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Test your basic knowledge |
Problem Solving And Program Design
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Subject
:
it-skills
Instructions:
Answer 50 questions in 15 minutes.
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.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Device that plugs into USB port and stores data bits as trapped electrons
World wide web (WWW)
Graphical user interface
Stepwise refinement
Flash drive
2. Step #2 in the software development method
Object file
High-level language
Analyze the problem
Linker
3. 1024 bytes (2^10)
KB (Kilobyte)
Preprocessor directives
Object file
Integrated development environment (IDE)
4. Pictures and menus displayed to allow user to select commands and data
Top-down design
Mainframes
Graphical user interface
Modem (modulator/demodulator)
5. 1048576 (2^20) bytes
MG (Megabyte)
Machine language
Algorithm
Address of a memory cell
6. Used to represent real numbers (including decimal points) in C
Register
Algorithm
Local area network (LAN)
Data type double
7. Units such as disks or flash drives that retain data even when the power to the drive is off
Secondary storage
Optical drive
Data type char
B (Byte)
8. A machine that can receive and store and transform and output data of all kinds
Personal computers
Source file
Computers
Contents of a memory cell
9. Step #1 in the software development method
Specify the problem requirements
Wide area network (WAN)
Supercomputers
Graphical user interface
10. A word having special meaning but one that a programmer may redefine (but redefinition is not recommended!)
Standard identifiers
Binary numbers
Assembly language
Secondary storage
11. Development of a detailed list of steps to solve a particular step in the original algorithm
Stepwise refinement
Contents of a memory cell
Binary numbers
Integrated development environment (IDE)
12. An electronic component containing the entire circuitry of a computer processor
Abstraction
Assembly language
Maintain and update the program
Microprocessor chip
13. A machine that can receive and store and transform and output data of all kinds
Computers
Data type int
Modem (modulator/demodulator)
MG (Megabyte)
14. Also called divide and conquer - break down a problem into its major subproblems and then solve the sub problems
bit
Top-down design
Read-Only Memory (ROM)
C Language
15. Device that plugs into USB port and stores data bits as trapped electrons
Implement the algorithm
Computer chip
Address of a memory cell
Flash drive
16. The set of programs associated with a computer
Computers
Top-down design
Declarations
Software
17. Machine-independent programming language that combines algebraic expressions and English symbols
Abstraction
Data storage
Graphical user interface
High-level language
18. A computer's ability to store program instructions in main memory for execution
Modem (modulator/demodulator)
Compiler
Stored program concept
Linker
19. A list of steps for solving a problem
Binary numbers
Linker
USB
Algorithm
20. 1048576 (2^20) bytes
Optical drive
Object file
MG (Megabyte)
Local area network (LAN)
21. A computer's ability to store program instructions in main memory for execution
Algorithm
Stored program concept
Address of a memory cell
C Language
22. An instruction that stores a value or a computational result in a variable
File server
Compiler
Assignment statement
Data type double
23. An individual storage location in memory
TB (Terabyte)
Declarations
Memory cell
Implement the algorithm
24. The process of modeling a problem by extracting the essential variables and their relationships
Modem (modulator/demodulator)
Flash drive
Abstraction
byte
25. 8 bits
Microprocessor chip
Compiler
B (Byte)
Software
26. A system program that modifies a C program prior to its compilation
Assembly language
Desk checking
Wide area network (WAN)
Preprocessor
27. Binary number codes understood by a specific CPU
byte
Read-Only Memory (ROM)
Machine language
Executable statements
28. Software that combines object files and resolves cross references to create an executable machine language program
Data retrieval
Linker
Desk checking
Register
29. The amount of storage required to store a single character
bit
Assembly language
Desk checking
byte
30. Also called divide and conquer - break down a problem into its major subproblems and then solve the sub problems
Address of a memory cell
Preprocessor
Top-down design
Supercomputers
31. Universal Serial Bus
MG (Megabyte)
Stepwise refinement
USB
Preprocessor
32. A silicon chip containing the circuitry for a computer processor
Assembly language
Computer chip
Memory cell
Mainframes
33. The set of programs associated with a computer
Stored program concept
Integrated development environment (IDE)
Software
Data retrieval
34. The relative position of a memory cell in the computer's main memory
Address of a memory cell
Stored program concept
Wide area network (WAN)
Compiler
35. Setting the individual bits of a memory cell to 0 or 1 and destroying its previous contents
Software
Data storage
Modem (modulator/demodulator)
Hardware
36. A device that converst binary data into audio signals that can be transmitted between computer over telephone lines
B (Byte)
Modem (modulator/demodulator)
Data type char
World wide web (WWW)
37. A network such as the Internet that connects computers and LANs over a large geographic area
Wide area network (WAN)
Computer chip
Desk checking
Contents of a memory cell
38. 1024 bytes (2^10)
File server
C Language
KB (Kilobyte)
Specify the problem requirements
39. Also called divide and conquer - break down a problem into its major subproblems and then solve the sub problems
C Language
Implement the algorithm
Top-down design
Random Acces Memory (RAM)
40. Copying the contents of a particular memory cell to another storage area
Integrated development environment (IDE)
Linker
Object file
Data retrieval
41. Development of a detailed list of steps to solve a particular step in the original algorithm
Read-Only Memory (ROM)
bit
Stepwise refinement
Graphical user interface
42. An individual storage location in memory
Contents of a memory cell
Object file
Memory cell
MG (Megabyte)
43. The actual computer equipment (CPU/monitor/keyboard/mouse/printer/speakers)
Computers
Hardware
byte
Operating system
44. A part of the Internet whose graphical user interfaces make associated network resources easily navigable
Assembly language
byte
World wide web (WWW)
Central processing unit
45. A silicon chip containing the circuitry for a computer processor
USB
Central processing unit
Computer chip
File
46. The file containing a program written in a high-level language; the input for a compiler
Source file
bit
Compiler
Stepwise refinement
47. A name that is replaced by a particular constant value before the program is sent to the compiler
B (Byte)
constant macro
Operating system
Main memory
48. Stores programs or data permanently
Source file
Memory cell
Read-Only Memory (ROM)
Assembly language
49. The relative position of a memory cell in the computer's main memory
Address of a memory cell
Modem (modulator/demodulator)
Wide area network (WAN)
Data retrieval
50. A network such as the Internet that connects computers and LANs over a large geographic area
KB (Kilobyte)
Wide area network (WAN)
Read-Only Memory (ROM)
Modem (modulator/demodulator)
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