Term
| A fast, electronic calculating machine that accepts digitized input info, processes the info according to a list of internal instructions (called a program), and produces the resultant output info. |
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Definition
| What is a digital computer? |
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Term
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Definition
| What are the two parts of a computer system? |
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Term
| Input unit, Processor (CPU), Memory Unit, and Output Unit |
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Definition
| What are the 4 parts of the hardware of a computer system? |
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Term
| Keyboard, mouse, joystick, microphone, scanner. {Also fax machines and hard disks} |
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Definition
| Name 4 examples of Input Units. |
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Term
| Monitor, printer, plotter, speaker. {Also fax, hard disk, USB drive, and floppy disk} |
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Definition
| Name 4 examples of Output Units. |
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Term
| Primary Memory is only one level away from the CPU, and its contents can be accessed directly by the it. Secondary Memory is two levels away from the CPU, and the contents must first be loaded onto the primary memory before it can be accessed by the CPU. |
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Definition
| What is the difference between Primary and Secondary memory? |
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Term
RAM: Random-Access Memory
ROM: Read-Only Memory |
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Definition
| What do the acronyms RAM and ROM stand for? |
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Term
RAM is memory which you can both read and edit. It is also volatile.
ROM is memory which you can only read, and it is nonvolatile. |
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Definition
| Explain the difference between RAM and ROM? |
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Term
| If the power suddenly is cut off, all of the memory would be lost. |
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Definition
| What does the word "volatile" mean when referring to technology? |
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Term
| Random access is a device which allows you random access. It is the same with sequential access. |
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Definition
| What is the difference between random and sequential access? |
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Term
| An ADC (Analogue to Digital Converter) |
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Definition
| What device is needed to convert analogue info to digital info? |
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Term
| A DAC (Digital to Analogue Converter) |
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Definition
| What device is needed to convert digital info to analogue info? |
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Term
| A program used to manage the hardware to make it easier to use the hardware and develop other applications. |
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Definition
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Term
| A program that allows the user to develop specific things like databases, spreadsheets, documents, ect. |
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Definition
| What is Application Software? |
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Term
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Definition
| Is System Software closer to the hardware or the user of computers? |
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Term
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Definition
| Is Application Software closer to the hardware or the user of a computer? |
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Term
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Definition
| Which is more general, System or Application Software? |
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Term
| Microsoft Word, Access, and Excel |
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Definition
| Name 3 examples of Application Software. |
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Term
| Operating system, editor, compiler, assembler, linker, loader, and interpreter. |
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Definition
| Name all the parts of System Software. |
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Term
| System; Operating Systems are used for general purposes (not tailored to one kind of application). They are used to manage the hardware. |
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Definition
| Would you classify the Operating System as System or Application Software? |
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Term
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Definition
| What is software that is used to create and edit (modify) text documents? |
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Term
| Microsoft Word, Notepad, and Emac. |
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Definition
| Give 3 examples of text editors. |
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Term
| To manage the hardware and to provide a convenient interface for the user of the computer. |
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Definition
| What are the two main functions of Operating Systems in computers? |
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Term
1) Process management
2) Memory management
3) Device management
4) File management |
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Definition
| List all 4 functions of Operating Systems. |
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Term
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Definition
| With a sheet of scratch paper, draw a labeled diagram illustrating the various components of a computer system. |
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Term
A program is nothing more than lines of code in any programming language (e.g. C, C++, Java).
A process is an instance of a program in execution. |
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Definition
| Explain the difference between a program and a process. |
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Term
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Definition
| Create a T-chart comparing programs and processes. |
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Term
| A program that takes a high-level language program as its input, and produces a low-level language program as its output. |
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Definition
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Term
| A source program is a program in a high-level language. People can use it easily. |
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Definition
| What is a source program? |
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Term
| A low-level language program (binary code: 0,1). Machines can read it easily. |
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Definition
| What is an object program? |
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Term
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Definition
| Compilers take ________ programs and turn them into ________ programs. |
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Term
| Software that links the user's object program with other necessary files. |
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Definition
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Term
| A loader is a program that brings in executable object programs from the secondary memory to the primary memory (RAM). |
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Definition
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Term
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Definition
| Would you consider a loader to be System Software or Application Software? |
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Term
| Super computers, mainframe computers, minicomputer, and personal computers. |
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Definition
| What are the 4 major categories of computers? |
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Term
| Cray Research, International Business Machines (IBM). |
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Definition
| Name two companies that make Supercomputers. |
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Term
PCs are inexpensive, smaller, have lower computing power, have less RAM, and have less hard disk space.
Supercomputers are inexpensive, larger, faster,have higher computing power, much more RAM, and more hard disk space. |
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Definition
| How are supercomputers different from personal computers? |
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Term
| A key that, by pressing it, corresponds to the alternate values shown on the key, switching from one operation to the other. |
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Definition
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Term
| Caps Lock, Num Lock, Scroll Lock, and Shift. |
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Definition
| What are some examples of toggle keys on your keyboard? |
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Term
| Keys that have special purposes. Their function depends on the software in use. |
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Definition
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Term
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Definition
| How many function keys are on your keyboard? |
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Term
| 2- the older CRT monitors and the newer LCD monitors. |
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Definition
| How many kinds of monitors are there? What are they? |
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Term
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Definition
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Term
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Definition
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Term
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Definition
| With a sheet of scratch paper, draw a T-chart comparing CRT and LCD monitors. |
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Term
| A picture element; they are the dots on the screen that make up the images we see. |
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Definition
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Term
| Resolution tells how many pixels are in each row and column on the screen. |
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Definition
| What does resolution mean? |
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Term
| It means that there are 640 pixels in every row on the screen and 480 in every column. |
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Definition
| Explain what 640x480 resolution means. |
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Term
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Definition
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