GRADE-2 MATHS

                                                               MATHS- GRADE2

 Find the numbers

1) I am a 3 digit number. I am 130 less than  480. What am I?

 2) The sum of  two numbers is 85. One of the numbers is 30.Find the other number.

3 ) Double of 8 is _________

4) What is the difference in place-values of 2  in the number  272

5) Expanded form of 934 is  ________+ ___________ +__________

6) Subtraction using number line

                               18 – 4 = ________
 

7)Addition using number line

                                 8 + 5 = _________

GRADE-5 COMPUTER - CHAPTER MEMORY

                                   CHAPTER  -  MEMORY

              

            Fill in the blanks

1.  CDs can be three types .They are ___, ____ and ____
2.   ____ looks like CD but is capable of storing six times more data than a CD.
3. _____can store 25GBof data in a single layer.The blue laser is used to read this disc so it can run only on a ____
4.   ____ are available with storage capacity from 256MB to 1 TB.
5.   A computer understands only _____language which consists of digits__ and ___
6.    The binary digits are called ____
7.           8 bits make one ___
8.     Write the full forms     (a)    DVD      (b) ROM     (c) RAM      (d)PROM                                                       (e) EPROM       (f) USB    (g)CD
9.                        ____uses electrical signals to read or write data.
10.                        Arrange the following in increasing order                                                    800MB      56KB       900Bytes      200 TB       100ZB     21PB   11EB