RGU Question Paper Mathematics Semester III 2021: Fundamentals of Computing (Skill Based)

DECEMBER—2021

BA/B.Sc (III Semester) Examination

MATHEMATICS

Paper : MATH–232–SB ( Fundamental of Computing )

Full Marks : 50

Pass Marks : 35%

Time : Two Hours

Note : 1. Answer the questions according to the instructions given in each Section.
2. The figures in the margin indicate full marks for the questions.

Section—A

1. Choose the correct option/Answer any ten of the following : 1×10=10

(a) Which of the following is not valid version of MS Office?

(i) Office XP

(ii) Office Vista

(iii) Office 2007

(iv) None of the above

(b) You cannot close MS Word application by

(i) choosing file menu then exit submenu

(ii) pressing Alt+F4

(iii) clicking X button on title bar

(iv) Choosing close submenu from file menu

(c) What is binary system?

(d) Write the full form of CPU.

(e) Describe supercomputer briefly.

(f) Describe the different types of computer memory.

(g) What do you mean by HTML document?

(h) Write the shortcut key for paste option.

(i) What is the use of the key F12?

(j) Which of the following is not available on the ruler of MS Word screen?

(i) Tab stop box

(ii) Left indent

(iii) Right indent

(iv) Center indent

(k) Which of the following is not one of PowerPoint view?

(i) Slide show view

(ii) Slide view

(iii) Presentation view

(iv) Outline view

(l) The most widely used input device is the

(i) mouse

(ii) keyboard

(iii) modem

(iv) monitor

(m) Which of the following is not an output device?

(i) Plotter

(ii) Printer

(iii) Scanner

(iv) Monitor

2. Answer any four of the following questions : 5×4=20

(a) Draw the block diagram of computer.

(b) Find the binary equivalent of $(25{)}_{10}$.

(c) Explain the functions of the CU and ALU in the CPU of a computer.

(d) Explain what is dynamic linking scheme in MS Windows.

(e) Find the hexadecimal equivalent of the octal fraction 0·647.

(f) Define 1’s complement and 2’s complement. Obtain the 1’s complement of the number $(345{)}_{10}$.

(g) What are input-output ‘redirection’ and ‘pipes’ in shells in UNIX?

Section—C

3. Answer any two of the following questions : 10×2=20

(a) What is the difference between a LAN, a WAN, a MAN? Write about the terms Intranet and Extranet. 5+5=10

(b) Write short notes on the following :

(i) E-mail and www

(ii) Internet and virus

(c) Distinguish between the following :

(i) RAM and ROM

(ii) System software and application software

(iii) LAN and WAN

(iv) Software and hardware

(v) Primary memory and secondary memory