Easy Computer GK basic Question Answers


Sr. No. Question Answer
Que 1: UNIVAC is Universal Automatic Computer
Que 2: The basic operations performed by a computer are “Arithmetic operation,Logical operation &Storage and relative”
Que 3: The two major types of computer chips are Primary memory chip & Microprocessor chip
Que 4: Microprocessors as switching devices are for which generation computers Fourth Generation
Que 5: What is the main difference between a mainframe and a super computer?
Que 6: ASCII and EBCDIC are the popular character coding systems? What does EBCDIC stand for? Extended Binary Coded Decimal Interchange Code
Que 7: The brain of any computer system is CPU
Que 8: Storage capacity of magnetic disk depends on tracks per inch of surface, bits per inch of tracks & disk pack in disk surface
Que 9: The two kinds of main memory are: ROM and RAM
Que 10: A storage area used to store data to a compensate for the difference in speed at which the different units can handle data is Buffer
Que 11: Computer is free from tiresome and boardroom? We call it Reliability Diligence
Que 12: Integrated Circuits (ICs) are related to which generation of computers? Third generation
Que 13: CD-ROM is a None of above
Que 14: A hybrid computer Resembles both a digital and analogue computer
Que 15: Which type of computers uses the 8-bit code called EBCDIC? Mainframe computers
Que 16: The ALU of a computer responds to the commands coming from Control section
Que 17: Chief component of first generation computer was Vacuum Tubes and Valves
Que 18: To produce high quality graphics (hardcopy) in color, you would want to use a/n Plotter
Que 19: What are the stages in the compilation process? Lexical Analysis, syntax analysis, and code generation
Que 20: Which of the following IC was used in third generation of computers? SSI, MSI
Que 21: The main electronic component used in first generation computers was Vacuum Tubes and Valves
Que 22: A dumb terminal has A keyboard and screen
Que 23: One millisecond is 1000th of a seconds
Que 24: The output quality of a printer is measured by Dot per inch
Que 25: Which of the following was a special purpose computer? ABC
Que 26: What was the computer invented by Attanasoff and Clifford? ABC
Que 27: Which of the following storage devices can store maximum amount of data? Hard Disk
Que 28: Which computer was considered the first electronic computer until 1973 when court invalidated the patent? ENIAC
Que 29: A physical connection between the microprocessor memory and other parts of the microcomputer is known as Address bus
Que 30: High density double sided floppy disks could storeof data 1.44 MB
Que 31: A high quality CAD system uses the following for printing drawing and graphs Digital plotter
Que 32: Which of the following is not an input device? COM (Computer Output to Microfilm)
Que 33: The accuracy of the floating-point numbers representable in two 16-bit words of a computer is approximately 16 digits
Que 34: In most of the IBM PCs, the CPU, the device drivers, memory, expansion slots and active components are mounted on a single board! What is the name of the board? Motherboard
Que 35: In most IBM PCs, the CPU, the device drives, memory expansion slots and active components are mounted on a single board What is the name of this board? Motherboard
Que 36: Magnetic disks are the most popular medium for Direct accessSequential accessBoth of aboveNone of above
Que 37: A technique used by codes to convert an analog signal into a digital bit stream is known as Pulse code modulation
Que 38: Regarding a VDU, Which statement is more correct? It is a peripheral device
Que 39: A modern electronic computer is a machine that is meant for Input, storage, manipulation and outputting of data
Que 40: When was vacuum tube invented? 1906
Que 41: Which of the following produces the best quality graphics reproduction? Plotter
Que 42: Computers with 80286 microprocessor is AT computers
Que 43: An application suitable for sequential processing is Processing of grades & Payroll processing
Que 44: Which of the following is not processing? Gathering
Que 45: The digital computer was developed primarily in USA
Que 46: Software in computer Enhances the capabilities of the hardware machine
Que 47: Today’s computer giant IBM was earlier known by different name which was changes in 1924! What was that name? Computing Tabulating Recording Co. C) The Tabulator Ltd.
Que 48: Before a disk drive can access any sector record, a computer program has to provide the record’s disk address! What information does this address specify? Track number, Sector number & Surface number
Que 49: The arranging of data in a logical sequence is called Sorting
Que 50: What is the responsibility of the logical unit in the CPU of a computer? To compare numbers
Que 51: Abacus was the first mechanical calculator
Que 52: If in a computer, 16 bits are used to specify address in a RAM, the number of addresses will be 65,536
Que 53: Instructions and memory address are represented by Binary codes
Que 54: The terminal device that functions as a cash register, computer terminal, and OCR reader is the: POS terminal
Que 55: A set of flip flops integrated together is called Register
Que 56: People often call as the brain of computer system Central Processing Unit
Que 57: Which is used for manufacturing chips? Semiconductors
Que 58: The value of each bead in heaven is 5
Que 59: The first computer introduced in Nepal was IBM 1401
Que 60: Mnemonic a memory trick is used in which of the following language? Assembly language
Que 61: Instruction in computer languages consists of OPCODE & OPERAND
Que 62: Which generation of computer is still under development Fifth Generation
Que 63: A register organized to allow to move left or right operations is called a Shift register
Que 64: Which was the most popular first generation computer? IBM 650
Que 65: Which is considered a direct entry input device? Optical scanner, Mouse and digitizer & Light pen
Que 66: A set of information that defines the status of resources allocated to a process is Process description
Que 67: Each set of Napier’s bones consisted of rods? 11
Que 68: BCD is Binary Coded Decimal
Que 69: When was the world’s first laptop computer introduced in the market and by whom? Epson, 1981
Que 70: From which generation operating systems were developed? Third
Que 71: The first firm to mass-market a microcomputer as a personal computer was Radio Shaks
Que 72: How many address lines are needed to address each machine location in a 2048 x 4 memory chip? 11
Que 73: Properly arranged data is called Information
Que 74: A computer consists of A central processing unit, A memory & Input and output unit
Que 75: Why are vacuum tubes also called valves? Because they can stop or allow the flow of current
Que 76: John Napier invented Logarithm in 1614
Que 77: An integrated circuit is Fabricated on a tiny silicon chip
Que 78: What type of control pins are needed in a microprocessor to regulate traffic on the bus, in order to prevent two devices from trying to use it at the same time? Bus arbitration
Que 79: Where as a computer mouse moves over the table surface, the trackball is Stationary
Que 80: Which of the following is used as a primary storage device? Magnetic drum
Que 81: Multi user systems provided cost savings for small business because they use a single processing unit to link several Dumb terminals
Que 82: What are the three decisions making operations performed by the ALU of a computer? Greater than, Less than & Equal to
Que 83: The word processing task associated with changing the appearance of a document is Formatting
Que 84: Nepal brought a computer for census of 2028 BS! This computer was of second generation
Que 85: Algorithm and Flow chart help us to Specify the problem completely and clearly
Que 86: Which statement is valid about computer program? “It is understood by a computer and programmer “
Que 87: The difference between memory and storage is that memory is and storage is Temporary, permanent
Que 88: When was Pascaline invented? 1642
Que 89: Which of the following statement is valid? Lady Augusta is the first programmer and Ada is the daughter of Lord Byron, a famous English poet
Que 90: A compiler is a translating program which Translates instruction of a high level language into machine language
Que 91: What is required when more than one person uses a central computer at the same time? Terminal
Que 92: Which of the following is the first computer to use Stored Program Concept? None
Que 93: The term gigabyte refers to 1024 megabytes
Que 94: In which year was UK’s premier computing event started? 1980
Que 95: Once you load the suitable program and provide required data, computer does not need human intervention! This feature is known as Automatic
Que 96: What is a brand? The name of product a company gives to identify its product in market
Que 97: Machine language is Machine dependent, Difficult to program & Error prone
Que 98: A byte consists of Eight bits
Que 99: Modern Computers are very reliable but they are not Infallible
Que 100: What is the date when Babbage conceived Analytical engine 18371880


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