CBSE Class 9 Computer Science Basics of Computers Worksheet

Question. The allows you to choose where to go and is located below the standards buttons toolbar.
(a) system menu
(b) Address bar
(c) Menu bar
(d) Task bar
(e) None of these

Answer. B

Question. PROM is a memory i.e. the stored information remain even if power is switched off.
(a) Volatile memory
(b) Buffer memory
(c) Spooling
(d) Non-volatile
(e) None of these

Answer. D

Question. In Excel default header for a worksheet is
(a) Your name
(b) The date and time
(c) None
(d) The sheet tab name
(e) All of the above

Answer. C

Question. If you want to find the Paste Special option, you would use the Clipboard group on the tab of PowerPoint .
(a) Home
(b) Slideshow
(c) Page Layout
(d) Design
(e) Insert

Answer. D

Question. Content that is recorded at the time of manufacture and that cannot be changed or erased by the user is
(a) read-only
(b) memory-only
(c) run-only
(d) write-only
(e) None of these

Answer. A

Question. In Excel if you press , the cell accepts your typing as its contents.
(a) Enter
(b) Ctrl + Enter
(c) TAB
(d) Insert
(e) All of the above

Answer. A

Question. A semiconductor memory which allows the eraser of the information stored in it so that new information can be stared in it is referred as
(a) EPROM
(b) ROM
(c) RAM
(d) None of these
(e) All of the above

Answer. A

Question. In Excel to select a column the easiest method is to
(a) Double click any cell in the column
(b) Drag from the top cell in the column to the last cell in the column
(c) Click the column heading
(d) Click the column label
(e) All of the above

Answer. C

Question. A disk content that is recorded at the time of manufacture and that cannot be changed or erased by the user.
(a) READ ONLY
(b) Memory only
(c) Run only
(d) WRITES ONLY
(e) None of these

Answer. A

Question. If a new device is attached to a computer, such as a printer or scanner, its must be installed before the device can be used.
(a) buffer
(b) driver
(c) pager
(d) server
(e) None of these

Answer. B

Question. The amount of data that a disk may contain is known as the disk
(a) Volume
(b) Size
(c) All of the above
(d) Storage capacity
(e) None of these

Answer. D

Question. What excel feature can you use if you want to work with one record at a time?
(a) Auto Complete
(b) Auto Filter
(c) Data Form
(d) Sub Totals
(e) All of the above

Answer. C

Question. In Excel typical worksheet has …. Number of columns
(a) 128
(b) 256
(c) 512
(d) 1024
(e) All of the above

Answer. B

Question. A collection of program that controls how your computer system runs and processes information is called .
(a) Operating System
(b) Computer
(c) Office
(d) Compiler
(e) Interpreter

Answer. A

Question. Traffic in a VPN is not .
(a) invisible from public networks
(b) logically separated from other traffic
(c) accessible from unauthorised public networks
(d) restricted to a single protocol in IP Sec
(e) None of these

Answer. B

Question. is an icon that opens a folder of icons for all the resources on the computer like hard drive and printer?
(a) My documents
(b) Recycle bin
(c) My computer
(d) Accessories
(e) None of these

Answer. C

Question. The key and the key can be used in combination with other keys to perform shortcuts and special tasks.
(a) Control, Alt
(b) Function, toggle
(c) Delete, Insert
(d) Caps Lock, Num Lock
(e) None of these

Answer. A

Question. In Windows operating system after you double-click a character on the grid of characters, keyboard shortcut END is used for
(a) Move up one screen at a time
(b) Move down one screen at a time
(c) Move to the beginning of the line
(d) Move to the end of the line
(e) All of the above

Answer. D

Question. The enables you to simultaneously keep multiple web pages open in one browser window.
(a) Tab bar
(b) pop-up helper
(c) Tab row
(d) Address bar
(e) None of these

Answer. C

Question. Pick the odd one out:
(a) Interpreter
(b) Operating System
(c) Compiler
(d) Assembler
(e) None of these

Answer. B

Question. A relatively new technology that allows wireless connectivity:
(a) Bluetooth
(b) Black tooth
(c) Blue band
(d) Broadband
(e) Wi- fi

Answer. A

Question. Computer is whatever is typed, submitted, or transmitted to a computer system.
(a) input
(b) output
(c) data
(d) circuitry
(e) None of these

Answer. A

Question. Cache memory is a
(a) Small buffer storage
(b) Permanent storage
(c) Main memory
(d) None of these
(e) All of the above

Answer. A

Question. in a computer is used for calculationand comparison.
(a) ALU
(b) ROM
(c) CPU
(d) Control Unit
(e) None of these

Answer. A

Question. An automatic machine that is made to perform routine human tasks is
(a) Computer
(b) Robot
(c) Tanker
(d) None of these
(e) All of the above

Answer. B

Question. The word processor in MS office suite is
(a) Microsoft Word
(b) Microsoft Excel
(c) Microsoft PowerPoint
(d) None of these
(e) All of the above

Answer. A

Question. What maintains the status of the last operation carried out by the ALU?
(a) Instruction pointer .
(b) Status register
(c) Accumulator
(d) All of the above
(e) None of these

Answer. C

Question. In Excel what symbol is used before a number to make it a label?
(a) “ (quote)
(b) = (equal)
(c) _ (underscore)
(d) ‘ (apostrophe)
(e) All of the above

Answer. B

Question. Which layer of the OSI model performs segmentation of a data stream
(a) Application layer
(b) Network layer
(c) Physical layer
(d) Transport layer
(e) Presentation layer

Answer. D

Question. The type of input includes
(a) Programme
(b) Data
(c) Commands
(d) User response
(e) All of the above

Answer. D

Question. Verification of a login name and password is known as:
(a) configuration
(b) accessibility
(c) authentication
(d) logging in
(e) None of these

Answer. C

Question. In Windows operating system to Display the System Properties dialog box
(a) Windows Logo
(b) Windows Logo + BREAK
(c) Windows Logo + D
(d) Windows Logo + M
(e) All of the above

Answer. B

Question. Memory which forgets everything when you switch off the power is known as
(a) Corrupted
(b) Volatile
(c) Non-Volatile
(d) Non-Corrupted
(e) None

Answer. D

Question. A daisy wheel is a type of...?
(a) None of these
(b) Storage device
(c) Pointing device
(d) All of the above
(e) Printer

Answer. E

Question. In Excel default header for a worksheet is
(a) Your name
(b) The date and time
(c) None
(d) The sheet tab name
(e) All of the above

Answer. C

Question. In Microsoft PowerPoint you can tell when an object is active because
(a) The object is highlighted
(b) Eight small sizing handles appear surrounding the text
(c) A box frame appears surrounding the text
(d) (B) and (C)
(e) All of the above

Answer. A

Question. This type of software contains rows and columns.
(a) Drawing
(b) Spreadsheet
(c) Database
(d) Word processing
(e) All of the above

Answer. B

Question. The personal computers are also referred as
(a) desk top micros
(b) advanced computers
(c) palmtop computers
(d) all the above
(e) All of the above

Answer. A

Question. A is a bi-stable electronic circuit that hastwo stable states.
(a) Multivibrator
(b) Flip-flop
(c) Logic gates
(d) laten
(e) None of these

Answer. B

Question. In Windows operating system the shortcut key Windows Logo+E is used for
(a) Restore the minimized windows
(b) Open My Computer
(c) Search for a file or a folder
(d) Search for computers
(e) All of the above

Answer. B

Question. OCR stands for
(a) Optical Character Recognition
(b) Optical CPU Recognition
(c) Optimal Character Rendering
(d) Other Character Restoration
(e) None of these

Answer. A

Question. The very first version of Microsoft Office was released for
(a) Windows operating system
(b) Apple Macintosh OS
(c) Unix
(d) None of these
(e) All of the above

Answer. B

Question. A sequential electronic circuit which can be placed in one out of two stable states where each state may be used to represent a binary digit is stated as
(a) Integrated circuit
(b) Firmware
(c) Flip-flop
(d) None of these
(e) All of the above

Answer. C

Question. The technique that extends storage capacities of main memory beyond the actual size of the main memory is called .
(a) multitasking
(b) virtual storage
(c) multiprocessing
(d) multiprogramming
(e) switching

Answer. B

Question. Shows all the websites and pages that are visited over a period of time.
(a) Home page
(b) Toolbar
(c) Task bar
(d) History
(e) Cookies

Answer. D

Question. This power protection device includes a battery that provides a few minutes of power.
(a) surge suppressor
(b) line conditioner
(c) generator
(d) UPS
(e) None of these

Answer. D

Question. Microsoft Office Document Imaging is
(a) An application that supports editing scanned documents
(b) A scanning and OCR application
(c) Diagram and flowcharting software
(d) None of these
(e) All of the above

Answer. A

Question. Abacus was the first
(a) Electronic computer
(b) Mechanical computer
(c) Electronic calculator
(d) Mechanical calculator
(e) Electronic chip

Answer. D

Question. If a new device is attached to a computer, such as a printer or scanner, its must be installedbefore the device can be used.
(a) buffer
(b) driver
(c) pager
(d) server
(e) None of these

Answer. B

Question. Magnetic tape is a..?
(a) Random access medium
(b) A parallel access medium
(c) Serial access medium
(d) All of the above
(e) None of these

Answer. C