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40 Multiple Choice Questions - Hardware and Software Support - Exam | IS 130, Exams of Computer Fundamentals

Saint Louis Community College - MeramecComputer Fundamentals

Material Type: Exam; Class: Hardware and Software Support; Subject: Information Systems; University: Saint Louis Community College-Meramec; Term: Spring 2007;

Typology: Exams

Pre 2010

Uploaded on 08/08/2009

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Eighth Grade Test - Excellence in Mathematics Contest - 2007
1. The title of this competition is the “The 10th Prime Contest”. What is the 10th prime number?
A. 23 B. 27 C. 29 D. 31 E. 37
2. A 2.5 pound fish costs $8.50. At the same unit cost, how much does a 1.5 pound fish cost?
A. $5.10 B. $5.20 C. $5.30 D. $5.40 E. $5.50
3. In feet and inches, the heights of five students are:
4 9 ; 4 11 ; 4 7 ; 5 4 ; 4 7
In inches, what is the positive difference between the mean and the median of these five heights?
A. 0.6 B. 0.8 C. 1 D. 1.4 E. 3
4. A target consists of four concentric squares of side
lengths 1, 3, 5, and 7. What per cent of the target is shaded?
Round to the nearest percent.
A. 33% B. 35% C. 38%
D. 43% E. 53%
5. The weight of a box with 30 identical chocolates is 21 ounces. When 6 chocolates are removed
and eaten, the weight of the box and remaining chocolates is 17.4 ounces. In ounces, what is the
weight of the empty box?
A. 2.2 B. 2.4 C. 2.8 D. 3 E. 3.2
6. Sharon’s age is 11 years more than a perfect cube and 11 years less than a perfect square. What
is the least number of years until her age is a perfect cube?
A. 11 B. 15 C. 26 D. 37 E. 87
7. The sum of three consecutive prime numbers is:
A. Always an even number B. Always an odd number
C. Always a multiple of 3 D. Never a multiple of 3
E. None of the above
8. In 2006, poor Pluto was demoted and is no longer classified as a “planet”. Assume that Pluto and
the Earth are both spheres and that the diameter of Pluto is 2296 km while the diameter of the
Earth is 12756 km. The volume of a sphere of radius R is given by:
3
4
V R
3

.
Approximately what is the ratio of the volume of Earth to the volume of Pluto?
A. 5.6 B. 31 C. 171 D. 243 E. 1321
9. Find the largest 3-digit multiple of 9 which does not contain the digit 9.
What is the product of its three digits?
A. 72 B. 75 C. 76 D. 128 E. 256
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Download 40 Multiple Choice Questions - Hardware and Software Support - Exam | IS 130 and more Exams Computer Fundamentals in PDF only on Docsity!

  1. The title of this competition is the “ The 10th^ Prime Contest ”. What is the 10th^ prime number? A. 23 B. 27 C. 29 D. 31 E. 37
  2. A 2.5 pound fish costs $8.50. At the same unit cost, how much does a 1.5 pound fish cost? A. $5.10 B. $5.20 C. $5.30 D. $5.40 E. $5.
  3. In feet and inches, the heights of five students are:

4 9 ; 4 11 ; 4 7 ; 5 4 ; 4 7 ^ ^ ^  ^  ^  

In inches, what is the positive difference between the mean and the median of these five heights? A. 0.6 B. 0.8 C. 1 D. 1.4 E. 3

  1. A target consists of four concentric squares of side lengths 1, 3, 5, and 7. What per cent of the target is shaded? Round to the nearest percent. A. 33% B. 35% C. 38% D. 43% E. 53%
  2. The weight of a box with 30 identical chocolates is 21 ounces. When 6 chocolates are removed and eaten, the weight of the box and remaining chocolates is 17.4 ounces. In ounces, what is the weight of the empty box? A. 2.2 B. 2.4 C. 2.8 D. 3 E. 3.
  3. Sharon’s age is 11 years more than a perfect cube and 11 years less than a perfect square. What is the least number of years until her age is a perfect cube? A. 11 B. 15 C. 26 D. 37 E. 87
  4. The sum of three consecutive prime numbers is: A. Always an even number B. Always an odd number C. Always a multiple of 3 D. Never a multiple of 3 E. None of the above
  5. In 2006, poor Pluto was demoted and is no longer classified as a “planet”. Assume that Pluto and the Earth are both spheres and that the diameter of Pluto is 2296 km while the diameter of the Earth is 12756 km. The volume of a sphere of radius R is given by:

V R

Approximately what is the ratio of the volume of Earth to the volume of Pluto? A. 5.6 B. 31 C. 171 D. 243 E. 1321

  1. Find the largest 3-digit multiple of 9 which does not contain the digit 9. What is the product of its three digits? A. 72 B. 75 C. 76 D. 128 E. 256
  1. If x = –12, evaluate: x^2  24  x

A. –12 B. –6 C. –4 D. 6 E. 12

  1. Angle θ measures the amount of counter-clockwise rotation in degrees from Ray AB to Ray AC. Select the best estimate of θ. A. 100 o^ B. 120 o^ C. 220 o D. 260 o^ E. 280 o

12. The first four elements of a sequence are: 7, 11, 4, –7,… Each new element is obtained by

subtracting the 2nd^ to last element from the last element. For example, the 4th^ element is – because: 4 – 11 = –7. What is the 2007th^ element of this sequence? A. 4 B. –4 C. 7 D. –7 E. –

  1. Let T=1 trillion, H= 1 thousand, M = 1 million, and B = 1 billion. What is the value of 2 2

MB

TH

A. 1 B. 103 C. 106 D. 109 E. 1012

  1. If x = –0.5, which is the least of these five numbers? A. x B. x^2 C. x^3 D. x^4 E. x^5
  2. What is the sum of the reciprocals of 3, 3/5, and 0.2? A. 5/2 B. 7/3 C. 7/5 D. 17/3 E. 7
  3. With exactly 8 coins, each a penny, a nickel, or a dime, their total value CANNOT be: A. 25¢ B. 26¢ C. 27¢ D. 28¢ E. 29¢
  4. The Davis’ house had 1200 square feet of living space before they added-on a 20 foot by 15 foot rectangular room. By what percent had their amount of living space increased? A. 2.9% B. 10% C. 12.5% D. 20% E. 25%
  5. The product of three whole numbers is 48 (two of the numbers used could be the same). What is the least possible sum of these three numbers? A. 11 B. 12 C. 13 D. 14 E. 15
  6. The area of right triangle ABC is 130 square centimeters. To the nearest tenth of a centimeter, what is the perimeter of triangle ABC? A. 48.2 B. 56.9 C. 57. D. 61.3 E. 66 B A C 20 cm  A C B
  1. Two fair spinners are divided into thirds and labeled as shown. If each spinner is spun once, what is the probability that Spinner B shows the larger number? A. 5/9 B. 2/3 C. 7/ D. 8/9 E. 1
  2. ABC is an isosceles right triangle and ACD is a quarter-circle. If CD = 45 cm, what is the area in square centimeters of region ABCD? Round to the nearest square centimeter. A. 1083 B. 2603 C. 4193 D. 2217 E. 2435

On this number line, what is the sum A+B?

A. 5/12 B. 1/2 C. 2/3 D. 1/3 E. 7/

  1. The circumference of a smaller circle equals the radius of a larger circle. What is the ratio of the area of the larger circle to the area of the smaller circle? A. 2π B. 4π C. π^2 D. 2π^2 E. 4π^2
  2. In 1990, the average age of Tad and his older sister was 6. In 2002, the average age of Tad, his older sister, and their twin brothers was 13. In what year were the twin brothers born? A. 1993 B. 1994 C. 1998 D. 1999 E. 2000
  3. For an adult weight W in pounds and height H in inches, the Body Mass Index or BMI is given by the formula: (^2)

W

BMI 703*

H

. If Brian is 5 foot 10 inches tall, to reduce his BMI from 28.

to 24.0, how many pounds must Brian lose? Round to the nearest pound. A. 21 B. 23 C. 25 D. 27 E. 29

  1. Convert 12021 from base –3 to base 10. A. –22 B. 22 C. –142 D. 142 E. –

35. The latitude of St. Louis is 38 35o  North. Suzanne is studying in Uppsala, Sweden, at latitude

59 52^ o  North. Assume that the Earth is a sphere with radius 3960 miles.

How many miles further north of the equator is Uppsala than St. Louis? A. 1463 B. 1471 C. 2446 D. 2926 E. 2942 A B C D

A B

A B

  1. The Sonderman’s and the Bozek’s own cottages 2400 feet apart at opposite ends of a lake. At 9:00 AM, Amy and Dan Sonderman begin canoeing to Bozek’s cottage. A while later, Brian Bozek begins swimming to Sonderman’s cottage. When they meet in the lake, Amy and Dan have paddled twice as fast as Brian swam and have paddled twice as many minutes. How far has Brian swum? A. 480 feet B. 600 feet C. 800 feet D. 1200 feet E. Insufficient information is given
  2. In this addition problem, each letter represents a different digit from 0 through 9. Compute the sum L+I+V. A. 13 B. 15 C. 16 D. 17 E. 20
  3. In this 2x4 grid of dots, the dots are 1 cm apart both horizontally and vertically. Using three dots of the grid as the vertices of a triangle, how many distinct non-congruent triangles can be drawn? A. 5 B. 6 C. 7 D. 8 E. More than 8
  4. In this Magic Square, the sum of the three numbers in each row and in each column is the same. What is the value of B–C? A. 5 B. –5 C. 9 D. –9 E. Cannot be determined
  5. Place the numbers: 4, 6, 7, 8, and 9 , (without repetition) in the five regions marked A, B, C, D, and E so that each sum of the numbers in the three regions between each pair of short and long arrows (namely: A+1+D; A+B+2; 3+E+C; and 5+E+D) equals the same number S.

What is the value of C+D?

A. 13 B. 14 C. 15

D. 16 E. 17

L I L

+ I^ V

I L L

A

B

B 8

13 – 3 E

C D F

E^3

D

C

B

A

1 cm 1 cm