Calculate the pH of 0.1 M aqueous solution of Na2S. (Kw = 1.0 × 10-14; K1 = 1.6 × 10-7 and K2 = 4.0 × 10-13 for H2S) 

Discuss the importance of LISTSERVERS. 

RFID and Smart Card-based inventory control in libraries

What is the mechanism of enzyme catalysed reactions? Explain how can the enzyme catalysed reactions be used for the determination of substrate?.  

 Identify various modules in KOHA and SOUL.  

Give any five points to be taken as precautionary measures while handling glassware to reduce risks involved.

Discuss the possible means of chemical exposure to the human body and state the precautions to be taken to avoid them. 

Describe the role of subject gateways in providing access to e-resources

What is the procedure of sampling and preservation of sample for bacteriological analysis?  

A replicate analysis of the blood serum of a patient for K+ ions in mg/100 cm3 yielded the following results. 16.20, 16.55, 16.45 and 16.30. Calculate the 90% confidence interval for the data set; you may assume the value of Cn to be = 0.63.

Describe the role of subject gateways in providing access to e-resources

Define web 2.0 and describe its various tools with suitable examples.  

Explain the need of web-based library services in libraries.  

What is a normal error curve? How can this be used to verify the laws of chance or probability

Describe the functioning of the internet.

What is meant by significant figures? Explain with the help of suitable examples. How many significant figures are there in 0.0250?  

What are the factors should be taken into consideration for the evaluation of library automation packages?  

Examine impact of ICT on library housekeeping operations. 

How can the use of blanks minimise errors? Is it recommended to use blanks for each and every type of determination? Justify your answer. 

Explain common utilities available in a common operating system