GATE CS 2013 mock test: the full paper, timed and marked

Sections

Section	Questions	Marks
Computer Science and Information Technology	55	85
General Aptitude	10	15

Computer Science (CS): Q.1 to Q.25 carry 1 mark each (negative marking 1/3 for MCQ); Q.26 to Q.55 carry 2 marks each (negative marking 2/3 for MCQ).
General Aptitude (GA): Q.56 to Q.60 carry 1 mark each (negative marking 1/3 for MCQ); Q.61 to Q.65 carry 2 marks each (negative marking 2/3 for MCQ).
Marks to All awarded for Q.42 and Q.47 carry full marks without negative marking.

MCQ: one option is correct. A wrong answer loses 1/3 mark on a 1-mark question and 2/3 mark on a 2-mark question.
A question left unanswered scores zero.
Where the official answer key gave a question's marks to every candidate, you get those marks too. Where it accepted more than one answer, each of them is marked correct here.

An answer counts only after you press Save & Next or Mark for Review & Next. A selection you leave without saving stays on screen for when you come back, but it is not marked.
An answer that is marked for review is still marked.
Clear Response removes your answer to the question on screen.
The clock starts when you press Start and does not stop: closing or refreshing the page keeps your answers and keeps the clock running.
When the time is up the test is submitted for you, with the answers you have saved.
A scientific calculator is on the screen throughout. No other calculator is needed.
Questions are numbered 1 to 65 in the order of the paper. Your answers and your result are kept in this browser only.

I have read how the test works.