Introduction to Computing MCQs with Answers
Practice important Introduction to Computing MCQs with answers and explanations.
Chapter: 149
Q2121:
What is another name for the program counter in a CPU?
A. Memory pointer
B. Data register
C. Instruction pointer
D. Address register
Correct Answer:
C
Chapter: 149
Q2122:
In a memory block, what is used to link items of data, such as novels by the same author?
A. Memory cell
B. Priority queue
C. Pointer
D. Stack
Correct Answer:
C
Chapter: 149
Q2123:
Which data structure uses pointers to link related items within memory?
A. Array
B. Linked list
C. Stack
D. Queue
Correct Answer:
B
Chapter: 149
Q2124:
What is the primary function of a pointer in data structures?
A. Store data
B. Identify data type
C. Record data location
D. Manage memory allocation
Correct Answer:
C
Chapter: 149
Q2125:
Fill in the blank: A pointer always _____ to the data it refers to.
A. points
B. links
C. holds
D. encodes
Correct Answer:
A
Chapter: 149
Q2126:
Fill in the blank: The program counter is an example of a _____ in a CPU.
A. pointer
B. register
C. processor
D. flag
Correct Answer:
A
Chapter: 149
Q2127:
Fill in the blank: In a linked list of novels, each block of memory may use a pointer to link to the _____ novel by the same author.
A. next
B. previous
C. first
D. last
Correct Answer:
A
Chapter: 149
Q2128:
Fill in the blank: Modern programming languages that support pointers allow for the manipulation of _____ within memory.
A. data types
B. integers
C. linked lists
D. primitive types
Correct Answer:
C
Chapter: 149
Q2129:
Fill in the blank: To find all novels by a given author in a list, one can use pointers to _____ from one book to another.
A. access
B. iterate
C. link
D. compare
Correct Answer:
C
Chapter: 150
Q2130:
What is the primary difference between a database and a traditional file system?
A. Databases are one-dimensional; file systems are multidimensional
B. Databases present information from a single perspective; file systems provide multiple perspectives
C. File systems are multidimensional; databases are one-dimensional
D. File systems present information from a single perspective; databases provide multiple perspectives
Correct Answer:
D
Chapter: 150
Q2131:
What term describes a collection of data that provides multiple perspectives on the information?
A. Flat file
B. Database
C. Spreadsheet
D. Text file
Correct Answer:
B
Chapter: 150
Q2132:
What was a common problem with traditional file systems in an organization?
A. Duplication of information across systems
B. Integration of data within a single system
C. Real-time data access
D. Multi-user support
Correct Answer:
A
Chapter: 150
Q2133:
How did database systems improve over traditional file systems in terms of data management?
A. By integrating information stored in separate systems
B. By limiting data access to a single user
C. By providing a one-dimensional view of data
D. By storing data in separate files
Correct Answer:
A
Chapter: 150
Q2134:
What technology allows management to extract useful information from large amounts of data?
A. Data mining techniques
B. Spreadsheet software
C. Basic file management
D. Manual record-keeping
Correct Answer:
A
Chapter: 150
Q2135:
Which of the following is a major role of database systems on the World Wide Web?
A. Providing an interface between clients and databases
B. Storing physical documents
C. Managing physical inventories
D. None of the above
Correct Answer:
A
Chapter: 150
Q2136:
Fill in the blank: A _____ provides a way to organize data that is accessible from multiple perspectives.
A. flat file
B. database
C. spreadsheet
D. text file
Correct Answer:
B
Chapter: 150
Q2137:
Fill in the blank: Traditional file systems often lead to _____ of information across different systems.
A. duplication
B. integration
C. real-time access
D. redundancy
Correct Answer:
A
Chapter: 150
Q2138:
Fill in the blank: Modern database technology combined with _____ has popularized the role of databases on the World Wide Web.
A. data mining
B. manual entry
C. data warehousing
D. spreadsheet analysis
Correct Answer:
A
Chapter: 150
Q2139:
Fill in the blank: The World Wide Web has popularized a new role for database technology where the database is considered the _____.
A. storage system
B. product intermediary
C. company’s product
D. backup solution
Correct Answer:
C
Chapter: 150
Q2140:
Fill in the blank: _____ is used to develop techniques to bring information from a database to the decision-making process.
A. Database research
B. Flat file analysis
C. Manual record keeping
D. Spreadsheet analysis
Correct Answer:
A