E Vehicle Android General - 4

Question 1

Some teams chose not to do PR’s when merging release to master and some do. Why is it a good idea?

Answer 1

It is a good idea so that developers on the team can check the PR to make sure that the changes that they did are included.

Question 2

Who makes the dashboard app?

Answer 2

Vehicle handles the BFF and coolfire does the Android.

Question 3

How many different passwords do we use at Enterprise?

Answer 3

Main windows password (Still need this even though I use mac) and the 2 application passwords - IProd and Ext-Qa

Question 4

How do you check the IT asset tag number on a FCI zebra device?

Answer 4

While it is on, press the power button once and it will display the asset tag number.

Question 5

How do you check your payroll information?

Answer 5

In the internet explorer startup page, click Payroll WorkCenter

Question 6

What does CVD stand for?

Answer 6

Consolidated Vehicle Data

Question 7

What does Terra stand for?

Answer 7

The advanced rental ready application.

Question 8

What does SEEK stand for?

Answer 8

Search Everything Enterprise Knows

Question 9

Explain the steps of getting into condition through open using a walkup. OR do it on the tablet or emulator.

Answer 9

Open open. Select walk up from the hamburger menu. Select a date Enter a loyalty number (such as W48798F) press the magnifier glass from the keypad popup Choose “retail” for the rental type Click Next Select a car class Press create rental click next click yes click next click next Enter vehicle number Click the vehicle Select unit Select a rate Click through and click no new damage

Question 10

Very basically, what is splunk and what do we use it for?

Answer 10

It is a tool that logs data. Enterprises splunk site logs all enterprise data and we can filter the data using search queries.

Question 11

In a Splunk query, what happens when you put a space between parameters?

Answer 11

An AND operator will be inferred.

Question 12

What does VOS stand for, what service is it connected to and what is it for?

Answer 12

Vehicle Operation Services It is connected to CVD. It is for keeping track of vehicle info like it’s status, damage, fuel. Basically everything except rental status info.

Question 13

What does ICS stand for?

Answer 13

Inventory Control Service

Question 14

In Bitbucket can you go back and look at old branches and PRs? How so?

Answer 14

Yes, you can look at branches by selecting the branches icon on the left side or PR’s by going to the PRs page and selecting merged in the drop down filter.

Question 15

In our APK code, should storedLocation ever be null?

Answer 15

No, if it is, there is an error.

Question 16

If I am unable to checkout a branch in git and stack overflow says to delete your git lock file, what should you do?

Answer 16

As long as I don’t have any commit or other actions in progress, it is safe to delete the git lock file from the repo.

Question 17

In Jira, how do you indicate that a story is blocked by another story?

Answer 17

Mark it as blocked and then scroll down to “issue links” and click the plus sign on the right side. Then say blocked by whatever story.

Question 18

Do we use the ‘m’ prefix in our code?

Answer 18

No, our team doesn’t do that anymore.

Question 19

Basically, in our the Android Vehicle code, what do the service transformers do?

Answer 19

They prepare objects to be sent back to the BFF

Question 20

In our Android Vehicle code, what classes do we use to prepare objects to be sent back to the BFF?

Answer 20

Service Transformers

Question 21

In android, explain cancelable

Answer 21

It means that you can click outside of the dialog box or the device back button and exit the dialog. It is a method that takes a boolean, so you can set it to either true or false to force users to use the dialog box to continue.

Question 22

Generally describe the relationship with quick claim and claim info and what the APK does regarding them.

Answer 22

We get quick claim object from the BFF and convert it into the object that we use, claimInfo. This is done with createClaimInfoFromQuickClaim in ClaimServiceTranformer

Question 23

quickClaim is a DTO. Explain what that means and what we do with quickClaim.

Answer 23

A DTO stands for data transfer object which means it should only be used for transferring data and we should not modify it. We take in quickClaim and convert the data sent with it into a ClaimInfo object that we will use for APK.

Question 24

If I get a 9999 error on the tablet when trying to log into condition, what should I do to fix it?

Answer 24

First, go to the internet app, press home and sign in to the EHI log in. Then, close all apps and try to sign in again. If that doesn’t work, Update the auth app via suite instaler or hockey app, starting with uat.

Question 25

What is the advantage to using DTOs only as a transfer object, and not an object that you use in the APK?

Answer 25

It follows the separation of concerns concept. It allows the BFF and the APK to be separate. If the BFF changes the DTO, it wont break us.

Question 26

What is the package in the APK that has the objects that we pass to the BFF and they pass to us?

Answer 26

models\BFF

Question 27

What is a DTO and what do we do with it.

Answer 27

A DTO stands for data transfer object. It should only be used to transfer data and when we get a DTO we should convert it into an object that we will use.

Question 28

Do I have access to other repos like open and close? What can I do with them?

Answer 28

I have access to them in bit bucket. I can look at them there and I can also clone them.

Question 29

Although we don't always follow this, in the vehicle android team, who did we originally say should be the one to merge the pull request?

Answer 29

The second reviewer.

Question 30

Why do we send data back to the BFF? What type of CRUD operation is this?

Answer 30

We send info back to them to update the data in the database like vehicle information. These are PUT operations.

Question 31

What is the passcode to unlock the tablet? What is the passcode to unlock the zebra device?

Answer 31

Tablet - 8259 Zebra - 1210

Question 32

What does LOE stand for? Example: Can we get an LOE for this story?

Answer 32

Level of effort

Question 33

What does KPI stand for?

Answer 33

Key Performance Indicator

Question 34

RXJava, RXjs, RXAndroid are all examples of using ____ .

Answer 34

Reactive Architecture.

Question 35

In Spunk, commands are separated by what? If not specified, what is the first command?

Answer 35

Pipe bars like this: | Search

Question 36

In our Vehicle Android code, what class controls the feature flag map?

Answer 36

VehicleBranchInfoHolder which extends BranchInfoHolder which is an EHI framework class and cannot be edited by us.

Question 37

Explain what this change is doing in the ScanActivity class.

Answer 37

It is clearing the featureflags and then changing the intent form the current intent, from Scan Activity, to the intent of the SetLocationActivity, which we want so that the user will have to set their location again.

Question 38

Explain the difference between BaseActivityTest and TestBaseActivity.

Answer 38

BaseActivityTest has the actual tests. TestBaseActivity is used to mock calls for testing.

Question 39

While looping through a list, can you modify the list? If you want to do this, what would be a solution?

Answer 39

No, not while you are looping over it. You could create a new list and populate it how you want while looping over the original list and use the new list for what you want or replace the original list with it.

Question 40

Generally explain what Buy Terms is

Answer 40

When enterprise buys a vehicle, they are under contract to use it for X amount of miles or own it for X amount of days before selling it. Our project determines if the vehicle is "eligible to delete" based on these requirements.

Question 41

What is the launcherApp?

Answer 41

It is supposed to simulate coming into condition from other apps like open and close. We can set what we expect to be passed from those apps.

Question 42

Should you have logic such as if else statements in Activities?

Answer 42

No, you shouldn't really have logic in Activities.

Question 43

Activities are part of what part of the MVVM architecture? Fragments are part of what part of the MVVM architecture?

Answer 43

Both are part of the View

Question 44

What are the three big imporvements that Android Jetpack is pushing?

Answer 44

RXJava, MVVM, DataBinding

Question 45

How do you run all tests in a package?

Answer 45

Make sure first that you are on the appropriate testing build variant such as ArmMockServices for physical device and X86MockServices for emulator. Right click and click run all tests in

Question 46

For the vehicle Android team, what app is manual search used in?

Answer 46

Final Check In

Question 47

When you are running an android app and want to attach the debugger without rerunning the whole thing, what can you do?

Answer 47

You can attach the debugger by pressing the button in the top right of Android Studio that is the rectangle with with the bug icon called "attach debugger"

Question 48

What is the code for starting an activity with the current activities intent? What is it with a different activities intent?

Answer 48

startActivity(getIntent()); Intent intent = new Intent(this, DifferentActivity.class); startActivity(intent);

Question 49

How do you open the emulator just on its own without running the app?

Answer 49

Open the android virtual device manager using the icon in the top right of android studio.