CBSE Unit Test Paper

       Unit Test-Examination–2022-23

         

                  Class–II

Time: 60 Min.                 Subject - Computer       M.M. 20

Attempt all the questions.

1. Fill in the Blanks: [

i) A computer can work in an____________way.

ii) A Man can take his own_____________.

iii) A Man does not need _______________to do any work.

iv) A_____________ is also called a flash Drive.

v) A______________ stores more information than a CD.

2. Tick the correct option:

i) A computer can store a large amount of_________.

(a) Data (b) Information (c) files (d) software

ii) A ___________is smaller than a Desktop.

(a) Laptop (b) Desktop (c) Mobile (d) Palmtop

iii) A computer is a _____________Machine.

(a) Costly (b) Bad (c) Smart (d) Lazy

iv) The printed copy on paper is called the ______________.

(a) Hard copy (b) Soft copy (c) Tough copy (d) Design copy

v) The short form of the Compact Disc is________________.

(a) DVD (b) CD (c) CD-R (d) DVD-R

3. Write whether True/ False:

i) UPS stands for Uniform Power Supply.

ii) A CD is a Square Disc. 

iii) A computer works on fuel.

iv) A computer can perform work in an automatic way.

v) The printout is also called a hard copy.

4. Unscramble the following to make correct words:

i) UPC XBO ___________________.

ii) SPU ___________________.

iii) SOUME ___________________.

iv) TONRIMO ___________________.

v) SACNNER ___________________.

5. Answer the following (Any two 02):

i) Write any one advantage and disadvantage of computer.

ii) Write a short note on pen Drive.

iii) What is the use of hard disk?

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       Unit Test-Examination–2022-23

                              Class–III

Time: 60 Min.                 Subject - Computer       M.M. 20

Attempt all the questions.

1. Fill in the Blanks:

i) A____________ helps us to print on a paper.

ii) An input device is used to give_____________ to the computer.

iii) Taskbar has start button on extreme _______________.

iv) System tray is basically used to display_____________.

v) The devices used for storing data are called______________ devices.

2. Tick the correct option:

i) Which of the following is an input device_________.

(a) Mouse (b) Monitor (c) CPU (d) Speakers

ii)  ___________is known as the brain of computer.

(a) Keyboard (b) Monitor (c) Mouse (d) CPU

iii) We use the _____________ to manage our files and folders.

(a) Search Box (b) File Explorer (c) Taskbar (d) Icons

iv) The ____________ is located at the bottom of the Desktop.

(a) Icons (b) File Explorer (c) Search Box (d) Taskbar

v) Which one of the following is not an output device________________?

(a) Monitor (b) CPU (c) Printer (d) Speakers

3. Write whether True/False:

i) CD stands for Clear Disc.

ii) A computer can run without an operating System. 

iii) A computer works on fuel.

iv) The taskbar is located at the bottom of the Desktop.

v) We cannot add items on the Taskbar.

4. Unscramble the following to make correct words:

i) CMAWBE ___________________.

ii) SCTOYJIK ___________________.

iii) PESTODK ___________________.

iv)DOWIWN          ___________________.

v) RASBAKT  ___________________.

5. Answer the following (Any two-02):

i) What is software? Name its types.

ii) What is the Use of search Box?

iii) What is the storage device? Give any two examples.

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Unit Test-Examination–2022-23

                      Class–IV

Time: 60 Min.                 Subject - Computer       M.M. 20

Attempt all the questions.

1. Fill in the Blanks: [

i) Babbage called his Machine____________________ Engine.

ii) The second generation computer used_____________ transistors.

iii) _______________was the commercial large scale computer produced in1951.

iv) The long bar present at the bottom of the desktop is known as _____________.

v) Windows 10 provides multiples desktop on your screen called ______________.

2. Tick the correct option:

i) Windows 10 includes a new web browser called_________.

(a) Border (b) Cortana (c) Edge (d) Network

ii)  ___________is Microsoft voice controlled digital Assistant.

(a) Start menu (b) Cortana (c) Edge (d) Windows 10

iii) The _____________ contains all the deleted files and folders.

(a) Search Box (b) This PC (c) Network (d) Recycle Bin

iv) The ____________ Who Developed john Napier’s bone.

(a) Blaise Pascal (b) John Napier (c) Charles Babbage (d) Wilhelm Schickard

v) The first generation computer were too ________________in size.

(a) Bulty (b) Small (c) Tiny (d) Heavy

3. Write whether True/False:

i) The default browser of windows 10 is Microsoft Edge.

ii) Cortana is a voice controlled digital assistant.

iii) Windows 10 allows us to choose multiple background images for the desktop screen.

iv) Pinning an app means deleting apps from the taskbar.

4. Match the following words:

i) First Generation (a) Analytical Engine.

ii) Electronic Era (b) Parallel processing.

iii) Charles Babbage (c) 1942-1955.

iv) Fifth Generation (d) VLSI.

v) Forth Generation (e) John W Mauchly.

5. Answer the following (Any three-03):

i) Define Mechanical Era.

ii) What do you mean by Analytical Engine? 

iii) What are virtual desktops?

iv) Write any two features of windows 10.

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