Binary star Study guides, Class notes & Summaries

We have learned that the centre of the milky way contains a very massive black hole. We developed this understanding by: - Monitoring the orbital motions of many individual stars in the very central parts of the Milky Way If the sun were to be squashed down small enough to become a black hole, then: - The planets in the solar system would orbit the Sun in unchanged fashion (but would receive no light from it) The first stellar mass black hole identified, Cygnus X-1, was found in 1973. The n...

CSI 104 Practice Test Questions with Correct Answers What numeric value in hexadecimal is equivalent to the binary number BCAF BE6C 6FAD DEAD - Answer-DEAD In Windows, the MD command must be used to create a folder True False - Answer-False The _______________ contains instructions and data that provide the startup program for a computer RAM DRAM BIOS CPU - Answer-BIOS What is the binary equivalent of the decimal number 543? 1011010011 - Answer- Which topology has be...

AP Computer Science Principles EXAM With Complete solution (Answered) Overflow error that results when the number of bits is not enough to hold the number, like a car's odometer "rolling over" Round-off error that results when the number of bits is not enough to represent the actual number, like 3 digits to represent π as 3.14 Lossy Compressing data in a way that throws some data away and makes it almost impossible to recover the original, great compression, like JPEG images Lossles...

ASCII (American Standard Code for Information Interchange) - Answer- a code for representing English characters as 1s and 0s, requires 7 bits for each character, and provides codes for 128 characters Machine Language - Answer- The low- level language made up of binary-coded instructions that is used directly by the computer Mainframe - Answer- A large, expensive computer that supports hundreds or thousands of users simultaneously and executes many different programs at the same time. Used ...

TestOut Network Pro Chapters 1-9 Exam Questions With 100% Correct Answers You have implemented a network where each device provides shared files with all other devices on the network. What type of network do you have? - answerPeer-to-peer You have implemented a network where hosts are assigned specific roles, such as for file sharing and printing. Other hosts access those resources but do not host services of their own. What type of network do you have? - answerClient-server Which of the...

Chapter 13 Test Your Understandings Questions with solutions 2024 Capella (in the constellation Auriga) is the sixth brightest star in the sky. When viewed with a high-power telescope, it is clear that Capella is actually two pairs of binary stars: the first pair are G-type giants; the second pair are M-type main sequence stars. What color does Capella appear to be? yellow If a star has very weak hydrogen lines and is blue, what does that most likely mean? The star is too hot for hydro...

LUOA Earth Science Module 10 Questions and Answers 100% Pass Which type of star emits radio waves? Pulsars Dead stars are ________________ , and they no longer undergo nuclear fusion black dwarfs Stars that appear to pulsate but are non-pulsating are called ___________________. eclipsing binary stars Some stars expand and contract giving off varying intensities of brightness. These are _______________. pulsating stars Stars of average size and average temperature are called _______________. ...

Which of the following is most typical of a broadband network? - Multiple analog channels What components are common to all computer systems? (Check all that apply.) - Processor Memory Storage I/O What does I/O stand for? - Input / Output A NIC is a device used for: - Signaling A sound card is what general type of computer component? - Input/output Which of the following is managed by the OS? - Keyboard input Screen display File I/O Peripheral control The primary purpose of a device ...

Science Bowl Astronomy Exam Questions With Complete Solutions (Verified And Updated) A solar eclipse can only occur at a: A. full moon B. new moon C. ½ gibbous moon D. ¼ gibbous moon - answerAnswer: B Which of the following constellations cannot be seen in the summer sky of the northern hemisphere? A. Libra B. Orion C. Ursa Major D. Cygnus - answerAnswer: B What percent of stars in the sky that appear to be single stars are actually binary stars: A. about 90% B. about 50% C. about 20 %...