23 Introduction to the Computer (Part 23)
15 Mar 2015
441.Offline device is
(1) A device which is not connected to CPU
(2) A device which is connected to CPU
(3) A direct access storage device
(4) An I/O device
(5) None of them
442.Which of the following registers is loaded with the contents of the memory location pointed by the PC?
(1) Memory address register
(2) Memory data register
(3) Instruction registers
(4) Program counter
(5) None of them
443.Which of the following registers is used to keep track of address of the memory location where the next instruction is located?
(1) Memory address register
(2) Memory data register
(3) Instruction register
(4) Program counter
(5) None of them
444.Microprocessors can be used to make
(1) Computer
(2) Digital systems
(3) Calculators
(4) All the above
(5) None of them
445.How many address lines are needed to address each memory location in a 2048 x 4 memory chip?
(1) 10
(2) 11
(3) 8
(4) 12
(5) None of them
446.Which American Computer Company is called big blue?
(1) Microsoft
(2) Compaq Corp
(3) IBM
(4) Tandy Sevenson
(5) None of them
447.When did IBM introduced the 80286 based PC/AT?
(1) 1982
(2) 1984
(3) 1985
(4) 1989
(5) None of them
448.The first electronic general purpose digital computer built by Motley and Accrete called ENIAC did not work on the stored program concept. How many number s could it store in its internal memory?
(1) 100
(2) 20
(3) 40
(4) 80
(5) None of them
449.The digital computer was developed primarily in
(1) USSR
(2) Japan
(3) USA
(4) UK
(5) None of them
450.The subject of cybernetics deals with the science of
(1) Genetics
(2) Control and communications
(3) Molecular biology
(4) Biochemistry
(5) None of them
451.Who is credited with the idea of using punch cards to control patterns of a weaving machine?
(1) Pascal
(2) Hollerith
(3) Babbage
(4) Jacquard
(5) None of them
452.Most of the inexpensive personal computer does not have any disk or diskette drive. What is the name of such computes?
(1) Home computers
(2) Diskless computers
(3) Dedicated computer
(4) General computer
(5) None of them
453.Which of the following required large computer memory?
(1) Imaging
(2) Graphics
(3) Voice
(4) All the above
(5) None of them
454.When you want to move some text from one page to a different page, the best method is _______.
(1) drag and drop
(2) cut and paste
(3) delete and retype
(4) find and replace
(5) None of these
455.The processes of starting or restarting a computer system by loading instructions from a secondary storage device into the completer memory is called
(1) Duping
(2) Booting
(3) Padding
(4) All the above
(5) None of them
456.To view information on the web you must have a ______
(1) cable modem
(2) web browser
(3) Domain Name Server
(4) hypertext viewer
(5) None of these
457.One computer that is not considered a portable computer is
(1) Minicomputer
(2) A laptop computer
(3) Mini computer
(4) All the above
(5) None of them
458.The accuracy of the floating-point numbers representable in two 16-bit words of a computer is approximately
(1) 16 digits
(2) 6 digits
(3) 9 digits
(4) All the above
(5) None of them
459.How many margins are on a page ?
(1) Two (header and footer)
(2) Four (top, bottom, right, left)
(3) Two (landscape and Portrait)
(4) Two (top and bottom)
(5) None of these
460.Which key is used in combination with another key to perform a specific task?
(1)function
(2) arrow
(3)space bar
(4) control
(5)None of these
ANSWERS: 441. (1) 442. (3) 443. (4) 444. (4) 445. (2) 446. (3) 447. (2) 448. (2) 449. (3) 450. (2)
451. (4) 452. (1) 453. (4) 454. (1) 455. (2) 456. (1) 457. (1) 458. (2) 459. (2) 460. (4)
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