Deck 7: Computer Science and Information Technology on Raid, Middleware, and CPU Scheduling

Question 1

A set of hard disk drives with a controller mounted in a single box, forming a single large storage unit is___________

A)disk array
B)drives
C)compact drives
D)multi-cores

Answer 1

disk array

Question 2

The process in which a file is partitioned into smaller parts and different parts are stored in different disks is___________

A)raid
B)mirroring
C)stripping
D)raid classification

Answer 2

stripping

Question 3

Which of the following uses multiple hard disk platters mounted on a single central shift?

A)disk drives
B)hard disks
C)disk packs
D)compact disks

Answer 3

disk packs

Question 4

Which of the following is not a magnetic disk?

A)floppy
B)winchester
C)zip
D)flash

Question 5

The software substituted for hardware and stored in ROM.

A)synchronous software
B)package software
C)firmware
D)middleware

Question 6

Middleware has enabled the production of various types of smart machines having microprocessor chips with embedded software.

Question 7

A "glue" between client and server parts of application.

A)middleware
B)firmware
C)package
D)system software

Question 8

MOM stands for?

A)message oriented middleware
B)mails oriented middleware
C)middleware of messages
D)main object middleware

Question 9

Storage of firmware is___________        

A)cache memory
B)ram
C)external
D)rom

Question 10

DNS stands for?

A)domain name system
B)direct name system
C)direct network system
D)domain network system

Question 11

A software that lies between the OS and the applications running on it.

A)firmware
B)middleware
C)utility software
D)application software

Question 12

A type of middleware that allows for between the built-in applications and the real- time OS?

A)firmware
B)database middleware
C)portals
D)embedded middleware

Question 13

What is the other name for object middleware?

A)object request interface
B)object enabled interface
C)object request broker
D)object enabled broker

Question 14

The___________calls certain procedures on remote systems and is used to perform synchronous or asynchronous interactions between systems.

A)procedure
B)rpc
C)message oriented
D)db

Question 15

Which module gives control of the CPU to the process selected by the short-term scheduler?

A)dispatcher
B)interrupt
C)scheduler
D)none of the mentioned

Question 16

In priority scheduling algorithm

A)cpu is allocated to the process with highest priority
B)cpu is allocated to the process with lowest priority
C)equal priority processes can not be scheduled
D)none of the mentioned

Question 17

The interval from the time of submission of a process to the time of completion is termed as___________

A)waiting time
B)turnaround time
C)response time
D)throughput

Question 18

Which scheduling algorithm allocates the CPU first to the process that requests the CPU first?

A)first-come, first-served scheduling
B)shortest job scheduling
C)priority scheduling
D)none of the mentioned

Question 19

Which algorithm is defined in Time quantum?

A)shortest job scheduling algorithm
B)round robin scheduling algorithm
C)priority scheduling algorithm
D)multilevel queue scheduling algorithm

Question 20

Process are classified into different groups in___________

A)shortest job scheduling algorithm
B)round robin scheduling algorithm
C)priority scheduling algorithm
D)multilevel queue scheduling algorithm

Question 21

Which one of the following can not be scheduled by the kernel?

A)kernel level thread
B)user level thread
C)process
D)none of the mentioned

Question 22

CPU scheduling is the basis of

A)multiprocessor systems
B)multiprogramming operating systems
C)larger memory sized systems
D)none of the mentioned

Question 23

With multiprogramming___________  is used productively.

A)time
B)space
C)money
D)all of the mentioned

Question 24

What are the two steps of a process execution?

A)i/o & os burst
B)cpu & i/o burst
C)memory & i/o burst
D)os & memory burst