1. It loses its contents at high ambient temperatures
2. Its contents are lost on failure of power supply
3. It has to be kept in air-tight boxes always
4. It is the latest type of bubble memory
Its contents are lost on failure of power supply
1. HF range
2. VHF range
3. UHF range
4. VLF range
UHF range
1. 9-track 1600 BPI
2. double-sized double density
3. 33 MHz-zero-wait time
4. 40 MB capacity
double-sized double density
1. 50%
2. 70%
3. 100%
4. Indefinite as modulation by two waves simultaneously is not possible
50\%
1. A memory location is identified by a unique number called its address
2. The content of a memory location does not change its address
3. Entering data into a memory location does not change its address
4. A memory location can hold only a data item and not a program instruction
A memory location can hold only a data item and not a program instruction
1. 750 kHz
2. 900 kHz
3. 1600 kHz
4. 2100 kHz
2100 kHz
1. to attenuate high frequencies
2. to attenuate low frequencies
3. to attenuate mid band frequencies
4. none of these
to attenuate high frequencies
1. ROM
2. RAM
3. PROM
4. HARD DISK
RAM
1. after modulation
2. before modulation
3. before detection
4. after detection
before modulation
1. Speaker which beeps
2. Joy stick
3. Plotter
4. ALU
ALU