NATIONAL OPEN UNIVERSITY OF NIGERIA

UNIVERSITY VILLAGE, PLOT 91, CASDASTRAL ZONE, NNAMDI AZIKIWE EXPRESS WAY, JABI, ABUJA.
FACULTY OF SCIENCES
JUNE/JULY 2013 EXAMINATION

COURSE CODE:                                                                              CIT753                                

COURSE TITLE:                                                                             Introduction to the Internet

TIME ALLOWED:                                                                          3 Hours

INSTRUCTIONS:                                                                            Answer any Five (5) Questions

Q1a.     Describe the procedure involved in making an image transparent.                              (10 marks)

     b.    State any 2 guidelines for effective searching.                                                                  (4 marks)

[Total = 14 marks]

Q2a.     Outline the steps required to accomplish the following task:                                         

1. Inserting images from a file                                                                         (6 marks)

                        ii.         Creating a bookmark                                                                                                (6 marks)

     b.    What is the significance of a counter on a webpage?                                                       (2 marks)

Q3a.     Write the specific functions of the following buttons:

                        (i) Priority      (ii) Check        (iii) Attach      (iv) Spelling    (v) Send

                        2 marks each                                                

     b.    Give two critical information required for subscribing to a newsgroup.                                

Q4a.     What is the procedure for attaching a file to an outgoing message                              (12 marks)

     b.    Describe the term ‘Standard Protocol’                                                                               (2 marks)

[Total = 14 marks]

Q5.       Give and briefly explain the meaning of the following acronyms:                     

     a.    MOSS

     b.    MIME

     c.     POP

     d.    IMAP

     e.    PGP

     f.     MSP

     g.    PEM

[Total = 14 marks]

Q6a.     Give a brief description of the process of  ‘File Transfer Protocol’                                (4 marks)

     b.    Write any five (5) components of a Netscape Communicator                                        (10 marks)

[Total = 14 marks]

Q6.       Enumerate the steps involved in carrying out the following tasks:                               

     a.    Searching for a Keyword in www.google.com                                                                  (8 marks)

     b.    Cropping a graphic                                                                                                              (6 marks)

[Total = 14 marks]