LIST OF ATTEMPTED QUESTIONS AND ANSWERS Multiple Choice Multiple Answer Question The Linux system is composed of three main bodies of code, in line with most traditional UNIX implementations. Which are :Correct Answer Kernel , System libraries , System utilities Your Answer System libraries , Programs , Kernel
Multiple Choice Single Answer Question The class bird should have object Correct Answer Egale Your Answer Egale
Multiple Choice Single Answer Question Objects are essentially :Correct Answer Abstract data type Your Answer Abstract data type
True/False Question
Banker's algorithm is a deadlock-avoidance algorithm.
Correct Answer True Your Answer True
True/False Question
Aging algorithm is based on LRU.
Correct Answer True Your Answer False
Select The Blank Question MULTICS uses a ________ in addition to file access for protection. Correct Answer Ring structure Your Answer Ring structure
True/False
Question
A virus is a fragment of code embedded in a legitimate program
Correct Answer True Your Answer True
Multiple Choice Multiple Answer Question The basic hardware elements involved in I/O are :Correct Answer Buses , Device controllers , Device Your Answer Keyboard , Buses , Device controllers
True/False Question
Main Memory is a volatile storage device that loses its contents when power is turned off. Correct Answer True Your Answer True
Select The Blank Question In queuing diagram , each rectangular box represents a ________. Correct Answer Queue Your Answer Queue
True/False Question
Whenever a trap or interrupt occurs, the hardware switches from user mode to monitor mode. Correct Answer True Your Answer True
Multiple Choice Single Answer Question As process enter the system, they are put into :Correct Answer Job queue Your Answer Job queue
Select The Blank Question During execution, ________ register holds the sector for the data segment. Correct Answer DS Your Answer CS
Multiple Choice Multiple Answer Question The role of the operating system in computer I/O is to :Correct Answer Manage I/O operation and devices , Control I/O operation and devices Your Answer Manage I/O operation and devices , Control I/O operation and devices
Multiple Choice Multiple Answer Question What are the forms of malicious access? Correct Answer Unauthorized reading of data , Unauthorized modification of data , Unauthorized destruction of data Your Answer Unauthorized reading of data , Unauthorized modification of data , Unauthorized destruction of data Select The Blank Question A ________ is a computer or router that sits between the trusted and untrusted systems. Correct Answer Firewall Your Answer Firewall
Multiple Choice Multiple Answer Question Dispatcher functions involves the following :Correct Answer Switching context , Switching to user mode Your Answer Switching context , Switching to user mode
Multiple Choice Multiple Answer Question Many-to-may model is supported by following operating systems :Correct Answer Solaris , IRIX , Digital UNIX Your Answer IRIX , Solaris
Select The Blank Question A ________ controller is built into each disk drive. Correct Answer Disk Your Answer Disk
Match The Following Question Parent process
Correct Answer Child process
Your Answer Child process
Foreground processes Background processes Light-Weight processes
Interactive processes Batch processes Thread
Interactive processes Batch processes Thread
Select The Blank Question A class may be thought of as 'data-type' and object as ________ of that datatype. Correct Answer Variable Your Answer Variable
True/False Question
In Windows NT, interrupt object binds an interrupt service routine to an interrupt source. Correct Answer True Your Answer True
True/False Question
In Windows NT, each process has one or more threads, which are the units of execution dispatched by the kernel. Correct Answer True Your Answer True
Multiple Choice Single Answer Question If Dog derives from Mammal, and Mammal derives from Animal, then Correct Answer Dog inherits Animal's functions and data Your Answer Mammal inherits Animal's functions and data
Multiple Choice Single Answer Question If the process is waiting to be assigned to CPU then it is said to be in :Correct Answer Ready state Your Answer Ready state
Multiple Choice Multiple Answer Question What are the components to memory management under Linux? Correct Answer Physical memory manager , Virtual memory manager
Your Answer
Physical memory manager , Virtual memory manager
Multiple Choice Multiple Answer Question The Moriss Internet Worm was made up of which of the two programs? Correct Answer Grappling hook program , Main program Your Answer Target worm program , Grappling hook program
Select The Blank Question The ________ controller is the controller at the computer end of the bus. Correct Answer Host Your Answer Disk
True/False Question
In Windows NT, kernel is object-oriented.
Correct Answer True Your Answer True
Multiple Choice Single Answer Question C++ is basically a procedural language having extension of Correct Answer Object Oriented technology Your Answer Graphic user interface
Select The Blank Question In queuing diagram, the arrow indicates the flow of ________ in the system. Correct Answer Processes Your Answer Operation
True/False Question
Whenever the operating system gains control of the computer, it is in monitor mode. Correct Answer True Your Answer True
Multiple Choice Single Answer Question C++ is also named as
Correct Answer C with classes Your Answer Visual C++
Multiple Choice Single Answer Question The number of processes that are completed per time unit is called as:Correct Answer Throughput of system Your Answer Efficiency of system
Select The Blank Question A process is ________ if it can affect or be affected by the other processes executing in the system. Correct Answer Cooperating Your Answer Competing
Multiple Choice Single Answer Question Collection of similar datatypes is called as Correct Answer Array Your Answer Array
Match The Following Question Random-access devices Character devices. Block devices Sequential devices
Correct Answer CD-ROM Terminal Disk Modem
Your Answer CD-ROM Terminal Disk Modem
Multiple Choice Multiple Answer Question The device number consists of which two parts in UNIX? Correct Answer Major device number , Minor device number Your Answer Device-id , Device-name
Multiple Choice Single Answer Question The pure Object Oriented language is
Correct Answer Java Your Answer C
Multiple Choice Single Answer Question The concept of OOPS was first introduced in Correct Answer Simula Language Your Answer C language
Multiple Choice Multiple Answer Question Most CPUs have two interrupt request lines. Which are they? Correct Answer Maskable , Non maskable Your Answer Maskable , Non maskable
Multiple Choice Multiple Answer Question Different multithreading models available are :Correct Answer Many-to-one model , One-to-one model , Many-to-many model Your Answer Many-to-one model , One-to-one model , Many-to-many model
Select The Blank Question The ________ of a process is represented in the PCB of a process. Correct Answer Context Your Answer Block