Which of the followings is/are handled by the Control Unit? (1) tells the main memory whether a read or write operation is going to carry out. (2) instruction decoding. (3) send a nd receive control signals to and from periphernal devices. a. (1), (2) and (3) b. (1) and (3) only c. (2) only d. (2) and (3) only...... Which of the following signals are sent to the CPU in instruction cycles? (1) address signals (2) machine instructions (3) data a. (3) only b. (2) and (3) only c. (1) only d. (1) and (2) only.......

Which of the following binary numbers is equivalent to 96? a. 1011110 b. 1000000 c. 1100000 d. 0011101...... Which of the following is not a speed at which network data can be transmitted: a. GigaBytes per second b. TerraBytes per second c. KiloBytes per second d. MegaBytes per second.... Which of the following would be a logical first step in trouble shooting a PC? a. Define what applications are being used b. Define the circumstances of the problem.....

When SHADOWING is enabled in a computers BIOS: a. Instructions stored in various ROM chips are copied into extended memory b. Data stored in RAM chips on adapter cards are shadowed into extended memory c. Values are stored twice in the memory for redundancy checking d. The conventional memory is re-mapped to the top of the extended memory..... When a device needs the CPU to perform a task, it gets the CPU’s attention by generating a(n): a. Interrupt b. System alert c. Soft fault d. DMA...... When we add the binary numbers 0011 + 1010 the answer is: a. 1101 b. 0111....

What is the highest binary numbe that can be referred to on a three position jumper block? a. 6 b. 4 c. 7 d. F..... What is the hexadecimal representation of 101 1101 1001 1110 a. 5C9E b. 5D9C c. 5D9E d. 5D9D.... What component would most likely cause a "parity error"? a. Bard RAM b. Controller c. Software d. Hard disk...

The ____ utility reorganizes the files on the hard disk, improving the efficiency of the hard drive a. Fdisk b. Patition Magic c. Disk Manager d. Disk Defragmenter..... The common method for partitioning a new drive during the installation of Windows is normally handled how? a. With FDISK b. At the drive factory c. After Windows isinstalled d. With the tools provided during the Windows installation....... The following sequences arrange, in ascending order, the accessing speed of various backing storage devices. Which one of them is correct?......

The purpose of the counter register PC is a. count the total number of programs executed b. keep track of the number of programs on the Ready queue c. count the total number of instructions executed by a given program d. keep track of which instruction to execute next.... The ____ port transfers data at 800 Mbps but is available only on some Macs. a. FireWire 800 b. DVI c. Parallel d. RJ-45..... The new KillTest .com traineetechnician wants to know which of the following represents the sizes of Single Online Memory Module (SIMMs). How will you reply? a. 30pin b. 144pin c. 184pin d. 168pin......

The following statements describe the trend in the development of programming languages. Which of them is/are correct? (1) programming languages become more structural. (2) programming languages are becoming more English-like. (3) low level languages are no longer used. a. (1) onlyb. (2) only c. (1),(2) and (3) d. (2) and (3) only...... The use of actal and hexadecimal numbers (1) can help the computer to run faster. (2) can save computer storage space. (3) is a shorthand for human to manipulate binary numbers. a. (1),(2) and (3) b. (1) and (2) only c. (3) only........

The binary number corresponding to 456(8) is a. 101101110 b. 100100110 c. 100001110 d. 100101110..... The most Important in a Computer is ____. a. Software b. Hardware c. Data d. User..... The first type of battery is the backup battery, which is commonly referred to as the ____. This battery is what holds your computer’s computer settings, such as the time and date. This allows your computer to remember basic computer settings and allows you to boot the computer without entering those settings each time you start the computer. a. CMOS battery......

Op-code (1) is a part of a machine instruction. (2) represents the address of the memory location containing the required data. (3) specifies what operation is to be carried out by the computer. a. (1),(2) and (3) b. (1) and (3) only c. (1) and (2) only d. (1) only....... Programs are written by low languages a. can more easily be read and interpreted by human. run faster. b. occupy less storage space. run faster. c. can more easily be read and interpreted by human. occupy less storage space. d. can more easily be read and interpreted by computer. occupy less storage space........

Match the following terms with their meanings: I. data A. the main circuit board in the system unit II. memory B. the representation of a fact or idea (unprocessed information) III. output C. processed data or information IV. storage D. holds instructions or data that the CPU processes V. motherboard E. data or information that can be accessed again a. B,C,D,E,A b. B,D,C,E,A c. B,D,A,D,E d. B,D,C,A,E...... Mach the following terms with their definitions: I. root directory A. a collection of related pieces of information stored together as a single unit II. folder B. a collection of files III. file C. a storage device represented by a letter IV. file management D. the top of the filing structure of the computer system V. drive E. provides organizational structure to the computer’s contents.......