Write Shell Script for following

(a)Write shell script to convert given binary number to hexadecimal number. (b) Write a script, which finds the prime factors of a given number. (c) Write a script, which finds the total number of blank lines in the given file. (d) Write a script, which prints good morning or good evening depending on the login time of the user. (e) A shell script, which reports the names and sizes of all the files in a directory whose size exceeds 1000 bytes, in descending order of their sizes and the total number of such files.

(f)A shell script, which takes as command line input a number n, and a word. It then prints the word n times, once on each line. (g) Write a shell script which will take file name as argument and check whether the file file name is a dir or not and then proceed further only if it is a dir, else give usage message. The script should then print in the tabular format, name of each sub-dir (within the argument dir) and a count of the number of top level files in that sub-dir. Modify the program to work with multiple number of arguments, too. name is a dir or not and then proceed further only if it is a dir, else give usage message. The script should then print in the tabular format, name of each sub-dir (within the argument dir) and a count of the number of top level files in that sub-dir. Modify the program to work with multiple number of arguments, too. size exceeds 1000 bytes, in descending order of their sizes and the total number of such files.