According to the author, what is one of the most important elements of learning in a classroom?
The student-teacher relationship
What is the "exposure equation"?
Bewilderment + Exposure = Obvious
What will your time in the computer lab primarily be devoted too?
Writing computer programs
How is writing a computer program different from writing an essay?
You have to follow very precise rules of writing
Why do some people experience "roller coaster emotions" in computer science?
People get excited when a program works and depressed when it does not.
Learning computer science, like learning most lab sciences, is most effective when you do what?
Learn by observation
What is the first step in learning computer science?
Read the assigned textbook pages
During the lecture, what topics should you pay particular attention too?
The ones that confused you
What should you do if you are confused?
What should you do after the lecture?
Reread the textbook pages
What should you do before a scheduled lab?
Read the lab requirements
What should you do on a lab assignment when you are "stuck"?
Does cramming work in computer science?
List 2 problems with copying another student's lab and turning in as your own.
1.You do not learn. 2.It is not ethical
What is one of the first calculating machines that still used today?
John Napier set the stage for which sophisticated calculating device?
The slide rule
What is one of the first examples of programming?
Who is considered the mother of programming?
The tabulating machine invented by Herman Hollerith set the stage for which modern company?
Who was the first programmer of the Mark I?
What is the ENIAC?
Electronic Numerical Integrator and Computer is the first fully electronic computer
What is the first commercially successful programming language?
Which business language was developed by Grace Hopper?
What is the first programming language used on personal computers?
BASIC, Beginner All-purpose Symbolic Instruction Language
Which programming language was developed for teaching computer science?
What is the first commercially successful personal computer?
What is the first wide spread computer program?
When was the IBM P.C. introduced?
Who did IBM use for the operating system of its personal computer?
MS-DOS (MicroSoft Disk Operating System) run by Bill Gates
Which computer was the first commercially successful machine with mouse technology?
List 3 areas where computers are superior to human beings.
Faster, better memory and more accurate
What is really the cause of most "computer errors"?
Human programming error or data input error
If you have important information saved on a disk, what should you do to protect against the possibility of losing this information?
Back up the data
What is Morse Code based on?
Long and short signals
What is the secret of Morse Code?
Electricity can be turned on and off
How many different combinations of "on" and "off" are possible with 8 "lightbulbs"?
What number system do you use?
What number system does the computer use?
What does ASCII stand for?
American Standard Code of Information Interchange
What ASCII range is used for the "standard set of characters"?
What ASCII range is used for the "extended set of characters"?
What is "bit" an abbreviation for?
How many bits are in a byte?
How is Unicode different from ASCII?
It uses two bytes and adds many characters
What is a "nibble"?
How many different combinations are possible with 2 bytes?
Early computers used vacuum tubes. How much information did one vacuum tube store?
What eventually replaced the vacuum tubes?
What do computers use today to store information?
Planar transistors on microchips
What is the relationship between the base, and the largest single digit number in that base?
The largest digit is one less than the base.
Convert the hexadecimal number CAB to binary.
1100 1010 1011
Convert the binary number 1010 1011 1110 to hexadecimal.
A B E
What number system is typically used to display memory addresses?
What is the main board in a computer, with all the primary computer components, called?
What are computer chips made out of?
When a metal is a "semiconductor" that means it allows you to precisely control the flow of what?
What kind of chip stores permanent information for the computer?
What does ROM stand for?
Read Only Memory
What kind of chip stores temporary information for the computer?
What does RAM stand for?
Random Access Memory
Which stores more information, gigabytes or terabytes?
Exactly how many bytes are in a kilobyte?
What does CPU stand for?
Central Processing Unit
The CPU is essentially the _______ of the computer.
Iron Oxide is the technical term for something we use to store information on a disk. What is the more common term?
What secondary storage device is coded with areas that reflect and absorb laser light?
Is a protractor digital or analog?
What type of information allows you to make a precise copy of the original?