WorksheetsExamen Programación
Total questions: 20
Worksheet time: 5hrs 0mins
An algorithm
Sequence
Selection (if/else)
Repetition or Iteration (repeat)
control structure
Is one or more programming language statements that control the flow of a computer program.
Sequence
Selection (if/else)
Repetition or Iteration (repeat)
control structure
An algorithm can repeat a sequence of statements.
Sequence
Selection (if/else)
Repetition or Iteration (repeat)
control structure
An algorithm can select between two alternative paths based on some condition.
Sequence
Selection (if/else)
Repetition or Iteration (repeat)
control structure
Is data sent to a computer for processing by a program and can be tactile, audible, visual, or text
input
output
User interface
User events
Is the data sent back from the program to the device and can be tactile, audible, visual, or text.
input
output
User interface
User events
The part of computer application through which a user interacts with a program.
input
output
User interface
User events
The program is activated by events such as button clicks.
input
output
User interface
User events
What type of input does the I have a Dream app expect?
tactile
audible
visual
text
What type of output does the I have a Dream app generate?
tactile
audible
visual
text
A conditional instruction that lets the program branch between two or more alternatives.
sequence
selection
repetition (or iteraction)
a structure that repeats one or more instructions.
sequence
selection
repetition (or iteraction)
a sequence of instructions or statements.
sequence
selection
repetition (or iteraction)
Which of the following is not true about algorithms:
An algorithm is a sequence of precise instructions.
Algorithms can be written to solve every problem.
Algorithms are step-by-step procedures.
Algorithms consist of a combination of sequences, selections, and/or repetitions.
Which of the following is not an example of hardware?
Memory chip
WIndows Operating System
Motherboard
Integrated circuit
Which of the following is not an example of software?
Microsoft Excel
Angry Birds
Firefox
A Printer
Which of the following best describes the primary function of the CPU?
To carry out, or process, the instructions in a computer program.
To convert electrical power from alternating to direct current.
To serve as the interface between the user and the computer.
To store the data used by the computer's software.
The main difference between low-level and high-level programming languages is ______.
low-level languages are easier for humans to understand
high-level languages provide abstractions that closely match the machine's architecture.
high-level languages must be translated by software programs into low-level machine languages before then can be run on a computer
low-level languages cannot be understood by computers.
is 8 bits.
byte
chip
hardware
software
Includes its electronic and mechanical components that carries out the instructions of a computer program.
byte
chip
hardware
software
