Signal Alliance Online Test Quiz!

60 Questions | Total Attempts: 828

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Signal Alliance Online Test Quiz!

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Questions and Answers
  • 1. 
    Who developed Yahoo?
    • A. 

      Dennis Ritchie & Ken Thompson

    • B. 

      David Filo & Jerry Yang

    • C. 

      Vint Cerf & Robert Kahn

    • D. 

      Steve Case & Jeff Bezos

  • 2. 
    Made from a variety of materials, such as carbon, which inhibits the flow of current...?
    • A. 

      Choke

    • B. 

      Inductor

    • C. 

      Resistor

    • D. 

      Capacitor

  • 3. 
    The first step to getting output from a laser is to excite an active medium. What is this process called?
    • A. 

      Pumping

    • B. 

      Exciting

    • C. 

      Priming

    • D. 

      Raising

  • 4. 
    Which is NOT an acceptable method of distributing small power outlets throughout an open plan office area?
    • A. 

      Power Poles

    • B. 

      Power Skirting

    • C. 

      Flush Floor Ducting

    • D. 

      Extension Cords

  • 5. 
    In which decade was the telegraph invented?
    • A. 

      1810s

    • B. 

      1840s

    • C. 

      1870s

    • D. 

      1890s

  • 6. 
    Lately, you hear a clatter from your computer, especially when you load a program or call up information. What's going on?
    • A. 

      It's infested with reindeer

    • B. 

      Your hard disk may be headed for failure

    • C. 

      A loose wire is hitting the cooling fan

    • D. 

      A loud metallic clatter is normal

  • 7. 
    In which decade was the Internet first implemented?
    • A. 

      1940s

    • B. 

      1950s

    • C. 

      1960s

    • D. 

      1980s

  • 8. 
    Where are the contents of your computer's hard drive indexed?
    • A. 

      Yahoo!

    • B. 

      Google

    • C. 

      MSN

    • D. 

      None of the above

  • 9. 
    What is a NIC?
    • A. 

      Netware Intranet Controller

    • B. 

      No Internet Connection

    • C. 

      Network Interface Card

    • D. 

      Network Interference Control

  • 10. 
    The first graphical browser for the WWW was named:
    • A. 

      Netscape

    • B. 

      Veronica

    • C. 

      Mosaic

    • D. 

      Explorer

  • 11. 
    Which of these is a documented hoax virus?
    • A. 

      McDonalds screensaver

    • B. 

      Alien.worm

    • C. 

      Merry Xmas

    • D. 

      Adolph

  • 12. 
    N is an integer and n2 is divisible by 28. Which of the following must be true? I. n2 is divisible by 49. II. n is divisible by 4. III. n2/28 is divisible by 7.
    • A. 

      I only

    • B. 

      II only

    • C. 

      I and III only

    • D. 

      II and III only

    • E. 

      I, II, and III

  • 13. 
    If there are 85 students in a statistics class and we assume that there are 365 days in a year, what is the probability that at least two students in the class have the same birthday (assuming birthdays are distributed independently)?
    • A. 
    • B. 
    • C. 
    • D. 
    • E. 
  • 14. 
    A test maker is to design a probability test from a list of 21 questions. The 21 questions are classified into three categories: hard, intermediate, and easy. If there are 7 questions in each category and the test maker is to select two questions from each category, how many different combinations of questions can the test maker put on the test?
    • A. 

      (7!/(5!2!))3

    • B. 

      (7!/(5!))3

    • C. 

      (7!/(2!))3

    • D. 

      3*29

    • E. 

      72

  • 15. 
    There are five empty chairs in a row. If six men and four women are waiting to be seated, what is the probability that the seats will be occupied by two men and three women?
    • A. 

      4/21

    • B. 

      5/21

    • C. 

      8/21

    • D. 

      9/21

    • E. 

      11/21

  • 16. 
    Mariah has decided to hire three workers. To determine whom she will hire, she has selected a group of 10 candidates. She plans to have one working interview with 3 of the 10 candidates every day to see how well they work together. How many days will it take her to have working interviews with all the different combinations of job candidates?
    • A. 

      720

    • B. 

      120

    • C. 

      300

    • D. 

      30

    • E. 

      333

  • 17. 
    A coin has two sides. One side has the number 1 on it and the other side has the number 2 on it. If the coin is flipped three times what is the probability that the sum of the numbers on the landing side of the coin will be greater than 4?
    • A. 

      3/8

    • B. 

      1/16

    • C. 

      1/8

    • D. 

      1/2

    • E. 

      1/4

  • 18. 
    Computer Games Plus needs to get rid of its copies of an old computer game. If it lowers the cost of the old computer game by $5 dollars, it can increase sales of the old computer game by 10 units and still generate exactly $100 of revenue from the old game. How many units of the old computer game did Computer Games Plus sell after implementing the new selling strategy?
    • A. 

      10

    • B. 

      15

    • C. 

      20

    • D. 

      30

    • E. 

      50

  • 19. 
    At a local appliance manufacturing facility, the workers received a 20% hourly pay raise due to extraordinary performance. If one worker decided to reduce the number of hours that he worked so that his overall pay would remain unchanged, by approximately what percent would he reduce the number of hours that he worked?
    • A. 

      83%

    • B. 

      80%

    • C. 

      20%

    • D. 

      17%

    • E. 

      12%

  • 20. 
    There are six different models that are to appear in a fashion show. Two are from Europe, two are from Africa, and two are from North America. If all the models from the same continent are to stand next to each other, how many ways can the fashion show organizer arrange the models?
    • A. 

      48

    • B. 

      64

    • C. 

      24

    • D. 

      8

    • E. 

      72

  • 21. 
    At a technology consulting firm with x computers, all of which are desktops or laptops, 30% are laptops; if 80% of the total number of computers have more than 1GB of RAM and 10% of the computers with less than 1GB of RAM are laptops (and no computers have exactly 1GM of RAM), approximately what percent of the desktops have more than 1GB of RAM?
    • A. 

      75%

    • B. 

      60%

    • C. 

      52%

    • D. 

      40%

    • E. 

      45%

  • 22. 
    A group of 5 investment bankers and 5 clients recently frequented the Fine Tiger Nigerian Restaurant. The total bill for the meal, including 20% gratuity, came to N960. On average, how much did the meal of each individual cost before gratuity?
    • A. 

      N160

    • B. 

      N96

    • C. 

      N90

    • D. 

      N80

    • E. 

      N55

  • 23. 
    In a local intramural basketball league, there are 10 teams and each team plays every other team exactly one time. Assuming that each game is played by only two teams, how many games are played in total?
    • A. 

      100

    • B. 

      90

    • C. 

      50

    • D. 

      45

    • E. 

      10

  • 24. 
    A box contains either blue or red flags. The total number of flags in the box is an even number. A group of children are asked to pick up two flags each. If all the flags are used up in the process such that 60% of the children have blue flags, and 55% have red flags, what percentage of children have flags of both the colors?
    • A. 

      5%

    • B. 

      10%

    • C. 

      15%

    • D. 

      20%

    • E. 

      It cannot be determined

  • 25. 
    There are 4 more women than there are men on a local co-ed softball team. If there are a total of 16 players on the team, what is the ratio of men to women?
    • A. 

      10/16

    • B. 

      6/16

    • C. 

      4/16

    • D. 

      6/10

    • E. 

      4/10