Q. Which of the following is NOT a benefit of data warehousing?
A.
Improved data quality
B.
Enhanced data analysis capabilities
C.
Increased transaction speed
D.
Consolidated data from multiple sources
Show solution
Solution
Data warehousing focuses on analytical processing rather than transaction speed, which is a characteristic of operational databases.
Correct Answer:
C
— Increased transaction speed
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Q. Which of the following is NOT a benefit of normalization?
A.
Reduced data redundancy
B.
Improved data integrity
C.
Faster query performance
D.
Easier maintenance
Show solution
Solution
Normalization can sometimes lead to slower query performance due to the need for more joins.
Correct Answer:
C
— Faster query performance
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Q. Which of the following is NOT a benefit of using a client-server database?
A.
Centralized data management
B.
Improved data security
C.
Increased data redundancy
D.
Scalability
Show solution
Solution
Increased data redundancy is NOT a benefit of using a client-server database; it typically aims to reduce redundancy.
Correct Answer:
C
— Increased data redundancy
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Q. Which of the following is NOT a benefit of using ADO.NET with XML?
A.
Easy data manipulation
B.
Support for disconnected data access
C.
Automatic data normalization
D.
Integration with web services
Show solution
Solution
ADO.NET does not automatically normalize data; normalization is a separate design process in database management.
Correct Answer:
C
— Automatic data normalization
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Q. Which of the following is NOT a benefit of using NAT?
A.
Conserves public IP addresses
B.
Provides an additional layer of security
C.
Improves network performance
D.
Allows for easier network management
Show solution
Solution
While NAT provides several benefits, it does not inherently improve network performance; it can sometimes introduce latency.
Correct Answer:
C
— Improves network performance
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Q. Which of the following is NOT a benefit of using XML with ADO.NET?
A.
Interoperability between different systems
B.
Ease of data manipulation
C.
Increased performance over traditional databases
D.
Support for hierarchical data structures
Show solution
Solution
While XML provides many benefits, it does not inherently increase performance over traditional databases, especially for large datasets.
Correct Answer:
C
— Increased performance over traditional databases
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Q. Which of the following is NOT a characteristic of a finite state machine (FSM)?
A.
States
B.
Transitions
C.
Inputs
D.
Variables
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Solution
Variables are not a characteristic of a finite state machine; FSMs are defined by states, transitions, and inputs.
Correct Answer:
D
— Variables
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Q. Which of the following is NOT a characteristic of a PLD?
A.
Programmability
B.
High power consumption
C.
Flexibility
D.
Reusability
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Solution
High power consumption is not a characteristic of PLDs; they are designed to be efficient and flexible.
Correct Answer:
B
— High power consumption
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Q. Which of the following is NOT a characteristic of a relational database?
A.
Data is stored in tables
B.
Data can be accessed using SQL
C.
Data is stored in a hierarchical structure
D.
Data relationships are established through foreign keys
Show solution
Solution
Relational databases store data in tables, not in a hierarchical structure.
Correct Answer:
C
— Data is stored in a hierarchical structure
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Q. Which of the following is NOT a characteristic of a transaction in a DBMS?
A.
Atomicity
B.
Consistency
C.
Isolation
D.
Redundancy
Show solution
Solution
Redundancy is not a characteristic of a transaction; the main properties are Atomicity, Consistency, Isolation, and Durability (ACID).
Correct Answer:
D
— Redundancy
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Q. Which of the following is NOT a characteristic of analog signals?
A.
Continuous in time
B.
Infinite resolution
C.
Discrete values
D.
Varying amplitude
Show solution
Solution
Analog signals are continuous and can take on an infinite number of values, unlike digital signals which are discrete.
Correct Answer:
C
— Discrete values
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Q. Which of the following is NOT a characteristic of distributed databases?
A.
Data is stored in multiple locations
B.
Data is managed by a single DBMS
C.
Data can be accessed concurrently
D.
Data may be replicated across nodes
Show solution
Solution
In a distributed database, data is not managed by a single DBMS; instead, it is managed across multiple systems.
Correct Answer:
B
— Data is managed by a single DBMS
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Q. Which of the following is NOT a characteristic of MSI circuits?
A.
Integration of multiple gates
B.
Higher transistor count than SSI
C.
Single function implementation
D.
Cost-effective for complex designs
Show solution
Solution
MSI circuits are characterized by the integration of multiple gates, so single function implementation is not a characteristic.
Correct Answer:
C
— Single function implementation
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Q. Which of the following is NOT a characteristic of Object-Oriented Databases?
A.
Encapsulation
B.
Inheritance
C.
Polymorphism
D.
Relational tables
Show solution
Solution
Relational tables are a characteristic of relational databases, not Object-Oriented Databases.
Correct Answer:
D
— Relational tables
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Q. Which of the following is NOT a characteristic of PLDs?
A.
Reprogrammable
B.
High integration density
C.
Fixed functionality
D.
Customizable logic
Show solution
Solution
Fixed functionality is not a characteristic of PLDs; they are designed to be reprogrammable and customizable.
Correct Answer:
C
— Fixed functionality
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Q. Which of the following is NOT a characteristic of synchronous circuits?
A.
Clock-driven
B.
State changes occur at clock edges
C.
Asynchronous inputs
D.
Predictable timing behavior
Show solution
Solution
Asynchronous inputs are not a characteristic of synchronous circuits, which rely on a clock signal for state changes.
Correct Answer:
C
— Asynchronous inputs
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Q. Which of the following is NOT a combinational logic circuit?
A.
Adder
B.
Multiplexer
C.
Flip-Flop
D.
Decoder
Show solution
Solution
A flip-flop is a sequential logic circuit, while the others are combinational.
Correct Answer:
C
— Flip-Flop
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Q. Which of the following is NOT a component of a DBMS architecture?
A.
Database engine
B.
User interface
C.
Data warehouse
D.
Database schema
Show solution
Solution
A data warehouse is not a component of a DBMS architecture; it is a separate system used for reporting and data analysis.
Correct Answer:
C
— Data warehouse
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Q. Which of the following is NOT a component of DBMS architecture?
A.
Database Engine
B.
User Interface
C.
Data Warehouse
D.
Database Schema
Show solution
Solution
A Data Warehouse is not a component of DBMS architecture; it is a separate system used for reporting and data analysis.
Correct Answer:
C
— Data Warehouse
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Q. Which of the following is NOT a feature of ASP?
A.
Server-side scripting
B.
Database connectivity
C.
Client-side data storage
D.
Dynamic web page generation
Show solution
Solution
ASP (Active Server Pages) is a server-side technology and does not provide client-side data storage features.
Correct Answer:
C
— Client-side data storage
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Q. Which of the following is NOT a feature of EIGRP?
A.
Fast convergence
B.
Support for IPv6
C.
Classful routing
D.
Load balancing
Show solution
Solution
EIGRP is a classless routing protocol, meaning it supports variable-length subnet masking (VLSM) and does not use classful routing.
Correct Answer:
C
— Classful routing
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Q. Which of the following is NOT a feature of HDL?
A.
Concurrent execution
B.
Sequential execution
C.
Data abstraction
D.
User interface design
Show solution
Solution
User interface design is not a feature of HDL; HDLs focus on describing hardware behavior and structure.
Correct Answer:
D
— User interface design
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Q. Which of the following is NOT a feature of TCP?
A.
Connection-oriented
B.
Flow control
C.
Error detection and correction
D.
Broadcast transmission
Show solution
Solution
Broadcast transmission is not a feature of TCP; TCP is a connection-oriented protocol that ensures reliable communication.
Correct Answer:
D
— Broadcast transmission
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Q. Which of the following is NOT a function of the Internet layer in TCP/IP?
A.
Routing packets
B.
Addressing hosts
C.
Error detection
D.
Fragmentation
Show solution
Solution
Error detection is not a primary function of the Internet layer; it is typically handled at the Transport layer.
Correct Answer:
C
— Error detection
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Q. Which of the following is not a mode of operation for the 8051 timer?
A.
Mode 0
B.
Mode 1
C.
Mode 2
D.
Mode 3
Show solution
Solution
The 8051 timer has modes 0, 1, and 2, but not mode 3.
Correct Answer:
D
— Mode 3
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Q. Which of the following is NOT a mode of operation for the 8051 timers?
A.
Mode 0
B.
Mode 1
C.
Mode 2
D.
Mode 3
Show solution
Solution
The 8051 timers operate in modes 0, 1, and 2, but there is no mode 3.
Correct Answer:
D
— Mode 3
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Q. Which of the following is NOT a normal form in database normalization?
A.
First Normal Form (1NF)
B.
Second Normal Form (2NF)
C.
Third Normal Form (3NF)
D.
Fourth Normal Form (4NF)
Show solution
Solution
All options listed are normal forms; however, the question is misleading as they are all valid normal forms. The answer should be rephrased to ask for a non-existent form.
Correct Answer:
D
— Fourth Normal Form (4NF)
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Q. Which of the following is NOT a property of transactions in a database?
A.
Atomicity
B.
Consistency
C.
Isolation
D.
Redundancy
Show solution
Solution
Redundancy is not a property of transactions; the properties are known as ACID: Atomicity, Consistency, Isolation, and Durability.
Correct Answer:
D
— Redundancy
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Q. Which of the following is NOT a property of transactions in a DBMS?
A.
Atomicity
B.
Consistency
C.
Isolation
D.
Redundancy
Show solution
Solution
Redundancy is not a property of transactions; the properties are known as ACID: Atomicity, Consistency, Isolation, and Durability.
Correct Answer:
D
— Redundancy
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Q. Which of the following is NOT a property of transactions in the ACID model?
A.
Atomicity
B.
Consistency
C.
Isolation
D.
Durability
Show solution
Solution
All options listed are properties of transactions in the ACID model; however, the question asks for the one that is NOT a property, which is incorrect.
Correct Answer:
D
— Durability
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