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Operating Systems

Total questions: 100

Worksheet time: 49mins

Name
Class
Date
1.

What is the main function of the command interpreter?

a)

to provide the interface between the API and application program

b)


to handle the files in the operating system

c)

to get and execute the next user-specified command

d)

none of the mentioned

2.

Tree Popular Operating Systems

a)

Linux

b)

Symbian

c)

Windows

d)

Mac

3.

These are persons or things that use something such as place, product, machines, and other computers. What is it?

a)

Hardware

b)

Software

c)

Data and Information

d)

Users

4.

What should you do once you have completed your note on an account?

a)

Speak to your line manager

b)

Move onto the next call

c)

Do nothing with the account

d)

Disposition the account via ATLAS

5.

Where will the most recent files be on ATLAS?

a)

Higher on the list

b)

Lower on the List

c)

Depends on which letter their surname begins with

d)

There is no order

6.

True or False: Agents can change any flags on an account

a)

True

b)

False

7.

What viewpoint, does the operating system is a resource allocator?

a)

User view

b)

System view

c)

Icon view

d)

Background view

8.

True or False: Signup and Product Activation is where we look for a customers application status

a)

False

b)

True

9.

True or False: The ATLAS tabs for Applications and Accounts are the not the same

a)

False

b)

True

10.
What operating system is this a symbol of?
a)
Mac OS X
b)
Windows
c)
Linux
d)
IBM
11.

True or False: The signposting flag will not send a signpost email to the customer

a)

True

b)

False

12.

Which is not in the PCB

a)

Process state

b)

resources needed

c)

program counter

d)

processor size

13.

The term OS is short for?

a)

Apple

b)

Operating Software

c)

Operating System

d)

Overload System

14.

The operating system is a type of

a)

system software

b)

general purpose software

c)

utility software

d)

application software

15.

How would you identify a SafetyNet old account?

a)

Blue SafetyNet

b)

Orange SafetyNet

c)

Yellow SafetyNet

d)

Red SafetyNet

16.

Which is NOT a function of Operating Systems?

a)

Booting the Computer

b)

Networking

c)

Streaming content

d)

Device Management

17.

POST is short for

a)

Power On Self Test

b)

Power Off Self Test

c)

Program On Self test

d)

Program Off Self Test

18.

How many different sections is the Notes tab split into?

a)

3

b)

4

c)

6

d)

2

19.

Which is not the three functions performed by an Operating system?

a)

Convenience

b)

Efficiency

c)

Complexity

d)

Ability to Evolve

20.

On the DPA screen, which option should you use as the 3rd yes?

a)

Mobile Number

b)

Employer

c)

Email Address

d)

last 4 digits of debit card

21.

POST is short for

a)

Power On Self Test

b)

Power Off Self Test

c)

Program On Self test

d)

Program Off Self Test

22.
Allocating time on the processor to individual processes is known as...
a)
CPU Scheduling
b)
CPU Timing
c)
CPU Clocking
d)
CPU Sorting
23.
A process is a...
a)
program in execution
b)
program on the hard drive
c)
high level program
d)
low level program 
24.
What are the two ways an OS can close a file?
a)
Normally or Abnormally
b)
Mouse Click or Automatic
c)
Simple or Complex
d)
Complete or Partial
25.
Which of the following is not a resource managed by the OS?
a)
Bandwidth
b)
Secondary Storage
c)
RAM
d)
Programs
26.
The OS provides a platform that enables what to be run?
a)
Applications
b)
Hardware
c)
Cache
d)
Processes
27.
A message sent by the OS to change the CPU schedule is known as...
a)
Interupt
b)
Poll
c)
Cache
d)
Defrag
28.

Which of these is not a function of an OS:

a)

Provide a user interface

b)

Communicate with hardware

c)

Allow the computer to multi-task

d)

Improves CPU performance

29.

What do device drivers do?

a)

Allows the OS to communicate with hardware

b)

Drives around the motherboard

c)

Increases the amount of storage

30.

Which of these is an advantage to using a command-line interface over a GUI?

a)

More interactive

b)

Easier to use

c)

Less resource heavy

31.

What type of operating system is Windows 10?

a)

Single-user OS

b)

Multi-user OS

32.
A(n) ______________________ is the most important software that runs on a computer.
a)
Operating System
b)
Windows
c)
Anti Virus
d)
iOS
33.
Which of the following is the most recent version of Windows?
a)
Windows 8
b)
Windows 7
c)
Windows 10
34.
What is the purpose of an operating system?
a)
Manage software on computer
b)
Manage hardware on computer
c)
Manage all hardware & software on computer
35.
Which of the following operating systems can you freely modify if you choose?
a)
OS X
b)
iOS
c)
BlackBerry
d)
Linux
36.
Keeping track of the location of processes in memory and allocating space to new processes is known as...
a)
Memory Management
b)
Process Management
c)
Memory Scheduling
d)
Process Scheduling
37.
A process is a...
a)
program in execution
b)
program on the hard drive
c)
high level program
d)
low level program 
38.
Which of the following is not a resource managed by the OS?
a)
Bandwidth
b)
Secondary Storage
c)
RAM
d)
Programs
39.

What do device drivers do?

a)

Allows the OS to communicate with hardware

b)

Drives around the motherboard

c)

Increases the amount of storage

40.

What type of operating system is Windows 10?

a)

Single-user OS

b)

Multi-user OS

41.
A(n) ______________________ is the most important software that runs on a computer.
a)
Operating System
b)
Windows
c)
Anti Virus
d)
iOS
42.
Which of the following is the most recent version of Windows?
a)
Windows 8
b)
Windows 7
c)
Windows 10
43.
What is the purpose of an operating system?
a)
Manage software on computer
b)
Manage hardware on computer
c)
Manage all hardware & software on computer
44.

The program in our operating system always deals with what address?

a)

logical address

b)

virtual address

c)

both

d)

neither

45.

Click on all the examples of Operating Systems

a)

Windows

b)

iOS

c)

Google Docs

46.

To access the services of operating system, the interface is provided by the ___________

a)

System calls

b)

API

c)

Library

d)

Assembly instructions

47.

The primary purpose of an operating system is:

a)

To make the most efficient use of the computer hardware

b)

To allow people to use the computer,

c)

To keep systems programmers employed

d)

To make computers easier to use

48.

The strategy of allowing processes that are logically runnable to be temporarily suspended is called

a)

preemptive scheduling

b)

non preemptive scheduling

c)

shortest job first

d)

first come first served

49.

Semaphores are used to solve

a)

Deadlock

b)

Mutual exclusion

c)

Inter-process Communication

d)

Messaging

50.

Only the process executing the critical section is allowed access to the shared variable,all other processes should prevented from doing so until the completion of the critical section. This is often referred to as-

a)

Mutual exclusion

b)

semaphores

c)

Deadlock

d)

Interprocess communication

51.

Banker’s algorithm is used as-

a)

Deadlock occurrence method

b)

Deadlock avoidance method

c)

Deadlock detection method

d)

Deadlock recovery method

52.

The ability for a computer to execute more than one task simultaneously

a)

multitasking

b)

multiprogramming

c)

multiprocessing

d)

timesharing

53.

The operating system is a type of

a)

system software

b)

general purpose software

c)

utility software

d)

application software

54.

Which is not a process state?

a)

waiting

b)

terminated

c)

blocked

d)

redirected

55.

A signal sent by a hardware or software to CPU indicating that something needs attention

a)

disturbance

b)

interrupt

c)

waiting

d)

exclusion

56.

FCFS is operates similar to a

a)

stack

b)

sorting algorithm

c)

circle

d)

queue

57.

Round robin scheduling falls under the category of ____________

a)

Non-preemptive scheduling

b)

Preemptive scheduling

c)

All of the mentioned

d)

None of the mentioned

58.

With round robin scheduling algorithm in a time shared system ____________

a)

using very large time slices converts it into First come First served scheduling algorithm

b)

using very small time slices converts it into First come First served scheduling algorithm

c)

using extremely small time slices increases performance

d)

using very small time slices converts it into Shortest Job First algorithm

59.

The portion of the process scheduler in an operating system that dispatches processes is concerned with ____________

a)

assigning ready processes to CPU

b)

assigning ready processes to waiting queue

c)

assigning running processes to blocked queue

d)

all of the mentioned

60.

Complex scheduling algorithms ____________

a)

are very appropriate for very large computers

b)

use minimal resources

c)

use many resources

d)

all of the mentioned

61.

What is FIFO algorithm?

a)

first executes the job that came in last in the queue

b)

first executes the job that came in first in the queue

c)

first executes the job that needs minimal processor

d)

first executes the job that has maximum processor needs

62.

The strategy of making processes that are logically runnable to be temporarily suspended is called ____________

a)

Non preemptive scheduling

b)

Preemptive scheduling

c)

Shortest job first

d)

First come First served

63.

What is Scheduling?

a)

allowing a job to use the processor

b)

making proper use of processor

c)

all of the mentioned

d)

none of the mentioned

64.

There are 10 different processes running on a workstation. Idle processes are waiting for an input event in the input queue. Busy processes are scheduled with the Round-Robin time sharing method. Which out of the following quantum times is the best value for small response times, if the processes have a short runtime, e.g. less than 10ms?

a)

tQ = 15ms

b)

tQ = 40ms

c)

tQ = 45ms

d)

tQ = 50ms

65.

Orders are processed in the sequence they arrive if _______ rule sequences the jobs.

a)

earliest due date

b)

slack time remaining

c)

first come, first served

d)

critical ratio

66.

Which of the following algorithms tends to minimize the process flow time?

a)

First come First served

b)

Shortest Job First

c)

Earliest Deadline First

d)

Longest Job First

67.

Under multiprogramming, turnaround time for short jobs is usually ________ and that for long jobs is slightly ___________

a)

Lengthened; Shortened

b)

Shortened; Lengthened

c)

Shortened; Shortened

d)

Shortened; Unchanged

68.

Which of the following statements are true? (GATE 2010)

I. Shortest remaining time first scheduling may cause starvation

II. Preemptive scheduling may cause starvation

III. Round robin is better than FCFS in terms of response time

a)

I only

b)

I and III only

c)

II and III only

d)

I, II and III

69.
Which of the following operating systems can you freely modify if you choose?
a)
OS X
b)
iOS
c)
BlackBerry
d)
Linux
70.
Function of system software is to serve as the _________ between the user, the application software, and the computer’s hardware
a)
interface
b)
program
c)
application
d)
server
71.
_________________are programs that designed to help users to be more productive with their personal tasks.
a)
Software
b)
System Software
c)
Application software
d)
Utility program
72.
Allocating time on the processor to individual processes is known as...
a)
CPU Scheduling
b)
CPU Timing
c)
CPU Clocking
d)
CPU Sorting
73.
The picture shows a type of user interface as a function of operating system
a)
Command Line
b)
Graphical user interface
74.
A process is a...
a)
program in execution
b)
program on the hard drive
c)
high level program
d)
low level program 
75.
Allocating time on the processor to individual processes is known as...
a)
CPU Scheduling
b)
CPU Timing
c)
CPU Clocking
d)
CPU Sorting
76.
Which of the following is not a resource managed by the OS?
a)
CPU
b)
Cache
c)
Graphics Processor
d)
Data
77.

BIOS is a part of which function?

a)

Memory Management

b)

Bootstrap Process

c)

Process Management

d)

System Restore

78.

This is a type of system software

a)

Disk Cleaner

b)

Notepad

c)

Backup and restore

d)

VideoLAN

79.
Which of the following operating systems can you freely modify if you choose?
a)
OS X
b)
iOS
c)
BlackBerry
d)
Linux
80.
Peter, a friend of yours, has a piece of software that was written for Mac OS X. Which of the following OSs will that software run on?
a)
Mac OS X only 
b)
Mac OS X and Linux
c)
Mac OS X and Chrome OS
d)
Mac OS X, Linux, and Chrome OS
81.
You just deleted a shortcut to an important work presentation. What happened to the data in the presentation?
a)
Nothing
b)
It's in the Recycle Bin/Trash
c)
It's deleted
d)
It's in the recovery partition
82.
________________programs that control or maintain the operations of the computer and its devices.
a)
Software
b)
System Software
c)
Application software
d)
Utility program
83.
_________________are programs that designed to help users to be more productive with their personal tasks.
a)
Software
b)
System Software
c)
Application software
d)
Utility program
84.
Function of system software is to serve as the _________ between the user, the application software, and the computer’s hardware
a)
interface
b)
program
c)
application
d)
server
85.
There are three(3) types of system software
a)
True
b)
False
86.
_____________is a type of system software allows that allow a user to perform  maintenance-type tasks
a)
Operating system
b)
System Software
c)
Application software
d)
Utility program
87.
The picture shows a type of user interface as a function of operating system
a)
Command line
b)
Graphical user interface
88.
The picture shows a type of user interface as a function of operating system
a)
Command Line
b)
Graphical user interface
89.
Allocating time on the processor to individual processes is known as...
a)
CPU Scheduling
b)
CPU Timing
c)
CPU Clocking
d)
CPU Sorting
90.
What is defragmentation?
a)
Rearranging files to occupy contiguous space.
b)
Speeding up processing.
c)
Rearranging the RAM.
d)
Rearranging processes queued for processing.
91.
When the OS creates temporary RAM on the Hard Drive it is known as...
a)
Virtual Memory
b)
Cache
c)
Registering
d)
Defragmenting
92.

A message sent by the OS to change the CPU schedule is known as...

a)

Interrupt

b)

Poll

c)

Cache

d)

Defrag

93.
Keeping track of the location of processes in memory and allocating space to new processes is known as...
a)
Memory Management
b)
Process Management
c)
Memory Scheduling
d)
Process Scheduling
94.
What happens when RAM is full?
a)
The computer crashes
b)
Virtual Memory is used
c)
An interrupt is raised
d)
The computer explodes
95.

The term OS is short for?

a)

Apple

b)

Operating Software

c)

Operating System

d)

Overload System

96.
Processor scheduling is one of the functions managed by the OS.  Which one is a scheduling method used by the scheduler
a)
Round To It
b)
Round Table
c)

Round Robin

97.
The purpose of the GUI is to
a)
hide the complexities of the machine from the user
b)
Guide the user
c)
to make the screen look nice
98.
A computer can function without an operating system
a)
True
b)
False
99.
Function of system software is to serve as the _________ between the user, the application software, and the computer’s hardware
a)
interface
b)
program
c)
application
d)
server
100.
There are three(3) types of system software
a)
True
b)
False

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