What is the number of read-write heads in the drive for a 9-trac magnetic tape? a. 9 b. 16 c. 18 d. 27

What is the number of read-write heads in the drive for a 9-trac magnetic tape? a. 9
b. 16
c. 18
d. 27
by

1 Answer

Answer :

a. 9
by

Related questions

What is the number of read-write heads in the drive for a 9- trac magnetic tape? A) 9 B) 16 C) 18 D) 27

Description : What is the number of read-write heads in the drive for a 9- trac magnetic tape? A) 9 B) 16 C) 18 D) 27

Last Answer : Answer : A

What is the number of read-write heads in the drive for a 9-trac magnetic tape? a. 9 b. 16 c. 18 d. 27

Description : What is the number of read-write heads in the drive for a 9-trac magnetic tape? a. 9 b. 16 c. 18 d. 27

Last Answer : 27

What is the number of read-write heads in the drive for a 9-trac magnetic tape? a. 9 b. 16 c. 18 d. 27

Description : What is the number of read-write heads in the drive for a 9-trac magnetic tape? a. 9 b. 16 c. 18 d. 27

Last Answer : a. 9

The disk drive component used to position read/write heads over a specific track I known as a. Acoustic couples b. Access arm c. Cluster d. All of the above

Description : The disk drive component used to position read/write heads over a specific track I known as a. Acoustic couples b. Access arm c. Cluster d. All of the above

Last Answer : b. Access arm

Which of the following memory medium is not used as main memory system? a. Magnetic core b. Semiconductor c. Magnetic tape d. Both a and b

Description : Which of the following memory medium is not used as main memory system? a. Magnetic core b. Semiconductor c. Magnetic tape d. Both a and b

Last Answer : c. Magnetic tape

Which of the following is not a primary storage device? a. Magnetic tape b. Magnetic disk c. Optical disk d. None of the above

Description : Which of the following is not a primary storage device? a. Magnetic tape b. Magnetic disk c. Optical disk d. None of the above

Last Answer : d. None of the above

Magnetic tape can serve as a. Secondary storage media b. Output media c. Input media d. All of the above

Description : Magnetic tape can serve as a. Secondary storage media b. Output media c. Input media d. All of the above

Last Answer : d. All of the above

The magnetic storage chip used to provide non-volatile direct access storage of data and that have no moving parts are known as a. Magnetic core memory b. Magnetic tape memory c. Magnetic disk memory d. Magnetic bubble memory

Description : The magnetic storage chip used to provide non-volatile direct access storage of data and that have no moving parts are known as a. Magnetic core memory b. Magnetic tape memory c. Magnetic disk memory d. Magnetic bubble memory

Last Answer : a. Magnetic core memory

perforated paper used as input of output media is known as a. paper tapes b. magnetic tape c. punched papers tape d. card punch

Description : perforated paper used as input of output media is known as a. paper tapes b. magnetic tape c. punched papers tape d. card punch

Last Answer : a. paper tapes

An output device that uses words or messages recorded on a magnetic medium to produce audio response is b. Magnetic tape c. Voice response unit d. Voice recognition unit e. Voice band

Description : An output device that uses words or messages recorded on a magnetic medium to produce audio response is b. Magnetic tape c. Voice response unit d. Voice recognition unit e. Voice band

Last Answer : d. Voice recognition unit

Which of the following is not true for a magnetic disk? a. It is expensive relative to magnetic tape b. It provides only sequential access to stored data c. Users can easily update records by writing over the old data d. All of above

Description : Which of the following is not true for a magnetic disk? a. It is expensive relative to magnetic tape b. It provides only sequential access to stored data c. Users can easily update records by writing over the old data d. All of above

Last Answer : b. It provides only sequential access to stored data

Which of the following is not a primary storage device? a. Magnetic tape b. Magnetic disk c. Optical disk d. None of above

Description : Which of the following is not a primary storage device? a. Magnetic tape b. Magnetic disk c. Optical disk d. None of above

Last Answer : d. None of above

The data recording format in most of the modern magnetic tape is a. 7-bit ASCII b. 7-bit EBCDIC c. 8-bit ASCII d. 8-bit EBCDIC

Description : The data recording format in most of the modern magnetic tape is a. 7-bit ASCII b. 7-bit EBCDIC c. 8-bit ASCII d. 8-bit EBCDIC

Last Answer : d. 8-bit EBCDIC

Which statement is valid about magnetic tape? a. It is a plastic ribbon b. It is coated on both sides with iron oxide c. It can be erased and reused d. All of above

Description : Which statement is valid about magnetic tape? a. It is a plastic ribbon b. It is coated on both sides with iron oxide c. It can be erased and reused d. All of above

Last Answer : a. It is a plastic ribbon

Reading data is performed in magnetic disk by a. Read/write leads b. Sectors c. Track d. Lower surface

Description : Reading data is performed in magnetic disk by a. Read/write leads b. Sectors c. Track d. Lower surface

Last Answer : a. Read/write leads

The microprocessor can read/write 16 bit data from or to ________ A. memory B. I /O device C. processor D. register

Description : The microprocessor can read/write 16 bit data from or to ________ A. memory B. I /O device C. processor D. register

Last Answer : The microprocessor can read/write 16 bit data from or to memory 

. How do tape transports with differential velocity capstans maintain a constant tape tension in the area around the magnetic heads?

Description : . How do tape transports with differential velocity capstans maintain a constant tape tension in the area around the magnetic heads?

Last Answer : The supply capstan is slightly larger than the take-up capstan. This causes the take-up capstan to pull the tape slightly faster than the supply capstan feeds the tape.

Magnetic tape recorders can have up to three different heads installed. What are the three functions performed by a recorder's heads?

Description : Magnetic tape recorders can have up to three different heads installed. What are the three functions performed by a recorder's heads?

Last Answer : Record, reproduce, and erase.

After using a tape that was stored in an area where temperatures exceeded 130º F you notice pieces of oxide sticking to the recorder's tape-transport mechanism, to its magnetic heads, and onto the tape. What is the probable cause of these symptoms?

Description : After using a tape that was stored in an area where temperatures exceeded 130º F you notice pieces of oxide sticking to the recorder's tape-transport mechanism, to its magnetic heads, and onto the tape. What is the probable cause of these symptoms?

Last Answer : Oxide shedding. At temperatures above 130º F, oxide coating becomes soft and sheds.

In 8096 we have _____interrupt sources and _______ interrupt vectors. a) 18, 8 b) 21, 6 c) 21, 8 d) 16, 8

Description : In 8096 we have _____interrupt sources and _______ interrupt vectors. a) 18, 8 b) 21, 6 c) 21, 8 d) 16, 8

Last Answer : c) 21, 8

The 8279 normally provides a maximum of _____ seven segment display interface with CPU. a) 8 b) 16 c) 32 d) 18

Description : The 8279 normally provides a maximum of _____ seven segment display interface with CPU. a) 8 b) 16 c) 32 d) 18

Last Answer : a) 8

In 8096 we have _____interrupt sources and _______ interrupt vectors. a) 18, 8 b) 21, 6 c) 21, 8 d) 16, 8

Description : In 8096 we have _____interrupt sources and _______ interrupt vectors. a) 18, 8 b) 21, 6 c) 21, 8 d) 16, 8

Last Answer : c) 21,

1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50'. What number is missing? -Riddles

Description : 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50'. What number is missing? -Riddles

Last Answer : 22

The disk drive component used to position read/write heads over a specific track I known as a. Acoustic couples b. Access arm c. Cluster d. All of the above

Description : The disk drive component used to position read/write heads over a specific track I known as a. Acoustic couples b. Access arm c. Cluster d. All of the above

Last Answer : Access arm

The head arm assembly of a floppy disk drive transport has how many read heads and how many write heads?

Description : The head arm assembly of a floppy disk drive transport has how many read heads and how many write heads?

Last Answer : Two read heads and two write heads.

The disk drive component used to position read/write heads over a specific track I known as a. Acoustic couples b. Access arm c. Cluster d. All of the above

Description : The disk drive component used to position read/write heads over a specific track I known as a. Acoustic couples b. Access arm c. Cluster d. All of the above

Last Answer : b. Access arm

What does the disk drive of a computer do? a. Rotate the disk b. Read the disk c. Load a program from the disk into the memory d. Both b and c

Description : What does the disk drive of a computer do? a. Rotate the disk b. Read the disk c. Load a program from the disk into the memory d. Both b and c

Last Answer : d. Both b and c

In 8279, the keyboard entries are debounced and stored in an _________, that is further accessed by the CPU to read the key codes. a) 8-bit FIFO b) 8-byte FIFO c) 16 byte FIFO d) 16 bit FIFO

Description : In 8279, the keyboard entries are debounced and stored in an _________, that is further accessed by the CPU to read the key codes. a) 8-bit FIFO b) 8-byte FIFO c) 16 byte FIFO d) 16 bit FIFO

Last Answer : b) 8-byte FIFO

Which of the following items are examples of storage devices? a. Floppy / hard disks b. CD-ROMs c. Tape devices d. All of the above

Description : Which of the following items are examples of storage devices? a. Floppy / hard disks b. CD-ROMs c. Tape devices d. All of the above

Last Answer : d. All of the above

A plastic card similar to a credit card but having some memory and a microprocessor embedded within it is a. Punched paper tape b. Chip card c. Card punch

Description : A plastic card similar to a credit card but having some memory and a microprocessor embedded within it is a. Punched paper tape b. Chip card c. Card punch

Last Answer : a. Punched paper tape

Dot-matrix is a type of a. Tape e. Printer f. Disk g. Bus

Description : Dot-matrix is a type of a. Tape e. Printer f. Disk g. Bus

Last Answer : e. Printer

The primary advantage of key-to-tape data entry system is a. A large percentage of editing can be performed at the time of data entry b. Key verification is easily performed c. The tape is reusable

Description : The primary advantage of key-to-tape data entry system is a. A large percentage of editing can be performed at the time of data entry b. Key verification is easily performed c. The tape is reusable

Last Answer : c. The tape is reusable

Tape speed is measured in a. Feet per second b. Inch per second c. Meter per second d. Centimeter per second

Description : Tape speed is measured in a. Feet per second b. Inch per second c. Meter per second d. Centimeter per second

Last Answer : b. Inch per second

In the actuator arm assembly of a hard disk drive transport, what device can position the magnetic heads to the correct track of a hard disk more accurately than a dc stepper motor?

Description : In the actuator arm assembly of a hard disk drive transport, what device can position the magnetic heads to the correct track of a hard disk more accurately than a dc stepper motor?

Last Answer : Voice coil servo.

What part of a floppy disk drive transport uses a dc stepper motor to position the magnetic heads over the recording surface of a floppy disk?

Description : What part of a floppy disk drive transport uses a dc stepper motor to position the magnetic heads over the recording surface of a floppy disk?

Last Answer : Actuator arm assembly.

Write an algorithm to subtract two 16 bit numbers (With borrow) in 8086 microprocessor.

Description : Write an algorithm to subtract two 16 bit numbers (With borrow) in 8086 microprocessor.

Last Answer : Algorithm for 16 bit numbers subtraction with borrow: 1. Load 0000H into CX register (for borrow) 2. Load the first number into AX(accumulator) 3. Load the second number into BX register 4. Subtract ... . Move data from AX(accumulator) to memory 8. Move data from CX register to memory 9. Stop

A microporgram is sequencer perform the operation a. read b. write c. execute d. read and write e. read and execute

Description : A microporgram is sequencer perform the operation a. read b. write c. execute d. read and write e. read and execute

Last Answer : e. read and execute

Which of the following memories allows simultaneous read and write operations? a. ROM b. RAM c. EPROM d. None of above

Description : Which of the following memories allows simultaneous read and write operations? a. ROM b. RAM c. EPROM d. None of above

Last Answer : b. RAM

The CPU removes the ___ signal to complete the memory write operation: a. Read b. Write c. Both A and B d. None of these

Description : The CPU removes the ___ signal to complete the memory write operation: a. Read b. Write c. Both A and B d. None of these

Last Answer : a. Read

The CPU sends out a ____ signal to indicate that valid data is available on the data bus: a. Read b. Write c. Both A and B

Description : The CPU sends out a ____ signal to indicate that valid data is available on the data bus: a. Read b. Write c. Both A and B

Last Answer : b. Write

When memory write or I/O read are active data is from the processor: a. Input b. Output c. Processor d. None of these

Description : When memory write or I/O read are active data is from the processor: a. Input b. Output c. Processor d. None of these

Last Answer : b. Output

Which is not the control bus signal: a. READ b. WRITE c. RESET

Description : Which is not the control bus signal: a. READ b. WRITE c. RESET

Last Answer : c. RESET

CPU can read & write data by using : a. Control bus b. Data bus c. Address bus d. None of these

Description : CPU can read & write data by using : a. Control bus b. Data bus c. Address bus d. None of these

Last Answer : b. Data bus

In 8096, CCB bit 3 is ____. a) write strobe mode select b) address valid strobe select c) bus width select d) Internal read control mode

Description : In 8096, CCB bit 3 is ____. a) write strobe mode select b) address valid strobe select c) bus width select d) Internal read control mode

Last Answer : c) bus width select

In 8279 Status Word, data is read when ________ pins are low, and write to the display RAM with ____________ are low. a) A0, CS, RD & A0, WR, CS. b) CS, WR, A0 & A0, CS, RD c) A0, RD & WR, CS d) CS, RD & A0, CS.

Description : In 8279 Status Word, data is read when ________ pins are low, and write to the display RAM with ____________ are low. a) A0, CS, RD & A0, WR, CS. b) CS, WR, A0 & A0, CS, RD c) A0, RD & WR, CS d) CS, RD & A0, CS.

Last Answer : c) A0, RD & WR, CS

In 8096, CCB bit 3 is ____. a) write strobe mode select b) address valid strobe select c) bus width select d) Internal read control mode

Description : In 8096, CCB bit 3 is ____. a) write strobe mode select b) address valid strobe select c) bus width select d) Internal read control mode

Last Answer : b) address valid strobe select

The ALU of a computer normally contains a number of high speed storage element called a. Semiconductor memory b. Registers c. Hard disks d. Magnetic disk

Description : The ALU of a computer normally contains a number of high speed storage element called a. Semiconductor memory b. Registers c. Hard disks d. Magnetic disk

Last Answer : b. Registers

Transverse joints are provided at distances varying from (A) 10 m to 15 m (B) 12 m to 18 m (C) 16 m to 24 m (D) 17 m to 27 m

Description : Transverse joints are provided at distances varying from (A) 10 m to 15 m (B) 12 m to 18 m (C) 16 m to 24 m (D) 17 m to 27 m

Last Answer : Answer: Option D

A beam of uniform rectangular section 200 mm wide and 300mm deep is simply supported at its ends.It carries a uniformly distributed load of 9KN/m run over the entire span of 5m.If E=1×104 N/mm2, what is the maximum deflection? a.14.26 mm b.17.28 mm c.18.53 mm d.16.27 mm.

Description : A beam of uniform rectangular section 200 mm wide and 300mm deep is simply supported at its ends.It carries a uniformly distributed load of 9KN/m run over the entire span of 5m.If E=1×104 N/mm2, what is the maximum deflection? a.14.26 mm b.17.28 mm c.18.53 mm d.16.27 mm.

Last Answer : d.16.27 mm.

Before a disk drive can access any sector record, a computer program has to provide the record’s disk address. What information does this address specify? a. Track number b. Sector number c. Surface number d. All of above

Description : Before a disk drive can access any sector record, a computer program has to provide the record’s disk address. What information does this address specify? a. Track number b. Sector number c. Surface number d. All of above

Last Answer : d. All of above