SBI CLERK 2014
- · Any computer parts that you can actually touch are considered to be (Hardware ).
- · The box that contains the central electronic components of the computer is the (SYSTEM UNIT).
- · Devices, such as monitors and printers, that are connected to the computer are called (peripheral devices)
- · A(n) ____________device enables you to enter data and instructions into the computer (INPUT DEVICE)
- · ____________, when attached to a computer, can translate a user’s handwriting into digital input. (DIGITIZER OR GRAPHICS TABLET).
- · most common input devices are the ____________ and the ____________. ( KEYBOARD AND MOUSE)
- · most common keyboard uses the ____________ layout ( QUERTY).
- · The ____________ key and the ____________ key can be used in combination with other keys to perform shortcuts and special tasks.( CONTROL AND ALT)
- · The Delete key, Num Lock key, and Caps Lock key are considered ____________ keys because their function changes each time you press them. (TOGGLE KEYS)
- · I-beam or an arrow is known as the mouse (POINTER).
- · A ____________ is the traditional way to enter data into a PDA and can be used on Tablet PCs for handwriting recognition (STYLUS)
- · A ____________ is an output device that creates tangible hard copies. PRINTER
- · The diagonal distance, measured in millimeters, between pixels of the same color is called (DOT PITCH)
- · ____________ printers have tiny hammer-like keys that strike the paper through an inked ribbon (IMPACT PRINTER).
- · Inkjet printers and laser printers are examples of ____________ printers.(NON IMPACT PRINTER)
- · ____________ are large printers used to produce oversize pictures that require precise continuous lines, such as maps and architectural plans.
- · A printer’s speed is measured in: (PPM ).
- · Restarting the system when it is already powered on is called (WARM BOOTING).
- · is when the computer saves an image of the desktop and powers down (HIBERNATE).
- · ____________ data and programs are stored in the hard drive.(PRERMANENT)
- · Hard disk drives are considered ____________ storage (NOT VOLATILE MEMORY)
- · ____________ are devices used to transmit data over telecommunications lines. (MODEM)
- · The ____________ port sends data one bit at a time and is often used to connect a modem to the computer. (SEREAL )
- · The ____________ port transmits data in groups of bits, is faster than a serial port, and is generally used to connect a printer (PARALLEL).
- · The ____________, housed inside the system unit, regulates the wall voltage to the voltages required by the computer chips( SMPS)
- · The ____________ enables your computer to connect to other computers. (NIC).
- · ____________ is referred to as primary storage (RAM)
- · RAM is considered volatile storage, which means it is: (TEMPORARY OR VOLATILE MEMORY).
- · ____________ is a form of permanent memory that holds all the instructions the computer needs to start up and does not get erased when the power is turned off.( ROM).
- · ____________ speed is measured in nanoseconds. (RAM).
- · A(n) ____________ is a combination of hardware and software that facilitates the sharing of information between computing devices. (NETWORK )
- · Storage devices, such as floppy disk drives and Zip disk drives that are no longer standard on many new computers, are known as ____________ technologies.( LEGACY)
- · ____________ is a series of small cards (called memory cards or memory modules) that plug into slots on the motherboard. (RAM)
- · ____________ devices, such as monitors, modems, and printers, are devices that are externally connected to the computer. PERIPHERAL
- · A(n)____________ mouse uses an internal sensor or laser instead of a rollerball, and therefore does not need a mousepad. (OPTICAL).
- · ____________ keyboards have a much shorter range than radio frequency (RF) keyboards (BLUETOOTH)
- · ____________ technology allows a person sitting at a computer equipped with a personal video camera and a microphone to transmit video and audio across the Internet. (VEDIO CONFRENCING)
- · In ____________ systems, you operate your computer through a microphone, telling it to perform specific commands or translate spoken words into data input. ( SPEECH – RECOGNITION )
- · Two power-management settings on a computer are ____________ and ____________. (hibernation and Stand By mode)
- · ____________drives, sometimes referred to as jump drives or thumb drives, are a newer alternative to storing portable data. (FLASH )
- · ____________ is the largest printed circuit board to which all other boards are connected. (MOTHERBOARD).
- · ____________ is the storage space nearby the CPU where data and commands are stored and can be located, opened, and delivered to the CPU for processing in a few billionths of a second (RAM).
- · Devices such as digital video cameras, MP3 players, and digital media players benefit from using a(n) ____________ port, one of the newer and faster interfaces available, which can transfer data from 400 Mbps to 800 Mbps (FIRE –WIRE).
- · Thermal printers are ideal for mobile computing because they are compact, lightweight, and require no ink cartridges.
- · USB ports can connect a wide variety of peripherals to the computer, including keyboards, printers, mice, and digital cameras
- · Match the following ports with the devices most likely to be connected to them:
- · I. VGA port A. flash drive
- · II. parallel port B. monitor
- · III. serial port C. printer
- · IV. Ethernet port D. modem
- · V. USB port E. DSL or cable modem (Answer: B, C, D, E, A)
- · Match the following terms with their meanings:
- · I. stylus A. an input device used to enter data on a PDA
- · II. hertz (Hz) B. the clearness or sharpness of an image
- · III. resolution C. temporary
- · IV. volatile D. a unit of frequency indicating cycles per second
- · V. system unit E. contains the central electronic components of the computer
- · Answer: A, D, B, C, E
- · Match the following terms with their meanings:
- · I. peripheral devices A. an example of permanent storage
- · II. modem port B. external devices that exchange data with the computer through ports
- · III. dot-matrix C. an example of an impact printer
- · IV. ergonomics D. an example of a connectivity port
- · V. hard disk drive E. the science involved with minimizing the risk of injury or discomfort
- · B, D, C, E, A
- · The memory which is utmost accessible to the processor is (CACHE MEMORY).
- · High density double sided floppy disks could store _____ of data (1.44 MB)
- · . which of the following memories must be refreshed many times per second? (DRAM)
- · Which of the following memories not needs refresh? (SRAM)
- · A storage area used to store data to a compensate for the difference in speed at which the different units can handle data is (BUFFER )
- · Instructions and memory address are represented by (BINARY CODES)
- · . The memory which is programmed at the time (PROM).
- · In magnetic disks data is organized on the
- · platter in a concentric sets or rings called (TRACK)
- · concentric circles on a hard drive (TRACK).
- · the time it takes a storage device to locate and retrieve stored data (ACCESS-TIME)
- · . pie-shaped wedges on a hard drive (SECTOR).
- · IBM stands for International Business Machines.
- · Which of the following memories must be refreshed many times per second. (DRAM).
- · A collection of 8 bits is called.( 1 byte or 1 Character ).
- · The BOOT sector files of the system are stored in (ROM ).
- · Which of the following is exclusively a sequential access storage device.( Magnetic Tape).
- · The concept of virtual memory:
- · Cache memory -- faster to access than DRAM
- · In processing cheques which of the following I/O techniques have banks traditionally used (MICR).
- · Type of RAM that is NOT temporary is NV RAM.
- · ROM is type of ------------ FIRMWARE.
- · The container that houses most of the electronic components that make up a (SYSTEM UNIT).
- · Numbering system in which all numbers consist of only two digits-0 and1 (BINARY NUMBER SYSTERM)
- · The communications web for the entire computer system. ------------ SYSTEM BOARD
- · Consists of a tiny circuit board etched on a stamp-sized square of silicon (CHIP).
- · Tells the rest of the computer system how to carry out a program’s instuctions. ---------- CONTROL UNIT.
- · Performs arithmetic operations and logical operations. (ALU)
- · The most common type of microprocessor. ---------- (CISC CHIP).
- · A plastic card, the size of a regular credit card, with an embedded chip. (SMART CARD READER).
- · Volatile storage that holds the program and the data the CPU is currently processing. ---( RAM).
- · Temporary high-speed holding area between the memory and the CPU (CHACHE MERMOY).
- · Produces precisely timed electrical beats used as a timing mechanism (SYSTEM CLOCK)
- · Machines manufactured so that users cannot easily add new devices. (closed architecture)
- · Also called plug-in boards, controller cards, adapter cards, and interface cards. ---( EXPANSION BOARD ).
- · Card that allows distant computers to communicate, via converted elec- tronic signals, over telephone lines. ------- MODEM
- · Credit card-sized expansion boards used by portable computers. --------- (PC CARD).
- · Connects the parts of the CPU to each other. ------- DATA BUS
- · Connecting socket on the outside of the system unit. ------- PORT.
- · Connects external devices that need to send or receive a lot of data over a short distance. ---- (PARALLEL PORT.)
- · Connects input and output devices to the system unit via the ports. (CABLE).
- · You organize files by storing them in (FOLDER).
- · Where are data and programme stored when the processor uses them? (MAIN MERMORY).
- · What characteristic of read-only memory (ROM) makes it useful? (Data in ROM is non-volatile, that is, it remains there even without electrical power )
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