This exam is closed book, closed notes, closed classmates.
You have 75 minutes to complete it.
Please put all answers on the test sheets. Make sure your answer is
clearly marked and easily distinguished from work you do to get to the
solution. You should show your work for partial credit.
When done, please staple together your exams sheets and any paper you
use for work and place it face down on the lecture table.
Please please print your name clearly below, and sign when you hand in
the exam, signifying your adherence to the honor code and attesting to
the work being yours alone.
Name (print) ---------------------------------------------------------------- Signed ---------------------------------------------------------------------
(a) < br/ > (b) < h2 > (c) < body > (d) < script >
(a) in the head section (b) between the head section and the body section (c) right after the < h1 > header in the body section (d) at the end of the body section answer: __ a _________
(a) parameters are passed to a function in the increasing order of their importance to the algorithm (b) when two function calls appear in one expression ( like abs(x)+round(y) ) they are called in alphabetic order according to their names (c) parameters are passed to a function by evaluating each expression in the call and sending in the resulting values (d) variable names must be chosen so that they have descriptive value to people reading the program answer: __ c ___________
(a) fetch and execute cycle (b) CPU (c) byte
(1) (2) (3) (4) (5) (6)
answer: __ 11001 _______
128+0+0+16+8+4+0+1 128+29 157 answer: __ 157 ________
var max = 6; var num = 0; var k = 0; // loop index while (k < max) { num = num + k; k = k + 1; } alert(num); answer: __ 15 __________
function doesSomething () { var num = 16; var res = 5; res = cruncher(num); alert("num: " + num + ", res: " + res); } function cruncher (aParm) { aParm = aParm * 2; return aParm; } answer: ____ num: 16, res: 32 _____
var x = 5; var f = 5; if (x < 10 ) { x = x + 1; } else if (x == 5) { x = x - 2 ; } else if (x > 0) { x = x * 3; } else { x = -8 ; } if (f < 10 ) { f = f + 1; } if (f == 5) { f = f - 2 ; } if (f > 0) { f = f * 3; } else { f = -8 ; } alert("x: " + x + ", f: " + f); answer: ___ x: 6, f: 18 ________
var i; // loop index var flag = true; for (i=0; i<5; i++) { flag = !flag ; } alert(flag); answer: __ false ________
function exam1 ( ) { var max = 100; var arr = new Array(max); var sLoc = -1; getData(arr); // assume this function loads the array with data somehow; // you do not need to write this function sLoc = findSmallest(arr,max); alert("smallest value is here: "+sLoc); } // write your function findSmallest to go here