Coop engineer Interview Questions

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BlackBerry
Coop-Software Developer was asked...March 19, 2009

If given an infinite amount of memory, whats the fastest way to reverse an array?

3 Answers

Allocate an array of equal size and write the last index of original array to 0th index of 1st array .. (n-1)th to 1st index and so on Less

Use a temp variable and do swap for half of the array

Split the array in half, reverse them, split the two in half, reverse them, etc. until you cannot reverse anymore. Less

PowerAdvocate

The coding test was difficult. They give very little time and you need to produce the correct output. This is to see how you perform under pressure.

3 Answers

What kind of coding Question they will ask? any tips?

What kind of coding Question they will ask? any tips?

Any input on the short answer qustions?

Irdeto

2, What is the usage of pointer in C.

2 Answers

Pointers are used to access specific memory locations and its values. One main usage for pointers in C is to allocate memory within the Head. Less

Heap*

Kinaxis

Come up a most efficient way to determine if a integer is odd or even.

2 Answers

int number = ...; if(number % 2) { odd } else { even }

Compilers are smart enough to understand the result of n%2. Don't over-complicate it. Less

Panasonic Automotive

Had I ever built Linux from source.

2 Answers

I was honest and said I hadn't. Felt like a softball question in that lots of tech nerds have done it, though, so it felt like the hiring manager was looking for a reason to give me the thumbs up. Less

Can you be more specific about softball question? Thanks

Istuary Innovation Group

Describe how you work on a team?

1 Answers

If your peers were already here working with us, how would they describe you?

Data Ductus

Sorting algorithms (basic knowledge) OOD basic task - Define a shape and figures using inheritance. Past experience Technologies. Databases I know. About myself

1 Answers

Was not able to implement heap and merge sort, but I answered the rest of the questions. Less

Hootsuite

tell us about your technical project

1 Answers

Through questions like this, interviewers are mostly trying to test your skillset (and its relevance to the role) as robustly as possible, so be prepared for multiple offshoots and followups. It could be a useful exercise to do mocks with friends or colleagues in Hootsuite to get a real sense of what the interview is actually like. Alternatively Prepfully has a ton of Hootsuite Software Developer Coop experts who provide mock interviews for a pretty reasonable amount. prepfully.com/practice-interviews Less

BlackBerry

How do you manipulate the DOM

1 Answers

ID, class, query selectors Event listeners

T2 Systems

Whats the difference between an ArrayList and a regular Array

1 Answers

I told them that for a regular array you need to specify a size when initializing it but for an arraylist, it can dynamically increase and decrease its size if needed. Less

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