Question 1

Which of the following statements about backup operations is false?

Accepted Answer

A)  Physical backups duplicate a storage device's data at the bit level. 
B)  Logical backups store file system data and its logical structure. 
C)  Physical backups are appropriate for a user to restore a single file from the backup. 
D)  Logical backups may not store hidden system files. 
A)  Physical backups duplicate a storage device's data at the bit level. 
B)  Logical backups store file system data and its logical structure. 
C)  Physical backups are appropriate for a user to restore a single file from the backup. 
D)  Logical backups may not store hidden system files.

Question 2

The mount command combines multiple file systems into one ________ and allows users to access data from different locations as if all files were located inside the native file system.

Accepted Answer

A)  namespace 
B)  root directory 
C)  physical view 
D)  pathname 
A)  namespace 
B)  root directory 
C)  physical view 
D)  pathname

Question 3

A ________ is software that controls access to data in a database.

Accepted Answer

A)  database management server 
B)  structured query language 
C)  database management system 
D)  data manipulation language 
A)  database management server 
B)  structured query language 
C)  database management system 
D)  data manipulation language

Question 4

The UNIX-based operating systems use ________ as a delimiter between parts of a pathname; Windows operating systems use ________.

Accepted Answer

A)  /, \ 
B)  /, : 
C)  \, / 
D)  /, / 
A)  /, \ 
B)  /, : 
C)  \, / 
D)  /, /

Question 5

Microsoft's FAT file system uses a(n) ________ file allocation scheme.

Accepted Answer

A)  contiguous 
B)  linked-list noncontiguous 
C)  tabular noncontiguous 
D)  indexed noncontiguous 
A)  contiguous 
B)  linked-list noncontiguous 
C)  tabular noncontiguous 
D)  indexed noncontiguous

Question 6

The ________ operation forms a relation from more than one relation.

Accepted Answer

A)  join 
B)  projection 
C)  subset 
D)  merge 
A)  join 
B)  projection 
C)  subset 
D)  merge

Question 7

Which one of the following statements about access control matrices is true?

Accepted Answer

A)  In an installation with a large number of users and number of files, the matrix would be quite small. 
B)  Because allowing access to a file is the exception rather than the rule, the matrix will be rather dense. 
C)  The entry aij is 1 if user i is allowed access to file j. 
D)  The entry aij is 1 if user i may not be access file j. 
A)  In an installation with a large number of users and number of files, the matrix would be quite small. 
B)  Because allowing access to a file is the exception rather than the rule, the matrix will be rather dense. 
C)  The entry aij is 1 if user i is allowed access to file j. 
D)  The entry aij is 1 if user i may not be access file j.

Question 8

The volatility attribute of a file specifies ________.

Accepted Answer

A)  the frequency with which additions and deletions are made to a file 
B)  whether the file is stored on a volatile medium 
C)  the percentage of a file's records accessed during a given period of time 
D)  restrictions placed on access to data in a file 
A)  the frequency with which additions and deletions are made to a file 
B)  whether the file is stored on a volatile medium 
C)  the percentage of a file's records accessed during a given period of time 
D)  restrictions placed on access to data in a file

Question 9

A particular element (row) of a relation is called a ________.

Accepted Answer

A)  field 
B)  primary key 
C)  tuple 
D)  result set 
A)  field 
B)  primary key 
C)  tuple 
D)  result set

Which of the following statements about backup operations is false?

The mount command combines multiple file systems into one ________ and allows users to access data from different locations as if all files were located inside the native file system.

A ________ is software that controls access to data in a database.

The UNIX-based operating systems use as a delimiter between parts of a pathname; Windows operating systems use .

Microsoft's FAT file system uses a(n) ________ file allocation scheme.

The ________ operation forms a relation from more than one relation.

Which one of the following statements about access control matrices is true?

The volatility attribute of a file specifies ________.

A particular element (row) of a relation is called a ________.

Exploring Operating Systems and Distributed Computing: a Comprehensive Overview

Understanding Computer Systems and Programming Concepts

Understanding Processes and Threads in Operating Systems

Exploring Semaphores and Multithreading in Operating Systems

Exploring Thread Synchronization and Mutual Exclusion in Java

Concurrency and Deadlock in Database Systems: Exploring Monitor Implementation and Thread Synchronization in Java

Operating System Scheduling and Deadlock Prevention: a Comprehensive Guide

Understanding Processor Scheduling and Memory Management in Operating Systems

Memory Management in Operating Systems: Segmentation, Paging, and Strategies for Efficiency

Memory Management and Address Translation in Operating Systems

Memory Management and Page Replacement Strategies in Operating Systems

Disk Storage and Raid Technology

Exploring Performance Evaluation and Benchmarking in Computer Systems

Understanding Multiprocessor Organizations and System Performance

Understanding the Layers of the TCP/IP Protocol Stack

Understanding Distributed Systems and Operating Systems

Exploring Distributed File Systems and Grid Computing With NFS, AFS, Coda, and JXTA

Security Threats and Solutions in Cryptography and Access Control

Exploring the Linux Operating Systems Features and Functionality

In-Depth Analysis of Windows XP

Filters

Exam 13: Understanding File Systems and Database Systems: a Comprehensive Overview

Which of the following statements about backup operations is false?

The mount command combines multiple file systems into one ________ and allows users to access data from different locations as if all files were located inside the native file system.

A ________ is software that controls access to data in a database.

The UNIX-based operating systems use ________ as a delimiter between parts of a pathname; Windows operating systems use ________.

Microsoft's FAT file system uses a(n) ________ file allocation scheme.

The ________ operation forms a relation from more than one relation.

Which one of the following statements about access control matrices is true?

The volatility attribute of a file specifies ________.

A particular element (row) of a relation is called a ________.

Exploring Operating Systems and Distributed Computing: a Comprehensive Overview

Understanding Computer Systems and Programming Concepts

Understanding Processes and Threads in Operating Systems

Exploring Semaphores and Multithreading in Operating Systems

Exploring Thread Synchronization and Mutual Exclusion in Java

Concurrency and Deadlock in Database Systems: Exploring Monitor Implementation and Thread Synchronization in Java

Operating System Scheduling and Deadlock Prevention: a Comprehensive Guide

Understanding Processor Scheduling and Memory Management in Operating Systems

Memory Management in Operating Systems: Segmentation, Paging, and Strategies for Efficiency

Memory Management and Address Translation in Operating Systems

Memory Management and Page Replacement Strategies in Operating Systems

Disk Storage and Raid Technology

Exploring Performance Evaluation and Benchmarking in Computer Systems

Understanding Multiprocessor Organizations and System Performance

Understanding the Layers of the TCP/IP Protocol Stack

Understanding Distributed Systems and Operating Systems

Exploring Distributed File Systems and Grid Computing With NFS, AFS, Coda, and JXTA

Security Threats and Solutions in Cryptography and Access Control

Exploring the Linux Operating Systems Features and Functionality

In-Depth Analysis of Windows XP

Filters

The UNIX-based operating systems use as a delimiter between parts of a pathname; Windows operating systems use .