between rep svc health compared to other services like clcon & parser?

40/75

what’s the maximum size allowed for performing uploads

41/75

what are raw artifacts and how can they be treated in a generic manner in which we don't need to make a new deploy for supporting new data in the future?

42/75

how can temporal data be shared among several clcon instances in the cloud?

43/75

why are index locks defined in clcon models?

44/75

what's the name of the technology being used in parsers for handling threads? what's the store strategy implemented?

45/75

in most cases the parser works with data in memory for best performance but what about scenarios where the data is to large? please name the two parsers being used for this kind of scenarios & what does the implementation strategy do for this case

46/75

what subscription technology is being used by AF for performing queries of the data obtained from EDR Cloud?

47/75

why is the exponential backoff logic needed for?

48/75

why do update locks exist in clcon? please explain the DS registration case?

49/75

if there is a problem during the onboard of a particular tenant what's the 1st class to take a look at & what's the name of the controller API used for retrying?

50/75

what is the name of the main fature that avoids DoS attacks in snapshot and where is that configured?

51/75

what does it mean that the rep svc reached its quota and what is the inpact on health check? please explain it technically in terms of technologies involved

52/75

what are the names of the two main modules responsible for managing threads and connections in ePO extension?

53/75

what is the precise technology used by AF for retrieving data from EDR cloud and processing it?

54/75

what's the main purpose of the idevice model in clcon?

55/75

if an epo is deleted, how is that being reflected in dxl fabric?

56/75

why do update locks exist in clcon? please explain the TPS update case?

57/75

what's the difference between FS and kafka senders?

58/75

what's a key-value pair parser type used for?

59/75

how does the reactive broker of clcon supports prototyped events?

60/75

how can clcon APIs be utilized in PROD for doing queries without using EDS?

61/75

why do we use locks within ePO extension and what kind of them do we use?

62/75

what are the two main modules used in parsers for driving the life cycle of the workflow?

63/75

where are gvy scripts being verified inside ePO extension?

64/75

how does the reactive broker of clcon supports singleton events?

65/75

why are strategies used for in clcon? please explain the difference between data and client tasks?

66/75

why is restleBean used for inside ePO extension?

67/75

how can we check file hash reputation in PROD (without accessing the AWS VM instance of rep svc)? please point API if available

68/75

what's the standard date format being used in clcon for handling entities and what's the name of the technology resposible for managing all java script notation objects?

69/75

what's the upload manifest? please explain its usage

70/75

what's the technology being used inside parsers for breaking down java script notation objects?

71/75

What's the difference between a svc class and a delegate in clcon? please explain DS registration case?

72/75

what's IoC and what are the possible scopes being utilized in most of our java projects? what's the reason of using it?

73/75

how is the HB model being set in clcon for supporting the display of the hierarchy of a fabric that could be extensive? what's the persistence key that allows the mentioned situation?

74/75

what happen when temporal data expires in clcon?

75/75

why are redirectors being used in clcon? please explain 2 existent flavors