Thursday 26 November 2020

Download QB64

 

                                   Download QB64  

 

Windows 32-bit
Windows 32-bit (From XP to 10)

qb64_1.4_win-x86 or qb64_1.4_win_x86.zip
Windows 64-bit
Windows 64-bit (From XP to 10)
qb64_1.4_win-x64 or qb64_1.4_win_x64.zip

Friday 23 October 2020

Ch - Two ( Class 8)

 

1.       Answer the following question:

a.       What do you mean by generation of computers? List the generation of computer.

b.       Define first generation of computers and write its two types.

c.       List any four major features of the first generation of computer.

d.       Explain second generation of computer.

e.       Write some differences between second and third generation of computers.

f.        Mention the feature of fourth generation computer.

g.       Define fifth generation of computers.

2.       Write the full form of :

a.       AI

b.       LSIC

c.       ULSIC

d.       VLSIC

3.       Choose the best answer.

a.       Charles Babbage invented

(i)                  UNIVAC

(ii)                Mark-i

(iii)               ABC

(iv)               Stepped reckoner

b.       Mark-I was made operational only in ………………

(i)                  1937 A.D.

(ii)                1942 A.D.

(iii)               1944 A.D.

(iv)               1984 A.D.

c.       …………… was the first general purpose electronic computer.

(i)                  ENIAC

(ii)                EDVAC

(iii)               EDSAC

(iv)               UNIVAC

d.       Transistor technology was used in ……….. generation.

(i)                  First

(ii)                Second

(iii)               Third

(iv)               Fourth

e.       Technology used in fourth generation computer is …………………

(i)                  Vacuum Tube

(ii)                IC chip

(iii)               Microprocessor

(iv)               BIO chip 

f.        ………………. Generation computer will have the ability.

(i)                  Second

(ii)                Third

(iii)               Forth

(iv)               Fifth

4.       Write either true or false.

a.       First generation computers were big in size and occupied large space.

b.       Transistor was first developed by Lee De Forest in 1908 A.D.

c.       IBM 650 is an example of first generation computer.

d.       Technology used in second generation commuters was integrated circuit chip.

e.        The operating speed of fourth generation computers is measured in picoseconds.

f.        The fourth generations computers are based on microprocessor.

g.       Fifth generation computing devices, based on artificial intelligence.

 

 

Ch - One ( Class 8)

1. Answer the following:

a.       Define abacus?

b.       What is Napier’s Bone and when it invented?

c.       Who invented slide Rule and when?

d.       Who is known as the father of the modern computers’?

e.       Why Lady Augusta Ada Lovelace called first programmer?

f.        Define tabulating machine. Write its use. 

2.       Write short note on:

a.       Pascaline

b.       ENIAC

c.       Harvard Mark-I

d.       EDSAC

3.       Write the full form of the following.

a.       IBM

b.       ABC

c.       ENIAC

d.       EDSAC

e.       UNIVAC  

f.        EDVAC

4.       Choose the best answer:

a.       …………….. was developed by the Chinese to perform simple calculations.

i.                     Pascaline

ii.                      Abacus

iii.                 Napier’s Bones

iv.                 Slide Rule

b.       8 BIT is equals with ……………..

i.                     1 nibble

ii.                   2 bytes

iii.                 1 byte

iv.                 1 kilobyte

c.       ………………. regarded as the mechanical computing device

i.                     Abacus

ii.                   Napier’s Bones

iii.                 Slide Rule

iv.                 Pascaline

d.       Charles Babbage invented

i.                     UNIVAC

ii.                   Mark-I

iii.                 ABC

iv.                 Stepped Reckoner

e.       Mark-I was made operational only I ……………

i.                     19237 A.D.

ii.                   1924 A.D.

iii.                 1944 A.D.

iv.                 1984 A.D.

f.        ………………. Was the first general purpose electronic computer.

i.                     ENIAC

ii.                   EDVAC

iii.                 EDSAC

iv.                 UNIVAC

5.       Fill in the blanks:

a.       ………………. was developed by the Chinese to   perform simple calculations.

b.       Analytical Engine was designed in ……………………….

c.       ………………. Is regarded as the first mechanical computing device.

d.       Charles Babbage invented ………………

e.       Mark-I was made operational only in …………………

f.        ……………. was the first general purpose electronic.

6.       Write the technical term for the following:

a.       The first calculating device developed Chinese.

b.       First analog device used the principle of logarithms.

c.       The machine was used to tabulate US census record in 1890 A.D.

d.         First operational stored program computer.

e.       A computer that process numeric and alphanumeric data.  

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