CSE 3901 Midterm 1 EXAM QUEDTIONS WITH ANSWERS

CSE 3901 Midterm 1 EXAM
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QUEDTIONS WITH ANSWERS |\ |\




Git Repository - CORRECT ANSWERS ✔✔working tree + store +
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index


Git Working Tree - CORRECT ANSWERS ✔✔project itself
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Ordinary directory with files & subdirectories
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Git Store - CORRECT ANSWERS ✔✔history of project
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Git Index - CORRECT ANSWERS ✔✔virtual snapshot
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Gateway for moving changes in the working tree into the store
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Git History - CORRECT ANSWERS ✔✔DAG of commits
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Each commit represents a complete snapshot of the entire
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project


Git Revision - CORRECT ANSWERS ✔✔Just the manual editing of
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the file
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,Git Commit - CORRECT ANSWERS ✔✔updates head and branch
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(permanent)


identified by a hash |\ |\ |\




Git Branch - CORRECT ANSWERS ✔✔a pointer to a commit
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how to add git branch - CORRECT ANSWERS ✔✔git branch
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branchname
git checkout branchname
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how to change git branch - CORRECT ANSWERS ✔✔git checkout
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branchname


Git Head - CORRECT ANSWERS ✔✔a pointer to a branch
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(where you're at)
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Git Add - CORRECT ANSWERS ✔✔adds the submission
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how to add (all steps) - CORRECT ANSWERS ✔✔git add name.rb
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git commit -m "comment"
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git push remote_name branch_name
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Git Checkout - CORRECT ANSWERS ✔✔moves head to look at
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another branch |\

,Git Merge - CORRECT ANSWERS ✔✔brings two together, adds
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new commit |\




Git Fast-Forward Merge - CORRECT ANSWERS ✔✔bring old into
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new head |\




Git Fetch - CORRECT ANSWERS ✔✔bring in commits that given
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user lacks |\




Git Push - CORRECT ANSWERS ✔✔opposite to fetch. Give
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someone a change |\ |\




Git Pull - CORRECT ANSWERS ✔✔combines fetch and merge
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Git No Conflict Merge - CORRECT ANSWERS ✔✔Automatically
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commits


Distributed version control - CORRECT ANSWERS ✔✔Multiple|\ |\ |\ |\ |\ |\ |\


people, distributed across network
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- each person has their own repository
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- units of data movement: changesets
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Number of repositories per team - CORRECT ANSWERS ✔✔n+1.
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1 shared, 1 local for each
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, Discard Changes in Git : reset - CORRECT ANSWERS ✔✔git reset
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--hard
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git clean --dry-run
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git clean --force
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Discard Commit in Git : reset - CORRECT ANSWERS ✔✔git reset --
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hard HEAD~1 |\




Strongly Typed Language - CORRECT ANSWERS ✔✔Classes
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determine valid operations |\ |\




Interpreted Program - CORRECT ANSWERS ✔✔Run a program
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directly, without compiling
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pro: |\




platform independence |\




read-eval-print loop (REPL) |\ |\




reflection


con:
speed
later error detection
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Dynamically typed - CORRECT ANSWERS ✔✔objects have types,
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variables don't |\