9.6* OUTSOURCING INFORMATION SYSTEMS:If a firm does not want to use its own internal resources to build and operate information systems, it can hire an external organization that specializes in providing these services to do the work. The process of turning over an organization’s computer central operations, telecommunications networks, or applications development to external vendors of these services is called outsourcing. Outsourcing information system is not a new phenomenon. Outsourcing options...
program Cheat;{$APPTYPE CONSOLE}
uses SysUtils,Classes;
TNotify=procedure(Sender:TObject) of object;
TEngine=class
procedure Start;begin Writeln('Engine')end;
end;
TCar=class
private
FEngine:TEngine;FOnDrive:TNotify;class var GCount:Integer;FModel:String;FSpeed:Integer;
procedure SetSpeed(v:Integer);begin FSpeed:=v end;
protected
public
constructor Create;overload;constructor Create(E:TEngine);overload;
destructor Destroy;override;
procedure Drive;virtual;begin if Assigned(FOnDrive) then FOnDrive(
Ramjet engine, also known as a Ram engine, is a type of air-breathing jet engine that operates by using the engine’s forward motion to compress incoming air without the need for rotating compressor blades. It has no moving parts and works efficiently at supersonic speeds (above Mach 1).
Working Principle: •Air enters the inlet at high speed due to the aircraft's motion. •The air is compressed and slowed down in the inlet. •Fuel is injected and ignited in the combustion chamber. •The
Beasts of every land and clime,
Hearken to my joyful tiding,
Of the golden future time.”**
These lines are from the song "Beasts of England" in George Orwell’s allegorical novella Animal Farm. The song is introduced by Old Major, a visionary boar, who shares his dream of an animal utopia where all creatures are free from human oppression.:
Old Major begins the song by addressing all animals regardless of their region (“land and clime”). He
"The Parrot in the Cage" is a short story by Mulk Raj Anand, one of India’s most prominent writers in English. Known for his humanistic themes, Anand often explores injustice, suffering, and social realities in his works. This story is a symbolic and emotional monologue of a parrot, trapped in a cage and voicing its sorrow and longing for freedom. The story is a strong allegory for human suffering, particularly
George Orwell’s Animal Farm is a brilliant allegorical novella that uses animals on a farm to represent political figures and ideologies. It is rich with symbolism, serving as a powerful critique of totalitarianism, particularly Stalinist Russia. Orwell uses characters, events, and objects symbolically to mirror the events of the Russian Revolution of 1917 and its aftermath.
The entire book is
1. Fertilization
Frogs reproduce through external fertilization, where the female lays eggs in water, and the male releases sperm over them. Fertilization occurs in the animal hemisphere of the egg. This process forms a diploid zygote. The point of sperm entry determines the gray crescent, which helps in the later development of the body axis.
2. Cleavage (Early Cell Division)
The zygote undergoes holoblastic, unequal, and radial cleavage. The first two cleavages
Explain how an OS can facilitate installation of a new device without any need for recompiling the OS. Modern operating systems use loadable kernel modules (LKMs), which allow device drivers to be loaded at runtime without recompiling the kernel. Additionally, they use Plug-and-Play (PnP) systems and hardware abstraction layers (HAL) to detect and configure new devices automatically.
This makes it easy to add printers, USB drives, and other hardware dynamically. Why is printer output typically spooled
MEMORY MODELS Model A (MSDOS): Large user space at top, small RAM at bottom | Fast execution, long boot | No protection Model B: Small ROM at top, small user space at bottom | Protected OS but slow (entire OS must be read) | Not flexible Model C (Win11): Select drivers at top, large user space in middle, RAM at bottom | Fast + secure (key drivers in ROM) MEMORY PROTECTION & MANAGEMENT Relocation Problem: Without abstraction, loading multiple programs ca1.5uses incorrect memory addresses Base