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level: Chapter 2

Questions and Answers List

level questions: Chapter 2

Question	Answer
Which part of the computer is called as brain of a computer?	CPU
A computer must have an ______	Operating System
Which part of the computer process the data?	CPU
The memory where computer stores the data for processing is called	RAM
RAM stands for	Random Access Memory
The information stored in ______ is erased when the computer is turned off.	RAM
A set of computer programs used on a computer to perform a certain task is known as	Software
The two types of main memory are:	ROM and RAM
The time required to fetch and execute a simple machine instruction is called	CPU cycle
A computer program that converts assembly language to machine language is called	Assembler
The symbols used in an assembly language are	Mnemonics
Which programming language is classified as low-level language?	Assembly language
Where do the data and programmes are stored when the processor uses them?	Main memory
A computer cannot be booted if it doesn't have an ________	Operating System
What device is used to connect a computer with the internet?	Modem
Physical parts of the computer that can be touched and see are called ______	Hardwares
Which unit converts the data received from the user into a computer understandable format?	Input unit
The name of the system software that manages computer hardware and software resources is called	Operating system
________ is a combination of hardware and software that facilitates the sharing of information between computing devices.	Network
Coded entries which are used to gain access to a computer system are called _______	Passwords
A CPU contains _________ and __________	a control unit, an arithmetic logic unit
What controls the process of interaction between the user and the operating system?	User interface
The programs that are used to find out possible faults and their causes is called _______	Diagnostic softwares
What do we call the computer and software system that controls the machine?	Embedded system
Which register holds the last instruction fetched?	Instruction Register
The execution and sequencing are performed by ________	Control signals