Which of the following are the functions of a operating system
Allocates resources
Monitors Activities
Manages disks and files
All of the above
Correct Answer :
D. All of the above
Related Questions
One computer that is not considered a portable computer is
Minicomputer
A laptop computer
Tablet PC
All of the above
Which of the following is not an electronic computer?
ENIAC
ABC
UNIVAC
EDVAC
Which statement is valid about magnetic tape?
It is a plastic ribbon
It is coated on both sides with iron oxide
It can be erased and reused
All of above
Which of the following is not an input device?
OCR
Optical scanners
COM (Computer Output to Microfilm)
Voice recognition device
Who built the world's first electronic calculator using telephone relays, light bulbs and batteries?
Claude Shannon
Konrard Zues
George Stibits
Howard H. Aiken
A set of information that defines the status of resources allocated to a process is
A) Process control
ALU
Register Unit
Process description
Process control
________ computer is a medium sized computer
Micro
Mainframe
Super
Mini
What is a compiler?
A compiler does a conversion line by line as the program is run
A compiler converts the whole of a higher level program code into machine code in one step
A compiler is a general purpose language providing very efficient execution
None of the above
The capacity of 3.5 inch floppy disk is
1.40 MB
1.44 GB
1.40 GB
1.44 MB
Which of the following is a read only memory storage device?
Floppy Disk
CD-ROM
Hard Disk
None of these
Which of the following is not a binary number?
1
101
202
110
All of the following are examples of storage devices EXCEPT:
hard disk drives
printers
floppy disk drives
CD drives
Which of the following statement is false?
Mechanical analog computers have existed for thousands of years
There are mechanical analog computers and electronic analog computers.
All electronic computers are digital computers
All of above are false
A stand-alone system which produces one page of printed output at a time is
Page printer
Line printer
Laser printer
Dot matrix printer
Why is it unethical to share copyrighted files with your friends?
It is not unethical, because it is legal.
It is unethical because the files are being given for free.
Sharing copyrighted files without permission breaks copyright laws.
It is not unethical because the files are being given for free.
Which of the following code used in present day computing was developed by IBM Corporation?
ASCII
Hollerith Code
Baudot Code
EBCDIC Code
A systems programming language for microcomputers in the Intel family is
PL/C
PL/CT
PL/M
PLA
Which of the following is associated with error detector?
Odd parity bit
Even parity bit
Both of the above
None of above
The output quality of a printer is measured by
Dots per inch
Dot per sq. inch
Dots printed per unit time
All of above
A term associated with the comparison of processing speeds of different computer system is:
EFTS
MPG
MIPS
CPS
Which is a semi conductor memory?
Dynamic
Static
Bubble
Both a & b
Any device that performs signal conversion is
Modulator
Modem
Keyboard
Plotter
The personnel who deals with the computer and its management put together are called
Software
Human ware
Firmware
Hardware
Father of "C" programming language
Dennis Ritchie
Prof John Keenly
Thomas Kurtz
Bill Gates
A hybrid computer
Resembles digital computer
Resembles analogue computer
Resembles both a digital and analogue computer
None of the above
Which unit converts user data into machine readable form?
Input unit
Output unit
ALU
Control Unit
Compilers and interpreters are themselves
High-level language
Codes
Programs
Mnemonics
Which of the following memory medium is not used as main memory system?
Magnetic core
Semiconductor
Magnetic tape
Both semiconductor and magnetic tape
An approach that permits the computer to work on several programs instead of one is
On-line thesaurus
Multiprogramming
Over lapped processing
Outline processor
A system is
an integration of different units so as to achieve an objective
input unit
input and output unit
input, output and storage units