Computer ScienceChapter 10: Using Datasheets to Enter and View Data
Finding and Replacing
Search locates matching values; replace can alter many records and therefore needs narrow scope and backup.
Learning objectives
- Define and explain finding and replacing in clear language.
- Use the important technical terms accurately.
- Describe the working process in the correct order.
- Apply the concept to a realistic computing example.
- Test or evaluate the result and state a limitation.
Definition
Search locates matching values; replace can alter many records and therefore needs narrow scope and backup.
Important terms
- Finding and replacing
- Search locates matching values; replace can alter many records and therefore needs narrow scope and backup.
- Finding
- Search locates matching values; replace can alter many records and therefore needs narrow scope and backup.
- replacing
- Search locates matching values; replace can alter many records and therefore needs narrow scope and backup.
- Search locates matching values
- Search locates matching values; replace can alter many records and therefore needs narrow scope and backup.
Overview
Learn the concept through terminology and working:
Terminology and Concept
Terminology: use Finding and replacing, Finding, replacing, Search locates matching values precisely. Define each term before using it in an explanation, algorithm, program, or comparison.
Examples Search locates matching values; replace can alter many records and therefore needs narrow scope and backup.
Working and Application
Working method: first identify the input or starting state for finding and replacing; then apply the rule or process in a clear order; finally inspect the output, test an edge case, and explain any limitation.
Examples Example: apply finding and replacing to a small school, home, or software problem and trace the result.
CONCEPT — What it means
Search locates matching values; replace can alter many records and therefore needs narrow scope and backup.
TERMINOLOGY — Words to use
Terminology: use Finding and replacing, Finding, replacing, Search locates matching values precisely. Define each term before using it in an explanation, algorithm, program, or comparison.
WORKING — How it operates
Working method: first identify the input or starting state for finding and replacing; then apply the rule or process in a clear order; finally inspect the output, test an edge case, and explain any limitation.
EXAMPLE — Apply it
Example: apply finding and replacing to a small school, home, or software problem and trace the result.
In simple words
Do not memorise the name 'Finding and replacing' without explaining what information enters, what process occurs, and what result is produced.
Key points
- Finding and replacing
- Finding
- replacing
- Search locates matching values
Exam preparation
Exam Focus
Quick revision
Revision Zone
Review the key facts, formulas and checks before you move on.Finding and Replacing
Sticky Notes · Quick Revision
Concept
- Search locates matching values; replace can alter many records and therefore needs narrow scope and backup.
Terminology
- Terminology: use Finding and replacing, Finding, replacing, Search locates matching values precisely. Define each term before using it in an explanation, algorithm, program, or comparison.
Working
- Working method: first identify the input or starting state for finding and replacing; then apply the rule or process in a clear order; finally inspect the output, test an edge case, and explain any limitation.
Example
- Example: apply finding and replacing to a small school, home, or software problem and trace the result.
Common Mistake
- Do not memorise the name 'Finding and replacing' without explaining what information enters, what process occurs, and what result is produced.
Exam Tip
- Define the concept, name its parts, explain the working in order, then add and trace one correct example.
60-second revision
- Search locates matching values; replace can alter many records and therefore needs narrow scope and backup.
- Working method: first identify the input or starting state for finding and replacing; then apply the rule or process in a clear order; finally inspect the output, test an edge case, and explain any limitation.
- Example: apply finding and replacing to a small school, home, or software problem and trace the result.
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