BKNA Networking Academy Entry Test CCNA Version 4.0 60 minutes I. Choose the correct answer 1. Data transfer rate in ADSL modems is measured in A. Bits per second B. Bits per minute C. Hz D. None of these 2. A Multi processor is one with A. One CPU and several channels B. One CPU executing several processes C. Several CPUs D. None of these 3. In LAN, communication between different machine is A. Slow B. Slow or fast depending upon traffic C. Fast D. None of these 4. Transmission of letter, message, memos over comunication networks is A. Car B. Telephone C. Post D. E-mail 5. Sharing of executable files in LAN is not possible A. True B. False 6. Real time processing takes a very short time compared to batch processing. A. True B. False 7. A computer can solve big problems by following a series simples steps A. True B. False 8. Which MS-DOS command is used to check the Domain Name Server (DNS) information ? A. dnslookup B. nslookup C. servername D. dnscheck 9. Wifi is the technology of A. Bluetooth Network B. LAN Network C. Wireless Network D. Mobile Network 10. What one upgrade will make the most difference in computer performance? A. Video card B. Memory C. Hard drive D. Power Supply 11. The computer can read but not change the information stored in: A. ROM B. KRAM C. RAM D. None of above 12. Which protocol use port 80? A. FTP B. SMTP C. HTTP II. Binary Arithmetic Questions 1. Convert this binary number to decimal one 10010111 2. Convert this hexadecimal number to binary one E95A 3. Convert this decimal number to hexadecimal one 372 4. Perform following operation 0101011 AND 01011101 5. Perform following operation 00100101 OR 11100110 III. Read the following paragraph and translate into Vietnamese Cisco Internetwork Operating System (IOS) fundamentals IOS, a registered trademark of Cisco Systems, is the name of the operating system found in most of Cisco’s router. The majority of Cisco routers run the IOS, with its familiar command-line interface (CLI). Also, some routing cards in other devices run IOS. For example, the Route Switch Module (RSM) card for the Catalyst 5000 series LAN switches performs routing functions and executes the IOS. Each router has different types of memory, including RAM, ROM, flash memory and NVRAM. All these types of memory are permanent memory except RAM. No hard disk or diskette storage exists on Cisco routers.

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