Management Information Systems
341. physical view of data refers to the way data is handled at a ______________ its storage and retrieval:
- High level
- Low level
- Medium level
- All of these
Correct answer: (B)
Low level
342. DML stands for:
- Data description languages
- Data design languages
- Database dictionary languages
- Data manipulation languages
Correct answer: (D)
Data manipulation languages
343. ______________ is the records in the file are of different sizes:
- Record blocking
- Fixed-length record
- Variable-length record
- None of these
Correct answer: (C)
Variable-length record
344. Which level of database is viewed by user:
- Internal level
- External Level
- Conceptual Level
- All of these
Correct answer: (B)
External Level
345. In a relational model, relations are termed as
- Tuples.
- Attributes
- Tables.
- Rows.
Correct answer: (C)
Tables.
346. ______________is the real world object, such as a person, place etc.
- Attribute
- Entity
- Records
- All of these
Correct answer: (B)
Entity
347. The term module in the design phase refers to ?
- Functions
- Procedures
- Sub programs
- All of the above
Correct answer: (D)
All of the above
348. The most creative and challenging phase of system life cycle is
- Feasibility study
- Maintenance
- Design
- None of the above
Correct answer: (C)
Design
349. The most important feature of spiral model is
- requirement analysis
- risk management
- quality management
- configuration management.
Correct answer: (B)
risk management
350. Which of these items is a major component of today's IT infrastructure?
- data management technology
- networking
- technology services
- all of me above
Correct answer: (D)
all of me above