CBSE Class 7 Computer Science Basics of Computers Worksheet

Question. What is a shortcut key to print the current page or document ?
(a) Alt + P
(b) Ctrl + V
(c) Ctrl + P
(d) Shift + P
(e) None of these

Answer. C

Question. Which of the following is a high level language?
(a) Java script
(b) Php
(c) C#
(d) C
(e) All of the above

Answer. E

Question. Where would you find the letters QUERTY?
(a) Mouse
(b) Screen
(c) Numeric Keypad
(d) Keyboard
(e) None of these

Answer. D

Question. In Windows operating system after you double-click a character on the grid of characters, keyboard shortcut SPACEBAR is used for
(a) Move to the first character
(b) Move to the last character
(c) Switch between Enlarged and Normal mode when a character is selected*
(d) None of these
(e) All of the above

Answer. C

Question. Which of the following groups consist of only input devices ?
(a) Mouse, Keyboard, Monitor
(b) Mouse, Keyboard, Monitor
(c) Mouse, Keyboard, Plotter
(d) Mouse, Keyboard, Scanner
(e) None of these

Answer. D

Question. If a previously saved file is edited ?
(a) it cannot be saved again
(b) the changes will automatically be saved in the file
(c) the file will only have to be saved again if it is more than one page in length
(d) its name must be changed
(e) the file must be saved again to store the changes

Answer. E

Question. The overall design, construction, organization and interconnecting of the various components of a computer system is referred as
(a) Computer Architecture
(b) Computer Flow chart
(c) Computer Algorithm
(d) None of these
(e) All of the above

Answer. A

Question. BISYNC is an abbreviation for
(a) Binary Input/Binary Output
(b) Binary synchronous
(c) Binary digit
(d) None of these
(e) All of the above

Answer. A

Question. Which one of the following is the first second- generation computer?
(a) IBM 7090
(b) IBM 801
(c) IBM 7070
(d) IBM 650
(e) None of the above

Answer. A

Question. The Principle advantage of adding memory to a printer is to increase:
(a) resolution
(b) Print Speed
(c) Number of colors in output
(d) DPI
(e) None of these

Answer. B

Question. A personal information manager and e-mail communication software in MS Office is
(a) Microsoft Outlook
(b) Microsoft Word
(c) Microsoft PowerPoint
(d) None of these
(e) All of the above

Answer. A

Question. A tuple is a
(a) column of a table
(b) two-dimensional table
(c) row of a table
(d) key of a table
(e) None of these

Answer. C

Question. In Windows operating system after you double-click a character on the grid of characters, keyboard shortcut CTRL+END is used for
(a) Move to the first character
(b) Move to the last character
(c) Switch between Enlarged and Normal mode when a character is selected
(d) None of these
(e) All of the above

Answer. B

Question. The advantages of COM are its and .
(a) compact size; readability
(b) compact size; speed
(c) readability; speed
(d) compact size; low cost
(e) All of the above

Answer. B

Question. A(n) converts and executes one statement at a time.
(a) compiler
(b) interpreter
(c) converter
(d) instructions
(e) None of these

Answer. B

Question. Which parts of the computer perform arithmetic calculations?
(a) Registers
(b) ALU
(c) Logic bus
(d) All of the above
(e) None of these

Answer. B

Question. In Microsoft PowerPoint the following command select all object at one time when selecting multiple objects to be deleted
(a) Alt + A
(b) Ctrl + A
(c) Shift + Enter
(d) Edit, Select All
(e) All of the above

Answer. D

Question. In Excel to move to the previous worksheet, press
(a) Alt + PgUp
(b) Ctrl + PgUp
(c) Ctrl + PgDn
(d) Shift + Tab
(e) All of the above

Answer. D

Question. Which of the following is a part of Central Processing Unit?
(a) Printer
(b) Keyboard
(c) Mouse
(d) Arithmetic and Logic unit
(e) None of these

Answer. D

Question. This hacker is a hacker of ambiguous ethics and/or borderline legality, often frankly admitted.
(a) White hat
(b) Grey hat
(c) Blue hat
(d) None of these
(e) All of the above

Answer. B

Question. Digital Computer is a computer
(a) that works with discrete quantities
(b) that works with analog quantities
(c) Both A & B
(d) None of these
(e) All of the above

Answer. A

Question. In Windows operating system shortcut key Windows Logo+ L
(a) Display Windows Help
(b) Lock the keyboard
(c) Open the Run dialog box
(d) Open Utility Manager
(e) All of the above

Answer. B

Question. While buying a PC system, one should first
(a) identify hardware components
(b) define computing needs
(c) both A and B
(d) None of these
(e) All of the above

Answer. C

Question. In Windows operating system to delete the selected item permanently without placing the item in the Recycle Bin
(a) Shortcut SHIFT+DELETE
(b) Shortcut CTRL while dragging an item
(c) Shortcut CTRL+SHIFT while dragging an item
(d) None of these
(e) All of the above

Answer. A

Question. POS data-entry system is used extensively by
(a) banking industry
(b) grocery industry
(c) railroad industry
(d) word-processing industry
(e) All of the above

Answer. B

Question. In Windows operating system shortcut key Windows Logo+R
(a) Display Windows Help
(b) Lock the keyboard
(c) Open the Run dialog box
(d) Open Utility Manager
(e) All of the above

Answer. C

Question. The contents of these chips are lost when the computer is switched off?
(a) RAM chips
(b) ROM chips
(c) DRAM chips
(d) All of the above
(e) None of these

Answer. A

Question. Diagnostic routines is a
(a) Programs used to print error messages
(b) Indicates system problems and improper program instructions.
(c) Both A & B are true
(d) None of these
(e) All of the above

Answer. C

Question. In Excel which of the following is an absolute cell reference?
(a) !A!1
(b) $A$1
(c) #a#1
(d) A1
(e) All of the above

Answer. B

Question. In Excel this type of software is similar to an accountant’s worksheet
(a) Word processing
(b) Database
(c) Spreadsheets
(d) Graphics
(e) All of the above

Answer. C

Question. In Excel you can use the horizontal and vertical scroll bars to
(a) Split a worksheet into two panes
(b) View different rows and columns edit the contents of a cell
(c) Edit the contents of a cell
(d) View different worksheets
(e) All of the above

Answer. B

Question. A VDU is used as
(a) Input device only
(b) Output device only
(c) Both 1 and 2
(d) all of the above
(e) None of these

Answer. B

Question. In Microsoft PowerPoint any and every command can be found on the
(a) Drawing toolbar
(b) Formatting toolbar
(c) Standard toolbar
(d) Menu bar
(e) All of the above

Answer. D

Question. Computers manipulate data in many ways, and this manipulation is called .
(a) utilizing
(b) batching
(c) upgrading
(d) processing
(e) None of these

Answer. D

Question. When you install new programs on your computer, it is typically added to the ?
(a) All programs
(b) Select programs
(c) Start programs
(d) Desktop programs
(e) None of these

Answer. A

Question. For large network which topology is used?
(a) Star
(b) Ring
(c) Bus
(d) Mesh
(e) None of these

Answer. D

Question. is the process of finding and removing errors in software code.
(a) Debugging
(b) Compiling
(c) Testing
(d) Running
(e) None of these

Answer. A

Question. The blinking point which shows your position in the text is called
(a) Blinker
(b) Cursor
(c) Cursor
(d) Pointer
(e) None of these

Answer. B

Question. Which of the following is used for manufacturing chips?
(a) control bus
(b) control unit
(c) parity unit
(d) semiconductor
(e) None of the above

Answer. D

Question. In Microsoft Word shortcut key CTRL+P is used for
(a) Open the Print dialog box
(b) Update the current Web page
(c) Close the current window
(d) None of these
(e) All of the above

Answer. A

Question. ANSI is
(a) American National Standards Institute
(b) A USA based national organization that establishes uniform standards in several fields of computers.
(c) Both A & B are true
(d) None is true
(e) All of the above

Answer. C

Question. In Windows operating system SHIFTwith any of the arrow keys
(a) Highlight a block of text
(b) Delete something
(c) Paste something
(d) Select more than one item in a window or on the desktop, or select text in a document
(e) All of the above

Answer. D

Question. The following device allows the user to add external components to a computer system
(a) Storage devices
(b) Keyboards
(c) Ports/ system boards
(d) Diskettes
(e) All of the above

Answer. C

Question. In Windows operating system after you double-click a character on the grid of characters, keyboard shortcut HOME 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. C

Question. A group of related items/ section of program coding treated as a unit is referred as
(a) Block
(b) Duplex
(c) Street
(d) None of these
(e) All of the above

Answer. A

Question. In Windows operating system after you double-click a character on the grid of characters, keyboard shortcut PAGE DOWN 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 theline
(e) All of the above

Answer. B

Question. A personal computer is designed to meet the computing needs of a(n)
(a) individual
(b) department
(c) company
(d) city
(e) None of these

Answer. A

Question. The use of parity bit is for
(a) coding
(b) indexing
(c) error-detection
(d) none of these
(e) All of the above

Answer. C

Question. In Excel which of the following is not an option in the spelling dialog box
(a) Edit
(b) Ignore
(c) Ignore all
(d) Change
(e) All of the above

Answer. A

Question. In Microsoft Word to delete the selected item permanently without placing the item in the Recycle Bin
(a) Shortcut SHIFT+DELETE
(b) Shortcut CTRL while dragging an item
(c) Shortcut CTRL+SHIFT while dragging an item
(d) None of these
(e) All of the above

Answer. A