Q1. Answer the following. I. What is volatile memory and virtual memory? II. Which one is fastest memory in following, Ram or Flash memory and why? III. Different between HDD and SSD. Q2. Answer the following I. What are the two category of printers in short? II. What is NIC in term of Computers? Q3. Answer the following I. How to create new file in MS dos? II. Explain the following MS dos commands. (a) Attrib (b) Ran (c) MD (D) Xcopy RD Q4 Explain the following a) Topology b) communication model c) Fiber optics d) different between LAN and MAN (5) Perform the following number system conversation. i. (435)8 = ( ? )16 ii. (8D1)16 = (?) Convert the following octal number into binary and hexadecimal iii. (365517): = ( ? )2 = ( ? )16 iv) (45316.7414)8 = (?)2 = ( ? )16 Covert the following binary to Decimal than to Hexadecimal v. (10100.1101)2 = ( ? )10 = (?)16 Q6) Define the following with example. I. High level language vs low level language. II. Machine language vs Assembly language. III. Compiler vs interpreter. IV. Procedural language vs non procedural language