Question 1

UNIX uses a ____ to keep track of which processes are using shared program code.

Accepted Answer

A)  pointer 
B)  text table 
C)  binary file 
D)  database 
A)  pointer 
B)  text table 
C)  binary file 
D)  database B

Question 2

Demand paging requires more complicated hardware configurations than swapping in that it increases the system overhead and under heavy loads,might lead to thrashing.

Accepted Answer

A) True 
 B)False  True

Question 3

When the UNIX Processor Manager is deciding which process from the READY queue will be loaded into memory to be run first,it chooses the process ____.

Accepted Answer

A)  with the lowest priority 
B)  which has been waiting longest for an execution slot 
C)  with the least amount of time remaining to execute 
D)  with the longest time spent on the secondary storage 
A)  with the lowest priority 
B)  which has been waiting longest for an execution slot 
C)  with the least amount of time remaining to execute 
D)  with the longest time spent on the secondary storage D

Question 4

UNIX can be mastered by novice programmers in a matter of weeks.

Accepted Answer

A) True 
 B)False

Question 5

UNIX and Linux strongly resemble each other in many ways but are different operating systems.

Accepted Answer

A) True 
 B)False

Question 6

The exec family of commands-execl,execv,execle,execlp and execvp-is used to start execution of a new program from another program.

Accepted Answer

A) True 
 B)False

Question 7

The command ____ is used to lower the priority of a process.

Accepted Answer

A)  lp 
B)  set priority 
C)  nice 
D)  low 
A)  lp 
B)  set priority 
C)  nice 
D)  low

Question 8

The ____ command is used to delete a file or directory.

Accepted Answer

A)  rm 
B)  mv 
C)  del 
D)  erase 
A)  rm 
B)  mv 
C)  del 
D)  erase

Question 9

The system command,split,splits a program into two copies,which are both running from the statement after the command.

Accepted Answer

A) True 
 B)False

Question 10

In UNIX,swapping uses a round robin memory-management policy.

Accepted Answer

A) True 
 B)False

Question 11

The portability of UNIX is attributed to the fact that most of it is written in the high-level language Java.

Accepted Answer

A) True 
 B)False

Question 12

In UNIX,the process table is set up when the process is created and is deleted when the process terminates.

Accepted Answer

A) True 
 B)False

Question 13

The command ____ is used to find a specified string of characters in a file.

Accepted Answer

A)  cp 
B)  mv 
C)  grep 
D)  ls 
A)  cp 
B)  mv 
C)  grep 
D)  ls

Question 14

The UNIX I/O system is divided into the block I/O system and the interactive I/O system.

Accepted Answer

A) True 
 B)False

Question 15

When was the first version of UNIX written?

Accepted Answer

A)  1969 
B)  1971 
C)  1975 
D)  1984 
A)  1969 
B)  1971 
C)  1975 
D)  1984

Question 16

The second column in a UNIX directory listing indicates the number of links,also known as the number of aliases,that refer to the same physical file.

Accepted Answer

A) True 
 B)False

Question 17

A strength of UNIX is its true multitasking capabilities.

Accepted Answer

A) True 
 B)False

Question 18

A pipe is the operating system's way to connect the output from one program to the input of another without the need for temporary or intermediate files.

Accepted Answer

A) True 
 B)False

Question 19

In UNIX,the file ____ contains the parameters that control resources such as the number of internal buffers for the kernel and the size of the swap space.

Accepted Answer

A)  config.sys 
B)  conf.ini 
C)  ctrl.conf 
D)  conf.c 
A)  config.sys 
B)  conf.ini 
C)  ctrl.conf 
D)  conf.c

Question 20

Each physical device in UNIX is identified by a minor device number,a major device number,and a contact address.

Accepted Answer

A) True 
 B)False

UNIX uses a ____ to keep track of which processes are using shared program code.

Demand paging requires more complicated hardware configurations than swapping in that it increases the system overhead and under heavy loads,might lead to thrashing.

When the UNIX Processor Manager is deciding which process from the READY queue will be loaded into memory to be run first,it chooses the process ____.

UNIX can be mastered by novice programmers in a matter of weeks.

UNIX and Linux strongly resemble each other in many ways but are different operating systems.

The exec family of commands-execl,execv,execle,execlp and execvp-is used to start execution of a new program from another program.

The command ____ is used to lower the priority of a process.

The ____ command is used to delete a file or directory.

The system command,split,splits a program into two copies,which are both running from the statement after the command.

In UNIX,swapping uses a round robin memory-management policy.

The portability of UNIX is attributed to the fact that most of it is written in the high-level language Java.

In UNIX,the process table is set up when the process is created and is deleted when the process terminates.

The command ____ is used to find a specified string of characters in a file.

The UNIX I/O system is divided into the block I/O system and the interactive I/O system.

When was the first version of UNIX written?

The second column in a UNIX directory listing indicates the number of links,also known as the number of aliases,that refer to the same physical file.

A strength of UNIX is its true multitasking capabilities.

A pipe is the operating system's way to connect the output from one program to the input of another without the need for temporary or intermediate files.

In UNIX,the file ____ contains the parameters that control resources such as the number of internal buffers for the kernel and the size of the swap space.

Each physical device in UNIX is identified by a minor device number,a major device number,and a contact address.

Introducing Operating Systems

Early Memory Management Systems

Memory Management Includes Virtual Memory

Processor Management

Process Synchronization

Concurrent Processes

Device Management

File Management

Network Organization Concepts

Management of Network Functions

Security and Ethics

System Management

Windows Operating Systems

Linux Operating Systems

Android Operating Systems

Filters

Exam 13: Unix Operating Systems

UNIX uses a ____ to keep track of which processes are using shared program code.

Demand paging requires more complicated hardware configurations than swapping in that it increases the system overhead and under heavy loads,might lead to thrashing.

When the UNIX Processor Manager is deciding which process from the READY queue will be loaded into memory to be run first,it chooses the process ____.

UNIX can be mastered by novice programmers in a matter of weeks.

UNIX and Linux strongly resemble each other in many ways but are different operating systems.

The exec family of commands-execl,execv,execle,execlp and execvp-is used to start execution of a new program from another program.

The command ____ is used to lower the priority of a process.

The ____ command is used to delete a file or directory.

The system command,split,splits a program into two copies,which are both running from the statement after the command.

In UNIX,swapping uses a round robin memory-management policy.

The portability of UNIX is attributed to the fact that most of it is written in the high-level language Java.

In UNIX,the process table is set up when the process is created and is deleted when the process terminates.

The command ____ is used to find a specified string of characters in a file.

The UNIX I/O system is divided into the block I/O system and the interactive I/O system.

When was the first version of UNIX written?

The second column in a UNIX directory listing indicates the number of links,also known as the number of aliases,that refer to the same physical file.

A strength of UNIX is its true multitasking capabilities.

A pipe is the operating system's way to connect the output from one program to the input of another without the need for temporary or intermediate files.

In UNIX,the file ____ contains the parameters that control resources such as the number of internal buffers for the kernel and the size of the swap space.

Each physical device in UNIX is identified by a minor device number,a major device number,and a contact address.

Introducing Operating Systems

Early Memory Management Systems

Memory Management Includes Virtual Memory

Processor Management

Process Synchronization

Concurrent Processes

Device Management

File Management

Network Organization Concepts

Management of Network Functions

Security and Ethics

System Management

Windows Operating Systems

Linux Operating Systems

Android Operating Systems

Filters