Design and Verify the 4-Bit Serial In - Parallel Out Shift Registers.

A register that can be used to provide data movements ________________
A n-bit register has a group of _________ flip-flops and some logic gates.
Shifting a register content to left by one position is equivalent to ____________
To serially shift a nibble(4 bits) of data into a shift register,there must be __________
What is meant by parallel load of a shift register?