WorksheetsOS CLASS TEST 5
Total questions: 51
Worksheet time: 32mins
Hardware devices that allow data to be transmitted to the computer is called?
Output Devices
Input Devices
Direct Data Entry
Storage Devices
An input device used to enter characters and functions into the computer system pressing buttons, called?
Remote control
Keyboard
Mouse
Touch screen
An input device used to operate another device from a distance, usually wirelessly, called?
Joystick
Touch screen
Remote control
Pointing device
A machine that examines the body through the use of radiation and ultrasound as a diagnostic aid, called?
Touch screen
Printer
Scanner
Digital camera
Choose two advantages of video camera compared to digital camera
DV file extension gives very high quality of image
Easier and faster to upload images
Easier to manipulate footage using specialist software
Memory card can store thousand of pictures
What is MICR stands for?
Magnetic Ink Character Recognition
Mark Ink Character Recognition
Magnetic Infuser Character Recognition
Magnetic Ink Compiler Recognition
Consider disk queue with 98 183 37 122 14 124 65 67 & head at 53. Head movement to serve 1st request using FCFS?
14
183
98
None of the Above
Consider disk queue with 98 183 37 122 14 124 65 67 & head at 53. Head movement to serve 1st request using SSTF?
65
37
98
None of the Above
RAID provides _________________ of data storage
Reliability
Performance
Both Reliability and Performance
none of the above
RAID implementation methods are
hardware
software
system
both hardware and software
In Array, External RAID controller act as a -______________between host and disk
Interface
Implementation
Bridge
none of the above
______________provide data redundancy by error checking and data recovery
Mirroring
Parity
Scanning
Stripping
Which of the following RAID types uses drive mirroring to provide redundancy?
RAID 0
RAID 1
RAID 5
RAID 6
breaks data into units and stores the units across a series of disks by reading and writing to all disks simultaneously.
RAID 0 (Striping)
RAID 1 (Mirroring)
RAID 5 (Striping with Distributed Parity)
RAID 10 (Stripe of Mirrors)
It is the collective term for all the documents, photos, videos and others in computer.
File
File folder
File system
search engine
Which of the following are advantages of sequential file organization and access?
Sorting makes it easy to access records.
Sequential file is best use of storage space.
Sequential file is a time consuming process.
It supports modern technologies that require fast access to stored records.
A disk device in which a computer can go directly to the desired record on the disk is called a(n) __________.
sequential file access
index-sequential file access
direct file access
What is the arrangement of records using Indexed sequential file ordering
Ordered
Unordered
A company distributes a list among its employees for ordering stationery items. Each item is added as it is requested. This is an example of which file organization/access method?
Sequential file access
random/direct file access
serial file access
index sequential file access
A software company has a list of customers that owes money for product purchased on credit. Each customer's record must be accessible to update their balance when they pay an instalment. This is an example of which file organization/access method?
Sequential file access
random/direct file access
serial file access
index sequential file access
When starting a new project in Maya or After Effects you should
Create a new folder and leave it as a new folder.
Create a new folder and rename as the project name.
Create a new folder and rename it first initial last name underscore project name.
It’s most useful and practical if the data inside a file is organized in a standardized way, which is called ____
syntax
a file format
a nested hierarchy
a configured file
The most straightforward file format is found in text files, also known as ___
TEX files
BIN files
TXT files
EXT files
What character encoding standard is used in TXT files?
TERMINAL
MS-DOS
MIME
ASCII
Which type of file format is used to store audio data?
TXT
BIN
WAV
BMP
On a computer, pictures are made up of little tiny square elements called ___
pixels
amplitudes
snippets
metadata
What is the purpose of protection in file system?
To keep data save from improper access.
To allow anyone to access any file freely.
To reserve the files for administrator access only.
Which of the following is the operations that can be controlled for a file?
Write
Append
Search
Delete
Which of the following describes the Write operation?
Users can run programs in a folder.
Users can create new files and folders.
Users can view file names and subfolder names.
"User can make changes to a file without changing, deleting or overwriting existing data." This statement refers to which of the following operations?
Read
Write
Append
List
Which of these is NOT a method of physical security?
Locks
Keypads
RFID
Password
RFID stands for Radio (a) Identification
What term means to use your body measurements to give you access to a system?
Biometrics
Biogenics
Biometry
Which term means to prove something is true?
Validation
Verification
Valuation
L:\Computing\Mrs Sharpe\Year 9\Bringing it together\L3\crossword.png is an example of a _____________ .
File path
File locator
Document path
Document locator
In the following file path L:\Computing\Mrs Sharpe\Year 9\Bringing it together\L3\crossword.png
L:\ is an example of
a driver base
a subfolder
a drive letter
an extension
a filename
In the following file path L:\Computing\Mrs Sharpe\Year 9\Bringing it together\L3\crossword.png
Computing is an example of
a driver base
a subfolder
a drive letter
an extension
a filename
Commands tell the operating system to carry out different file-related operations. Save .....
stores a file by creating a filename and choosing a location
stores a copy of the file under a different name or location
creates a new file
Change your current directory
cd ..
cd
cd -
