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Homework Help for Computer Science (page 58)

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Computer Science
63. Line 4 (A) sum++; (B) sum+=sqSum; (C) sqSum+i; (D) sqSum+=2*i; (E) sum+=i;
Answered
27 Dec 2017
Computer Science
30. A major characteristic of private IP addresses is that they a. are not routable on the internet b. are classes addresses c. have the length of 64 bits d. do not require MAC physical addresses
Answered
23 Dec 2017
Computer Science
16. Select the best choice from the list of choices A-E above for what this program displays. for (int row = 0; row < height; row = row + 20){ rect(0, 0, width-row, height-row);
Answered
24 Dec 2017
Computer Science
25. The client-server model in a computer network describes a) The interaction between a human and a computer where services are provided by the computer in response to requests initiated by the human. b) The relationship of cooperating computers where the server component provides services to one or many clients which initiate requests for such services. X c) The interaction between a computer and a network switch. d) The interaction of between a computer and a network router. e) All of the above
Answered
21 Dec 2017
Computer Science
23. Consider again the array a = {5,7,1,4,1} and the Selection Sort (code 2) algorithm. What is the last value of the variable minPos, before the algorithm exits? (A) 0 (B) 4 (C) 2 (D) 5 (E) 1
Answered
22 Dec 2017
Computer Science
Syscene.UU.VIILIIllesUIL! 8. Consider a method with the header: public static boolean method (int x, boolean y) Is boolean b = method(10+2, true &&0) a valid way to call it? Write YES or NO
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21 Dec 2017
Computer Science
standard. 26. Ethernet is standardized as the a. 802.11 b. 802.3 C. 802.15 d. ZigBee
Answered
22 Dec 2017
Computer Science
3. Which image is drawn by the following program? translate (50, 50); rotate (radians (45)); line (0, 0, 20, 0); translate (20, 0); rect(0, 0, 20, 10);
Answered
19 Dec 2017
Computer Science
10. Consider a method with the header: public static int method (String x) Is method ("" + method ("10")) a valid way to call it? Write YES or NO
Answered
20 Dec 2017
Computer Science
26. In a computer network, the amount of data transmitted along a communication path in a unit of time is called a) Message b) Bandwidth x c) Latency d) Packet e) All of the above
Answered
19 Dec 2017
Computer Science
12. What will the following print ? public class Test public static void main (String[] args) boolean bl = true; boolean b2 = false; boolean b3 = true; if ((bl && b2) || (b2 && b3) || b2) System.out.print("ok"); if ((bl && b2) || (b2 && b3) 11 (bl || b2)) System.out.println("dokey"); (A) No output is produced (B) ok (C) dokey (D) Compile-time error (E) ok dokey
Answered
17 Dec 2017
Computer Science
23. In a file system the term refers to the assurance that data remains accurate and consistent over its entire life cycle, and particularly in the case of system crashes and failures. a) Data longevity b) Data security c) Data integrity x d) Fragmentation e) All of the above
Answered
15 Dec 2017
Computer Science
11. How many times does the letter K get printed in the following code? for (int i = 0; i < 5; i++) System.out.println("K"); for (int j = 0; j
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17 Dec 2017
Computer Science
5. Inside a class, you can declare multiple methods with the same name, provided that all such methods have different input arguments. (A) FALSE (B) TRUE
Answered
17 Dec 2017
Computer Science
30. What is the following base 10 number, 31, in base 2?
Answered
15 Dec 2017
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