24 Introduction to the Computer (Part 24)
16 Mar 2015
461.What is an embedded system ?
(1) A program that comes wrapped in box
(2) A program that is permanently part of a computer
(3) A computer that is part of a larger computer
(4) A computer and software system that controls a machine or appliance
(5) None of these
462.Text in a column is generally aligned _______
(1) justified
(2) right
(3) center
(4) left
(5) None of these
463.A directory within a directory is called _____
(1) Mini directory
(2) Junior Directory
(3) Part Directory
(4) Sub directory
(5) None of these
464.Why should you delete unknown e-mail attachments ?
(1) You could go to jail
(2) the person could track you down and hurt you
(3) Both (1) And (2)
(4) it might contain a virus that could hurt your computer
(5) None of these
465.Of the four words listed below, which one does not belong ?
(1) Applications
(2) Peripherals
(3) Programs
(4) Software
(5) None of these
466.Saving is the process of ______
(1) copying a document from memory to a storage medium
(2) making changes to a document’s existing content
(3) changing the appearance or overall look, of a document
(4) developing a document by entering text using a keyboard
(5) None of these
467.Registers, which are partially visible to users and used to hold conditional, are known as
(1) PC
(2) Memory address registers
(3) General purpose register
(4) Flags
(5) None of them
468.The least significant bit of the binary number, which is equivalent to any odd decimal number, is:
(1) 0
(2) 1
(3) 1 or 0
(4) 3
(5) None of them
469.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?
(1) Bus control
(2) Interrupts
(3) Bus arbitration
(4) Status
(5) None of them
470.Selecting the Zoom command _____
(1) opens a copy of the document in a different view
(2) prints a copy of the displayed document
(3) changes the magnification of the displayed document
(4) saves a copy of ite displayed document
(5) None of these
471.Name the hardware equipment that a computer is made up of ________
(1) monitor, the central processing unit (CPU), the keyboard, mouse, software, and network
(2) monitor, the central processing unit (CPU), the keyboard, mouse, programs, and network
(3) monitor, the central processing unit (CPU), the keyboard, mouse, printer, and modem
(4) monitor, the central processing unit (CPU), the keyboard, mouse, applications, and network
(5) None of these
472.Where are programs and data kept while the processor is using them ?
(1) Main memory
(2) Secondary memory
(3) Disk memory
(4) Program memory
(5) None of these
473._______ is the appearance of typed characters.
(1) Size
(2) Format
(3) Point
(4) Colour
(5) None of these
474.When creating a word – processed document, this step involves the user changing how words on the page appear, both on the sereen and in printed form _______
(1) Editing text
(2) Inserting tables and indexes
(3) Formatting text
(4) Proofing documents
(5) None of these
475.The __________ on the keyboard enables you to enter numbers quickly.
(1) alphabetic keys
(2) numeric keypad
(3) Control keys
(4) Function keys
(5) None of these
476.To insert a word into the middle of a sentence _______
(1) move the cursor to the desired location in the sentence and type the new word
(2) move the cursor to the desired location in the sentence, press Enter key, and type the new word
(3) move the cursor to the beginning of the sentence and start typing
(4) retype the whole sentence
(5) None of these
477.When a file is saved for the first time ________
(1) a copy is automatically printed
(2) it must be given a name to identify it
(3) it does not need a name
(4) it only needs a name if it is not going to be printed
(5) None of these
478.In the third Generation of computers
(1) Distributed data processing first became popular
(2) An operating system was first developed
(3) High level procedural language were first used
(4) Online real time systems first become popular
(5) None of them
479.An IBM system/38 represents the computer class of:
(1) Small scale computer
(2) Medium scale computer
(3) Large scale computer
(4) Super computer
(5) None of them
480.The first firm to mass-market a microcomputer as a personal computer was
(1) IBM
(2) Super UNIVAC
(3) Radio Shaks
(4) Data General Corporation
(5) None of them
Answers : 461. (2) 462. (4) 463. (4) 464. (4) 465. (2) 466. (1) 467. (3) 468. (1) 469. (3) 470. (3) 471. (3) 472. (1) 473. (1) 474. (3) 475. (2) 476. (1) 477. (2) 478. (4) 479. (1) 480. (3)
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