SCAS - BCA ANSWER SCHEMES

 1. HTML tags contain three main parts: opening tag, content and closing tag. But some HTML tags are unclosed tags. Container tag consists of opening tag+content+closing tag. While empty tag is tag without content or a closing tag. Container tags are used to enclose texts, images etc. 2. The new operator allows the  developers to create an instance of a user-defined object type or of one of the built-in object types that has a constructor function. The new operator is an operator which denotes a request for memory allocation on the Heap. If sufficient memory is available, new operator initializes the memory and returns the address of the newly allocated and initialized memory to the pointer variable. The new operator is used in Javascsript to create new objects. It can also be used to create an array object. 3. Cookies are files that hold information about you, your web browser and your behavior on the internet. They are tiny files stored on your PC or device, which can be use...

 SAINTGITS COLLEGE OF APPLIED SCIENCES PATHAMUTTOM, KOTTAYAM Model Examination, July 2022 PG Department of Computer Applications and Artificial Intelligence, Semester 4 LINUX ADMINISTRATION Total : 80 marks Time: 3 hours Section A Answer any 6 questions. Each question carries 3 marks. (Write in not less than a paragraph) 1. What do you mean by open source? Free and open-source software (FOSS) is software that is both free software and open-source software where anyone is freely licensed to use, copy, study, and change the software in any way, and the source code is openly shared so that people are encouraged to voluntarily improve the design of the software. 2. What is rmdir command ? rmdir command is used remove empty directories from the file system in Linux. The rmdir command removes each and every directory specified in the command line only if these directories are empty. So if the specified directory has some directories or files in it then this cannot be removed by rmdir com...

  SAINTGITS COLLEGE OF APPLIED SCIENCES           PATHAMUTTOM, KOTTAYAM   Model Examination, JULY 2022 P.G Department of Computer Applications & Artificial Intelligence, Semester 4 Design & Analysis of Algorithms Total : 80 marks                                                                     Time: 3 hours Section A Answer any 6 questions.Each question carries 3 marks. (Write in not less than a paragraph) 1. What is space complexity of an algorithm? The space complexity of an algorithm or a computer program is  the amount of memory space required to solve an insta...

 SAINTGITS COLLEGE OF APPLIED SCIENCES           PATHAMUTTOM, KOTTAYAM Model Examination, JUNE / JULY 2022 Department of Computer Applications, First Semester  BASIC STATISTICS AND INTRODUCTORY PROBABILITY THEORY Total : 80 marks Time: 3 hours Section A Answer any 6 questions. Each question carries 3 marks. (Write in not less than a paragraph) 1. Statistics – numerical facts collected. 2. Sample – representative part of the universe. 3. Sampling Error- error due to drawing inference about population. 4. Correlation- positive. Negative, linear, non-linear, simple, multiple, partial. 5. Covariance between x and y = 3.57 6. Limitations of Regression Analysis. 7. Random Experiment – two or more outcomes- vary in unpredictable manner. 8. Probability of getting i)one head = 3/4, ii)at most two heads = 1/4 9.  Define Conditional Probability. 10. Define Random variable. 11. Define Marginal Probability function. 12. Define expectation. (...

  SAINTGITS COLLEGE OF APPLIED SCIENCES           PATHAMUTTOM, KOTTAYAM   Model Examination, JUNE / JULY 2022 PG Department of Computer Applications and Artificial Intelligence, SemesterI (Computer Fundamentals and Digital Principles) Total : 80 marks                                                                     Time: 3 hours Section A Answer any 6 questions. Each question carries 3 marks. (Write in not less than a paragraph) 1 . RAM stands for Random access memory and is a computers’ short-term memory. Random-access memory is a computers’ short-term memory that can be read a...