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WorksheetsForensic and PKI Quiz
Total questions: 40
Worksheet time: 20mins
Which forensic approach is used when a system cannot be powered off?
Dead-box forensics
Static analysis
Live forensics
Logical acquisition
Which Linux command lists currently running processes?
ls
ps
grep
chmod
Which command shows real-time process activity?
ps
top
uptime
jobs
Which Linux directory stores system log files?
/etc
/bin
/var/log
/usr
Which file records user authentication events on Linux?
/etc/passwd
/etc/shadow
/var/log/auth.log
/var/log/dmesg
Which command is used to view network connections on Linux?
ifconfig
netstat
route
arp
Which Linux command calculates a SHA-256 hash of a file?
md5sum
sha1sum
sha256sum
hash
Which command is commonly used to create a bit-by-bit disk copy?
cp
rsync
dd
mount
In live forensics, which evidence is collected first?
Hard disk
RAM contents
Archived logs
Backup files
Which command displays open files and associated processes?
lsof
ps
df
du
Which Linux command shows disk usage by file system?
du
df
mount
blkid
Which command is used to view command history of a user?
history
who
last
w
Which mobile forensic challenge is most common?
Large screen size
Device encryption and lock
File permissions
Network latency
Which Android artifact is useful for call and SMS analysis?
boot.img
contacts2.db
system.img
kernel.log
Which type of evidence is volatile?
SSD data
Hard disk
RAM
SIM card
Which Linux command helps identify logged-in users?
who
passwd
useradd
sudo
Which command displays last login details?
last
history
whoami
groups
Why is swap space important in forensics?
Stores encrypted files
May contain remnants of RAM data
Improves performance
Reduces disk usage
Which command can capture memory dumps (tool-based awareness)?
memdump
dd
lsof
ps
Which forensic concern is highest in live forensics?
Disk failure
Evidence volatility
Storage space
File permissions
Which certificate is required to secure a website?
Email certificate
Code signing certificate
SSL/TLS certificate
Root certificate
Which protocol secures web communication?
FTP
SMTP
TLS
SNMP
Which Linux command is used to generate a private key using OpenSSL?
openssl genrsa
openssl hash
openssl verify
openssl cert
Which OpenSSL command displays certificate details?
openssl sign
openssl x509 -text
openssl encrypt
openssl pkcs
Which email security protocol provides encryption and signatures?
SMTP
IMAP
PGP
POP3
Which authentication uses more than one factor?
Single sign-on
Password authentication
Multi-factor authentication
Biometric only
Which authentication protocol is passwordless?
LDAP
Kerberos
FIDO
RADIUS
Zero Trust Architecture assumes:
Internal users are trusted
Trust is based on location
No implicit trust
Firewalls are sufficient
OAuth is mainly used for:
Encryption
Authorization delegation
Hashing
Digital signatures
Which directory service is used for centralized authentication?
DNS
LDAP
DHCP
SMTP
Which Windows service provides directory-based authentication?
IIS
Active Directory
SMB
NTFS
Which law governs cyber offences in India?
IPC
IT Act
RTI Act
Companies Act
Which IT Act section deals with digital signatures?
Section 43
Section 65
Section 3
Section 72
Blockchain is best described as:
Centralized database
Distributed immutable ledger
Encryption algorithm
Authentication protocol
Which property makes blockchain tamper-resistant?
Encryption
Hash chaining
Compression
Authentication
Which PKI feature enables secure email signing?
SSL
Digital signature
Hashing
Encoding
Which Linux command verifies a digital signature (conceptual)?
gpg --verify
openssl genrsa
sha256sum
chmod
Which mail client is commonly used in PKI labs for email signing?
Outlook Express
Thunderbird
Evolution
Roundcube
Which authentication factor is “something you have”?
Password
Fingerprint
Smart card
PIN
Which PKI risk is highest if certificates are not revoked?
Performance loss
Compromised identity misuse
Hash collision
Storage overhead
